https://hvacdirectusa.com/products/filter-king-11x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-x-9-x-75-fk11x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d7691d2-2b06-4011-93e2-9334238a439b.jpg?v=1781244996 Filter King 11x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 9 x .75" - FK11x9x1A-M8-4 Filter King 11x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 9 x .75" - FK11x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x10-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-10-5-x-75-fk12-5x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0371bae9-1703-46fe-8f4b-7082211af6db.jpg?v=1781244995 Filter King 12.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 10.5 x .75" - FK12.5x10.5x1A-M8-4 Filter King 12.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 10.5 x .75" - FK12.5x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-10-x-75-fk12-5x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3cb0662d-78d3-482e-8115-dabca1e50d19.jpg?v=1781244994 Filter King 12.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 10 x .75" - FK12.5x10x1A-M8 -4 Filter King 12.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 10 x .75" - FK12.5x10x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-11-5-x-75-fk12-5x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_01a6fa82-c073-4bbe-bd84-cf586db254fb.jpg?v=1781244994 Filter King 12.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 11.5 x .75" - FK12.5x11.5x1A-M8-4 Filter King 12.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 11.5 x .75" - FK12.5x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x12-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-12-5-x-75-fk12-5x12-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_520b3221-e847-40e9-8b56-38dab33fdab2.jpg?v=1781244993 Filter King 12.5x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 12.5 x .75" - FK12.5x12.5x1A-M8 -4 Filter King 12.5x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 12.5 x .75" - FK12.5x12.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x13-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-13-5-x-75-fk12-5x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_595cbc8b-4411-4a6f-be19-98378ffa0bfb.jpg?v=1781244992 Filter King 12.5x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 13.5 x .75) - FK12.5x13.5x1A-M8-4 Filter King 12.5x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 13.5 x .75) - FK12.5x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x13x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-13-x-75-fk12-5x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fe12a924-6e0d-41eb-829c-3d6fb5835f01.jpg?v=1781244992 Filter King 12.5x13x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 13 x .75) - FK12.5x13x1A-M8-4 Filter King 12.5x13x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 13 x .75) - FK12.5x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-14-x-75-fk12-5x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_45f4b509-3fa7-481a-a183-3e084264ec8b.jpg?v=1781244991 Filter King 12.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 14 x .75" - FK12.5x14x1A-M8-4 Filter King 12.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 14 x .75" - FK12.5x14x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x15-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-15-5-x-75-fk12-5x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cbe0f5af-0a11-41bc-b5d1-f337adc63b55.jpg?v=1781244990 Filter King 12.5x15.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 15.5 x .75) - FK12.5x15.5x1A-M8-4 Filter King 12.5x15.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 15.5 x .75) - FK12.5x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-15-x-75-fk12-5x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6d48e8fb-8e98-49ef-aa9b-916571806a3a.jpg?v=1781244989 Filter King 12.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 15 x .75" - FK12.5x15x1A-M8-4 Filter King 12.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 15 x .75" - FK12.5x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x16-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-16-5-x-75-fk12-5x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d2fc16e-4d7f-45f1-b882-b0a07ad5baf9.jpg?v=1781244989 Filter King 12.5x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 16.5 x .75) - FK12.5x16.5x1A-M8-4 Filter King 12.5x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 16.5 x .75) - FK12.5x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-17-5-x-75-fk12-5x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd5359fa-0b55-4c22-be0b-4cf45d1d0b05.jpg?v=1781244988 Filter King 12.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 17.5 x .75" - FK12.5x17.5x1A-M8-4 Filter King 12.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 17.5 x .75" - FK12.5x17.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x18-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-18-5-x-75-fk12-5x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f3636d00-5e70-4506-9a46-6ea5d5b5bbfb.jpg?v=1781244987 Filter King 12.5x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 18.5 x .75) - FK12.5x18.5x1A-M8-4 Filter King 12.5x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 18.5 x .75) - FK12.5x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x18x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-18-x-75-fk12-5x18x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_872c1d81-95ab-4d2a-bc9c-ed882a4caf04.jpg?v=1781244987 Filter King 12.5x18x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 18 x .75) - FK12.5x18x1A-M8-4 Filter King 12.5x18x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 18 x .75) - FK12.5x18x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-19-5-x-75-fk12-5x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_61fb2b81-f16c-4e46-b4f3-b94126c2e718.jpg?v=1781244986 Filter King 12.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75" - FK12.5x19.5x1A-M8 - 4 Filter King 12.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75" - FK12.5x19.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-12-5x19-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-19-5-x-75-fk12-5x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f92089a2-2a58-42f4-a26c-35b31db5ba9f.jpg?v=1781244985 Filter King 12.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75" - FK12.5x19.5x1A-M8 -4 Filter King 12.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75" - FK12.5x19.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-19-x-75-fk12-5x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7ee2c25b-fe00-4fc6-8847-b694e780f936.jpg?v=1781244985 Filter King 12.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19 x .75" - FK12.5x19x1A-M8-4 Filter King 12.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19 x .75" - FK12.5x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-20-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_73a0fc47-15c5-4f3c-b903-590d7bc9d731.jpg?v=1781244984 Filter King 12.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75" Filter King 12.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75" https://hvacdirectusa.com/products/filter-king-12-5x20-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-20-5-x-75-fk12-5x20-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_407c6585-272b-4b65-9e5e-1bed422379b4.jpg?v=1781244983 Filter King 12.5x20.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75" - FK12.5x20.5x1A-M8-3 Filter King 12.5x20.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75" - FK12.5x20.5x1A-M8-3 https://hvacdirectusa.com/products/filter-king-12-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-20-x-75-fk12-5x20x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_05684c47-2672-4b5b-9115-2c76234a4e77.jpg?v=1781244983 Filter King 12.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20 x .75" - FK12.5x20x1A-M8-4 Filter King 12.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20 x .75" - FK12.5x20x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-21-5-x-75-fk12-5x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ea5d6d6f-8a02-43ee-a796-1fb35023a1b0.jpg?v=1781244982 Filter King 12.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 21.5 x .75" - FK12.5x21.5x1A-M8-4 Filter King 12.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 21.5 x .75" - FK12.5x21.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-21-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b2bc710c-1f15-4574-8059-6bd6976d1e6e.jpg?v=1781244981 Filter King 12.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 21 x .75" Filter King 12.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 21 x .75" https://hvacdirectusa.com/products/filter-king-12-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-22-x-75-fk12-5x22x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb5f6b93-1100-426f-ad75-907ee23a6c96.jpg?v=1781244980 Filter King 12.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 22 x .75" - FK12.5x22x1A-M8-12 Filter King 12.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 22 x .75" - FK12.5x22x1A-M8-12 https://hvacdirectusa.com/products/filter-king-12-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-22-x-75-fk12-5x22x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8a9cdf7c-ee7e-4a63-a453-57c0fc89fb72.jpg?v=1781244980 Filter King 12.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 22 x .75" - FK12.5x22x1A-M8-4 Filter King 12.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 22 x .75" - FK12.5x22x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-23-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d1db3721-7ec6-4e52-b87a-ba1057c82e87.jpg?v=1781244979 Filter King 12.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 23.5 x .75" Filter King 12.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 23.5 x .75" https://hvacdirectusa.com/products/filter-king-12-5x23-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-23-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_020d0417-f9ba-4852-bc9b-fc74bbd7f3a6.jpg?v=1781244978 Filter King 12.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 23.5 x .75" Filter King 12.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 23.5 x .75" https://hvacdirectusa.com/products/filter-king-12-5x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-24-5-x-75-fk12-5x24-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd4db4d3-6846-46db-88ca-0764ffef357c.jpg?v=1781244978 Filter King 12.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75" - FK12.5x24.5x1A-M8-12 Filter King 12.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75" - FK12.5x24.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-12-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-24-x-75-fk12-5x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_19969dc9-f604-4d7d-afb9-078be8567b36.jpg?v=1781244977 Filter King 12.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24 x .75" - FK12.5x24x1A-M8-4 Filter King 12.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24 x .75" - FK12.5x24x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x25-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-25-5-x-75-fk12-5x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cf323fe5-f552-4327-aa17-227d5b7cd1c4.jpg?v=1781244976 Filter King 12.5x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 25.5 x .75) - FK12.5x25.5x1A-M8-4 Filter King 12.5x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 25.5 x .75) - FK12.5x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-25-x-75-fk12-5x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8f99e30c-e416-41a5-b2f0-ea7bbdccb2a5.jpg?v=1781244975 Filter King 12.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 25 x .75" - FK12.5x25x1A-M8-4 Filter King 12.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 25 x .75" - FK12.5x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-26-5-x-75-fk12-5x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9fccfbfc-9d74-4626-9d0e-476abb43fb8d.jpg?v=1781244975 Filter King 12.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 26.5 x .75" - FK12.5x26.5x1A-M8-4 Filter King 12.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 26.5 x .75" - FK12.5x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-26-x-75-fk12-5x26x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff981acb-fdca-4ccc-a3e9-f8eeaa214494.jpg?v=1781244974 Filter King 12.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 26 x .75" - FK12.5x26x1A-M8-4 Filter King 12.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 26 x .75" - FK12.5x26x1A-M8-4 https://hvacdirectusa.com/products/filter-king12-5x27-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-27-5-x-75-fk12-5x27-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_555984f5-a001-43f5-9c5f-bd2297845238.jpg?v=1781244973 Filter King12.5x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 27.5 x .75) - FK12.5x27.5x1A-M8-4 Filter King12.5x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 27.5 x .75) - FK12.5x27.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-28-5-x-75-fk12-5x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d56e65c-016e-4440-973e-2ebe28841fdf.jpg?v=1781244972 Filter King 12.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 28.5 x .75" - FK12.5x28.5x1A-M8-4 Filter King 12.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 28.5 x .75" - FK12.5x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x28x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-28-x-75-fk12-5x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6f8d98f1-8ef7-49bf-b3c2-6e952a6e2946.jpg?v=1781244972 Filter King 12.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 28 x .75) - FK12.5x28x1A-M8-4 Filter King 12.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 28 x .75) - FK12.5x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-29-5-x-75-fk12-5x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d0c23841-b239-4d77-a0a6-d28bf687af93.jpg?v=1781244971 Filter King 12.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29.5 x .75" - FK12.5x29.5x1A-M8-4 Filter King 12.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29.5 x .75" - FK12.5x29.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-29-x-75-fk12-5x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_003cdc80-b6df-4ee3-b436-3a985e75935c.jpg?v=1781244970 Filter King 12.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29 x .75" - FK12.5x29x1A-M8-4 Filter King 12.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29 x .75" - FK12.5x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x30-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-30-5-x-75-fk12-5x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_48992e93-1a26-47ea-9825-c7dfa1a6ce99.jpg?v=1781244970 Filter King 12.5x30.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 30.5 x .75) - FK12.5x30.5x1A-M8-4 Filter King 12.5x30.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 30.5 x .75) - FK12.5x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-30-x-75-fk12-5x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_30e16029-2b4f-42b9-852c-f5cf8c92118f.jpg?v=1781244962 Filter King 12.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 30 x .75" - FK12.5x30x1A-M8-4 Filter King 12.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 30 x .75" - FK12.5x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-31-x-75-fk12-5x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0d2ab088-f801-4c13-9d39-1d60f0568fd4.jpg?v=1781244961 Filter King 12.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 31 x .75" - FK12.5x31x1A-M8-4 Filter King 12.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 31 x .75" - FK12.5x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-32-5-x-75-fk12-5x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c1f24809-7d7b-4974-8347-0957e1691714.jpg?v=1781244960 Filter King 12.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 32.5 x .75" - FK12.5x32.5x1A-M8-4 Filter King 12.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 32.5 x .75" - FK12.5x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x32x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-32-x-75-fk12-5x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_406696b2-dbe2-4ea3-947b-52fd0638b365.jpg?v=1781244959 Filter King 12.5x32x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 32 x .75) - FK12.5x32x1A-M8-4 Filter King 12.5x32x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 32 x .75) - FK12.5x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x33-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-33-5-x-75-fk12-5x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1e7616b3-6465-4da0-adc4-1a8937096a4a.jpg?v=1781244959 Filter King 12.5x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 33.5 x .75" - FK12.5x33.5x1A-M8-4 Filter King 12.5x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 33.5 x .75" - FK12.5x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-33-x-75-fk12-5x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c3e8dd5e-a3a6-4bf8-ba28-9cc24d7f3b41.jpg?v=1781244958 Filter King 12.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 33 x .75" - FK12.5x33x1A-M8-4 Filter King 12.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 33 x .75" - FK12.5x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x34-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-34-5-x-75-fk12-5x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_44cc4e73-0066-474a-9f1f-3739f26a8c98.jpg?v=1781244958 Filter King 12.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 34.5 x .75" - FK12.5x34.5x1A-M8-4 Filter King 12.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 34.5 x .75" - FK12.5x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x34x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-34-x-75-fk12-5x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_44023916-bc4e-4f6b-a429-d3e5766cd91c.jpg?v=1781244957 Filter King 12.5x34x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 34 x .75) - FK12.5x34x1A-M8-4 Filter King 12.5x34x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 34 x .75) - FK12.5x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x35-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-35-5-x-75-fk12-5x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_98fe7796-3a72-4053-b0de-13dd625d011d.jpg?v=1781244956 Filter King 12.5x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 35.5 x .75) - FK12.5x35.5x1A-M8-4 Filter King 12.5x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 35.5 x .75) - FK12.5x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x36x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-36-x-75-fk12-5x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9fba3841-a809-460b-b49f-9ccdef729474.jpg?v=1781244956 Filter King 12.5x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 36 x .75) - FK12.5x36x1A-M8-4 Filter King 12.5x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 36 x .75) - FK12.5x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-37-5-x-75-fk12-5x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6cc244ae-6548-4063-b3d1-9204c6bd7c21.jpg?v=1781244955 Filter King 12.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 37.5 x .75" - FK12.5x37.5x1A-M8-4 Filter King 12.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 37.5 x .75" - FK12.5x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-37-x-75-fk12-5x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_01a0d712-b8db-4c83-a586-889a4b3dd8bb.jpg?v=1781244954 Filter King 12.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 37 x .75" - FK12.5x37x1A-M8-4 Filter King 12.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 37 x .75" - FK12.5x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x38-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-38-5-x-75-fk12-5x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_178eb118-3793-4e90-b691-e232476c9fba.jpg?v=1781244954 Filter King 12.5x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 38.5 x .75" - FK12.5x38.5x1A-M8-4 Filter King 12.5x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 38.5 x .75" - FK12.5x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-9-made-in-usa-actual-size-12-5-x-38-x-75-fk12-5x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a5226c04-a06c-4207-b621-2c87a683ecba.jpg?v=1781244953 Filter King 12.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | 9=MADE IN USA | Actual Size: 12.5 x 38 x .75" - FK12.5x38x1A-M8-4 Filter King 12.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | 9=MADE IN USA | Actual Size: 12.5 x 38 x .75" - FK12.5x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-39-5-x-75-fk12-5x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ec6af38b-51e9-4680-9d58-2e1bb8e22735.jpg?v=1781244952 Filter King 12.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 39.5 x .75" - FK12.5x39.5x1A-M8-4 Filter King 12.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 39.5 x .75" - FK12.5x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-39-x-75-fk12-5x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a60b2b3-7f24-4dd5-9539-7487f7d4401d.jpg?v=1781244951 Filter King 12.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 39 x .75" - FK12.5x39x1A-M8-4 Filter King 12.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 39 x .75" - FK12.5x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x40-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-40-5-x-75-fk12-5x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f6917f9c-f79e-4b90-a164-a6a029fa6bb8.jpg?v=1781244951 Filter King 12.5x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 40.5 x .75" - FK12.5x40.5x1A-M8-4 Filter King 12.5x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 40.5 x .75" - FK12.5x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-40-x-75-fk12-5x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_742c44c5-621a-4d84-adb2-1c99cc102d42.jpg?v=1781244951 Filter King 12.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 40 x .75" - FK12.5x40x1A-M8-4 Filter King 12.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 40 x .75" - FK12.5x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x42-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-42-5-x-75-fk12-5x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6f9f0a04-676d-4c79-8503-5310a781498d.jpg?v=1781244950 Filter King 12.5x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 42.5 x .75) - FK12.5x42.5x1A-M8-4 Filter King 12.5x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 42.5 x .75) - FK12.5x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-42-x-75-fk12-5x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d3a9dc75-6b1e-4a7a-b7ce-3f89b268a473.jpg?v=1781244949 Filter King 12.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 42 x .75" - FK12.5x42x1A-M8-4 Filter King 12.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 42 x .75" - FK12.5x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x43-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-43-5-x-75-fk12-5x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_18f3e01e-bcd2-4e0e-8c7d-03105b87e7f7.jpg?v=1781244948 Filter King 12.5x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43.5 x .75" - FK12.5x43.5x1A-M8-4 Filter King 12.5x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43.5 x .75" - FK12.5x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-43-x-75-fk12-5x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f802f77d-deef-4a34-9764-df17f3aaa940.jpg?v=1781244947 Filter King 12.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43 x .75" - FK12.5x43x1A-M8-4 Filter King 12.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43 x .75" - FK12.5x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-44-5-x-75-fk12-5x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_df7b0b68-d878-44f7-8495-c0c7899976af.jpg?v=1781244947 Filter King 12.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44.5 x .75" - FK12.5x44.5x1A-M8-4 Filter King 12.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44.5 x .75" - FK12.5x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-44-x-75-fk12-5x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4caa692a-4ad6-4455-b153-546fb0302e39.jpg?v=1781244946 Filter King 12.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44 x .75" - FK12.5x44x1A-M8-4 Filter King 12.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44 x .75" - FK12.5x44x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-45-5-x-75-fk12-5x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7b7a0582-e2ae-4f78-bdf0-ca0569e0ee29.jpg?v=1781244946 Filter King 12.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 45.5 x .75" - FK12.5x45.5x1A-M8-4 Filter King 12.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 45.5 x .75" - FK12.5x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x46-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-46-5-x-75-fk12-5x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a10daf4e-3115-4ca2-a4a6-79d88cb70d5d.jpg?v=1781244945 Filter King 12.5x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46.5 x .75" - FK12.5x46.5x1A-M8-4 Filter King 12.5x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46.5 x .75" - FK12.5x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-46-x-75-fk12-5x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_667c0839-1ad1-46c2-b291-ab00e41d1252.jpg?v=1781244945 Filter King 12.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46 x .75" - FK12.5x46x1A-M8-4 Filter King 12.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46 x .75" - FK12.5x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-47-5-x-75-fk12-5x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_787e8cd6-3c33-4470-bdfb-f576350326d6.jpg?v=1781244944 Filter King 12.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 47.5 x .75" - FK12.5x47.5x1A-M8-4 Filter King 12.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 47.5 x .75" - FK12.5x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-48-x-75-fk12-5x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9dbe54a0-0bda-4397-800a-eec9f5952f43.jpg?v=1781244943 Filter King 12.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 48 x .75" - FK12.5x48x1A-M8-4 Filter King 12.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 48 x .75" - FK12.5x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-49-5-x-75-fk12-5x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_767ee98b-f1dc-457f-86b7-ab9001285397.jpg?v=1781244943 Filter King 12.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 49.5 x .75" - FK12.5x49.5x1A-M8-4 Filter King 12.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 49.5 x .75" - FK12.5x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-49-x-75-fk12-5x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aa4b2905-f0a0-4240-880b-a5adfcc0964c.jpg?v=1781244942 Filter King 12.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 49 x .75" - FK12.5x49x1A-M8-4 Filter King 12.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 49 x .75" - FK12.5x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x4x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-4-x-75-fk12-5x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1d3e7b4d-6abe-4545-a3f3-4cefe2ab58d1.jpg?v=1781244941 Filter King 12.5x4x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 4 x .75) - FK12.5x4x1A-M8-4 Filter King 12.5x4x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 4 x .75) - FK12.5x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x50-5x1-air-filter-4-pack-merv-8-actual-size-12-5-x-50-5-x-75-fk12-5x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cd21ed24-c439-4557-9cef-c82cd07ac702.jpg?v=1781244941 Filter King 12.5x50.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 50.5 x .75" - FK12.5x50.5x1A-M8 -4 Filter King 12.5x50.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 50.5 x .75" - FK12.5x50.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-50-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1c5bdac6-ff33-4aa4-92a0-6d003cddfd55.jpg?v=1781244940 Filter King 12.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 50 x .75" - Filter King 12.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 50 x .75" - https://hvacdirectusa.com/products/filter-king-12-5x51-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-51-5-x-75-fk12-5x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2eb0ef37-b5c7-44aa-bfdf-6da1f30ae0ea.jpg?v=1781244939 Filter King 12.5x51.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 51.5 x .75) - FK12.5x51.5x1A-M8-4 Filter King 12.5x51.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 51.5 x .75) - FK12.5x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-51-x-75-fk12-5x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f50fba6b-ddfe-454d-94c0-aecf72e67927.jpg?v=1781244939 Filter King 12.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 51 x .75" - FK12.5x51x1A-M8-4 Filter King 12.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 51 x .75" - FK12.5x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x52-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-52-5-x-75-fk12-5x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_386f7332-f466-4681-99d6-32582d95e953.jpg?v=1781244938 Filter King 12.5x52.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 52.5 x .75) - FK12.5x52.5x1A-M8-4 Filter King 12.5x52.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 52.5 x .75) - FK12.5x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-52-x-75-fk12-5x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_059b5008-0a8a-426d-99b5-bdaf790a0383.jpg?v=1781244937 Filter King 12.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 52 x .75" - FK12.5x52x1A-M8-4 Filter King 12.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 52 x .75" - FK12.5x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x53-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-53-5-x-75-fk12-5x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3dc9ab7f-919d-4906-b6ac-fa45b345b3f4.jpg?v=1781244937 Filter King 12.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 53.5 x .75" - FK12.5x53.5x1A-M8-4 Filter King 12.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 53.5 x .75" - FK12.5x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-53-x-75-fk12-5x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb37a41c-770d-43f6-b650-532355a7cdca.jpg?v=1781244936 Filter King 12.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 53 x .75" - FK12.5x53x1A-M8-4 Filter King 12.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 53 x .75" - FK12.5x53x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x54-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-54-5-x-75-fk12-5x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9c52485f-c818-40ce-8a12-af9971e2f579.jpg?v=1781244935 Filter King 12.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 54.5 x .75" - FK12.5x54.5x1A-M8-4 Filter King 12.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 54.5 x .75" - FK12.5x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-54-x-75-fk12-5x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_50bcf384-064f-40b4-85ec-f508c35d47d0.jpg?v=1781244935 Filter King 12.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 54 x .75" - FK12.5x54x1A-M8-4 Filter King 12.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 54 x .75" - FK12.5x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x57-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-57-5-x-75-fk12-5x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cdfba680-395b-45d7-8462-4ae1103ba588.jpg?v=1781244934 Filter King 12.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 57.5 x .75" - FK12.5x57.5x1A-M8-4 Filter King 12.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 57.5 x .75" - FK12.5x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x57x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-57-x-75-fk12-5x57x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f4fce20f-2c2f-4d94-b679-4502bf8cb463.jpg?v=1781244933 Filter King 12.5x57x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 57 x .75) - FK12.5x57x1A-M8-4 Filter King 12.5x57x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 57 x .75) - FK12.5x57x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-58-5-x-75-fk12-5x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e2bcc507-70e3-4aaa-9772-dd88312a3125.jpg?v=1781244933 Filter King 12.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 58.5 x .75" - FK12.5x58.5x1A-M8-4 Filter King 12.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 58.5 x .75" - FK12.5x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-58-x-75-fk12-5x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e4340ed9-7f2a-48a2-9b1a-bd02b6258655.jpg?v=1781244932 Filter King 12.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 58 x .75" - FK12.5x58x1A-M8-4 Filter King 12.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 58 x .75" - FK12.5x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-59-5-x-75-fk12-5x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_86a8c2cc-8a48-48bf-9b0f-214acc45278a.jpg?v=1781244931 Filter King 12.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 59.5 x .75" - FK12.5x59.5x1A-M8-4 Filter King 12.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 59.5 x .75" - FK12.5x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-59-x-75-fk12-5x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b0ff9141-9ed5-4506-a7e5-dcdd2816fb59.jpg?v=1781244931 Filter King 12.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 59 x .75" - FK12.5x59x1A-M8-4 Filter King 12.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 59 x .75" - FK12.5x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-5-x-75-fk12-5x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4eeb7f5e-ef5a-4ada-9888-9ab649020bf0.jpg?v=1781244930 Filter King 12.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 5 x .75" - FK12.5x5x1A-M8-4 Filter King 12.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 5 x .75" - FK12.5x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x6-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-6-5-x-75-fk12-5x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4e5d8580-4be8-4aca-ab38-0b8edd031c54.jpg?v=1781244930 Filter King 12.5x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 6.5 x .75" - FK12.5x6.5x1A-M8-4 Filter King 12.5x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 6.5 x .75" - FK12.5x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-60-5-x-75-fk12-5x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b0772441-f066-4cdd-b352-be73a48b5213.jpg?v=1781244929 Filter King 12.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 60.5 x .75" - FK12.5x60.5x1A-M8 -4 Filter King 12.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 60.5 x .75" - FK12.5x60.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x60x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-60-x-75-fk12-5x60x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7af00fcd-26d7-4db0-bd92-96c97d253dc3.jpg?v=1781244928 Filter King 12.5x60x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 60 x .75) - FK12.5x60x1A-M8-4 Filter King 12.5x60x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 60 x .75) - FK12.5x60x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x61-5x1-air-filter-4-pack-merv-8-actual-size-12-5-x-61-5-x-75-fk12-5x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_00b57bee-2b63-45d1-9d21-35f222970b0f.jpg?v=1781244928 Filter King 12.5x61.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 61.5 x .75" - FK12.5x61.5x1A-M8-4 Filter King 12.5x61.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 61.5 x .75" - FK12.5x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x61x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-61-x-75-fk12-5x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ea736377-72c3-4cd3-b0dd-ab5b3368da90.jpg?v=1781244927 Filter King 12.5x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 61 x .75) - FK12.5x61x1A-M8-4 Filter King 12.5x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 61 x .75) - FK12.5x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x62-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-62-5-x-75-fk12-5x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1f588785-ba3a-4498-84d7-def6453c2299.jpg?v=1781244926 Filter King 12.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 62.5 x .75" - FK12.5x62.5x1A-M8-4 Filter King 12.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 62.5 x .75" - FK12.5x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x62x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-62-x-75-fk12-5x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_68208a57-bf20-4894-8d6e-d328af3f2aa8.jpg?v=1781244926 Filter King 12.5x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 62 x .75) - FK12.5x62x1A-M8-4 Filter King 12.5x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 62 x .75) - FK12.5x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x63-5x1-air-filter-4-pack-merv-8-actual-size-12-5-x-63-5-x-75-fk12-5x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aba15989-dfce-4481-a8d6-c399c1c72559.jpg?v=1781244925 Filter King 12.5x63.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 63.5 x .75" - FK12.5x63.5x1A-M8-4 Filter King 12.5x63.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 63.5 x .75" - FK12.5x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-63-x-75-fk12-5x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_03c4314e-f1c4-407a-bbe6-24585535bdfd.jpg?v=1781244924 Filter King 12.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 63 x .75" - FK12.5x63x1A-M8-4 Filter King 12.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 63 x .75" - FK12.5x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x64x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-64-x-75-fk12-5x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e0a0ac4c-94c6-4c85-8880-e428904c3dd8.jpg?v=1781244923 Filter King 12.5x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 64 x .75) - FK12.5x64x1A-M8-4 Filter King 12.5x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 64 x .75) - FK12.5x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x65-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-65-5-x-75-fk12-5x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7af783cd-9d79-476b-bad3-90f4b4e69c97.jpg?v=1781244922 Filter King 12.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 65.5 x .75" - FK12.5x65.5x1A-M8 -4 Filter King 12.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 65.5 x .75" - FK12.5x65.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12-5x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-66-5-x-75-fk12-5x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_20f6240d-fd95-49e2-bdbd-f25bf4ae8274.jpg?v=1781244921 Filter King 12.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 66.5 x .75" - FK12.5x66.5x1A-M8-4 Filter King 12.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 66.5 x .75" - FK12.5x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-66-x-75-fk12-5x66x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_37cb6f6a-994e-470d-89b7-f0766578ee83.jpg?v=1781244920 Filter King 12.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 66 x .75" - FK12.5x66x1A-M8-4 Filter King 12.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 66 x .75" - FK12.5x66x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-6-x-75-fk12-5x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4d52c161-7fd7-4297-ab74-c9c2017d3e57.jpg?v=1781244918 Filter King 12.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 6 x .75" - FK12.5x6x1A-M8-4 Filter King 12.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 6 x .75" - FK12.5x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x7-5x1-air-filter-4-pack-merv-8-actual-size-12-5-x-7-5-x-75-fk12-5x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b46593b2-2191-43a3-a531-f0b56df99c9c.jpg?v=1781244917 Filter King 12.5x7.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 7.5 x .75" - FK12.5x7.5x1A-M8-4 Filter King 12.5x7.5x1 Air Filter 4-PACK MERV 8 Actual Size 12.5 x 7.5 x .75" - FK12.5x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x7x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-7-x-75-fk12-5x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c763c247-2a39-4b97-8f1a-3298e995cb56.jpg?v=1781244916 Filter King 12.5x7x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 7 x .75) - FK12.5x7x1A-M8-4 Filter King 12.5x7x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 7 x .75) - FK12.5x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x8-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-8-5-x-75-fk12-5x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1f1cdccc-f06b-4bbc-9d79-ede85305e7e1.jpg?v=1781244915 Filter King 12.5x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 8.5 x .75" - FK12.5x8.5x1A-M8-4 Filter King 12.5x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 8.5 x .75" - FK12.5x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-8-x-75-fk12-5x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8cca83aa-ba0c-406a-b245-ee618627c420.jpg?v=1781244914 Filter King 12.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 8 x .75" - FK12.5x8x1A-M8-4 Filter King 12.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 8 x .75" - FK12.5x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-9-5-x-75-fk12-5x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cfb2bd62-5358-4428-b230-50d8f84f4e60.jpg?v=1781244914 Filter King 12.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 9.5 x .75" - FK12.5x9.5x1A-M8-4 Filter King 12.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 9.5 x .75" - FK12.5x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-9-x-75-fk12-5x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f72a588a-b753-487d-89b6-ac40e3901f69.jpg?v=1781244913 Filter King 12.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 9 x .75" - FK12.5x9x1A-M8-4 Filter King 12.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 9 x .75" - FK12.5x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-9-5-x-75-fk12x10x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8f2216f4-a440-4392-8b50-d4218396f3f2.jpg?v=1781244912 Filter King 12x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 9.5 x .75" - FK12x10x1-M8 - 4 Filter King 12x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 9.5 x .75" - FK12x10x1-M8 - 4 https://hvacdirectusa.com/products/filter-king-12x10x1-air-filter-merv-8-3-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-11-5-x-9-5-x-75-fk12x10x1-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_50c62d12-a290-435c-b992-0b2487499d8b.jpg?v=1781244911 Filter King 12x10x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 9.5 x .75) - FK12x10x1-M8-3 Filter King 12x10x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 9.5 x .75) - FK12x10x1-M8-3 https://hvacdirectusa.com/products/filter-king-12x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-11-5-x-75-fk12x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6e2a5886-efc7-499d-ae41-88998c172247.jpg?v=1781244910 Filter King 12x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11.5 x .75" - FK12x11.5x1A-M8-4 Filter King 12x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11.5 x .75" - FK12x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-11-x-75-fk12x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ce9706b4-f93d-47c9-9fbe-2e51c86d6e2c.jpg?v=1781244910 Filter King 12x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11 x .75" - FK12x11x1A-M8 -4 Filter King 12x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11 x .75" - FK12x11x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12x12-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-12-5-x-75-fk12x12-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_199bcd6d-a6d1-4c42-b608-905ce2174672.jpg?v=1781244909 Filter King 12x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12.5 x .75" - FK12x12.5x1A-M8-4 Filter King 12x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12.5 x .75" - FK12x12.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x13-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-13-5-x-75-fk12x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a5ffd9a-fc46-4d78-b56c-b5cba3b3845b.jpg?v=1781244908 Filter King 12x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 13.5 x .75" - FK12x13.5x1A-M8-4 Filter King 12x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 13.5 x .75" - FK12x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-13-x-75-fk12x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b37d9239-57ee-4815-827a-723ccdd47174.jpg?v=1781244908 Filter King 12x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 13 x .75" - FK12x13x1A-M8-4 Filter King 12x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 13 x .75" - FK12x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-15-5-x-75-fk12x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9c7e7885-08d1-4ba2-a927-02e42e61d11d.jpg?v=1781244907 Filter King 12x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 15.5 x .75" - FK12x15.5x1A-M8-4 Filter King 12x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 15.5 x .75" - FK12x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x15x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-15-x-75-fk12x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_47fe3ddb-19f2-4510-996e-633f69795546.jpg?v=1781244906 Filter King 12x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 15 x .75) - FK12x15x1A-M8-4 Filter King 12x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 15 x .75) - FK12x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-16-5-x-75-fk12x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a8c1cd6a-4851-425c-8dc7-02a0fd4f7c47.jpg?v=1781244906 Filter King 12x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 16.5 x .75" - FK12x16.5x1A-M8 -4 Filter King 12x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 16.5 x .75" - FK12x16.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-17-5-x-75-fk12x17-5x1a-m8-44 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3d01ba42-b7e9-4696-a23b-5ea37f93d812.jpg?v=1781244905 Filter King 12x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 17.5 x .75" - FK12x17.5x1A-M8-44 Filter King 12x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 17.5 x .75" - FK12x17.5x1A-M8-44 https://hvacdirectusa.com/products/filter-king-12x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-17-x-75-fk12x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bff57631-9d9e-412c-a86b-552e7addc906.jpg?v=1781244905 Filter King 12x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 17 x .75" - FK12x17x1A-M8-4 Filter King 12x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 17 x .75" - FK12x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-21x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-18-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_15e6028a-8f6a-4deb-84b4-432630c69ccc.jpg?v=1781244904 Filter King 21x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 18.5 x .75" Filter King 21x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 18.5 x .75" https://hvacdirectusa.com/products/filter-king-12x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-18-5-x-75-fk12x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_da0665f3-93f1-4fae-940b-be75f358717e.jpg?v=1781244903 Filter King 12x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18.5 x .75" - FK12x18.5x1A-M8-4 Filter King 12x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18.5 x .75" - FK12x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x18x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-11-5-x-17-5-x-75-fk12x18x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_37feac2d-baca-4891-b348-e615f66bd3dc.jpg?v=1781244903 Filter King 12x18x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 17.5 x .75) - FK12x18x1A-M8-4 Filter King 12x18x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 17.5 x .75) - FK12x18x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x19-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-19-5-x-75-fk12x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1e0304ed-7dff-4b5d-833f-6b080b0b5350.jpg?v=1781244902 Filter King 12x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 19.5 x .75) - FK12x19.5x1A-M8-4 Filter King 12x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 19.5 x .75) - FK12x19.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-19-x-75-fk12x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b359dc4a-65b6-4a55-b175-627c77d1ab91.jpg?v=1781244902 Filter King 12x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 19 x .75" - FK12x19x1A-M8-4 Filter King 12x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 19 x .75" - FK12x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-20-5-x-75-fk12x20-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a6b8c29-c9c1-4896-bfed-cb7d0cf1206a.jpg?v=1781244901 Filter King 12x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 20.5 x .75" - FK12x20.5x1A-M8-4 Filter King 12x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 20.5 x .75" - FK12x20.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-21-5-x-75-fk12x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3c28c677-724a-4aa7-becc-aaac6f0bef4f.jpg?v=1781244900 Filter King 12x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 21.5 x .75" - FK12x21.5x1A-M8-4 Filter King 12x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 21.5 x .75" - FK12x21.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x22-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-22-5-x-75-fk12x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8c2bb62e-56ad-465d-81e0-dfa537c02706.jpg?v=1781244899 Filter King 12x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 22.5 x .75) - FK12x22.5x1A-M8-4 Filter King 12x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 22.5 x .75) - FK12x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-22-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_27b9f92b-7e18-4ec8-8253-0af53ae09c27.jpg?v=1781244899 Filter King 12x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x .75" Filter King 12x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x .75" https://hvacdirectusa.com/products/filter-king-12x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-23-5-x-75-fk12x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_071da2ac-1928-4cf3-8005-a7911ba15da8.jpg?v=1781244898 Filter King 12x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 23.5 x .75" - FK12x23.5x1A-M8-4 Filter King 12x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 23.5 x .75" - FK12x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x23x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-23-x-75-fk12x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_15ca9ef1-882f-4816-88cd-d91768c43010.jpg?v=1781244897 Filter King 12x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 23 x .75) - FK12x23x1A-M8-4 Filter King 12x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 23 x .75) - FK12x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x25-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-25-5-x-75-fk12x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7ba61381-5d3d-41db-b7da-dd8015c4b090.jpg?v=1781244897 Filter King 12x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 25.5 x .75" - FK12x25.5x1A-M8-4 Filter King 12x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 25.5 x .75" - FK12x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x25x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-11-5-x-24-5-x-75-fk12x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_22fa8083-a17e-4ff8-8a76-6785c901d89a.jpg?v=1781244897 Filter King 12x25x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 24.5 x .75) - FK12x25x1A-M8-4 Filter King 12x25x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 24.5 x .75) - FK12x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x27-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-27-5-x-75-fk12x27-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_72ff8af3-942c-4841-9d46-153485c7fe4e.jpg?v=1781244895 Filter King 12x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 27.5 x .75) - FK12x27.5x1A-M8-4 Filter King 12x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 27.5 x .75) - FK12x27.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x27x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-27-x-0-5-fk12x27x0-5-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_265f7feb-7e20-420d-8d28-454cbf7e9cf8.jpg?v=1781244895 Filter King 12x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 27 x 0.5" - FK12X27X0.5-M8 - 4 Filter King 12x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 27 x 0.5" - FK12X27X0.5-M8 - 4 https://hvacdirectusa.com/products/filter-king-12x27x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-11-5-x-26-5-x-75-fk12x27x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bd2b8260-1333-45c3-8193-f4a94eb3e566.jpg?v=1781244895 Filter King 12x27x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 26.5 x .75) - FK12x27x1A-M8-4 Filter King 12x27x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 11.5 x 26.5 x .75) - FK12x27x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-28-5-x-75-fk12x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8cb967ec-21b1-4863-bdf5-d05c16306fa7.jpg?v=1781244893 Filter King 12x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 28.5 x .75" - FK12x28.5x1A-M8-4 Filter King 12x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 28.5 x .75" - FK12x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-29-5-x-75-fk12x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c6c85646-fa75-4ef5-a6c9-19b603c05967.jpg?v=1781244893 Filter King 12x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 29.5 x .75" - FK12x29.5x1A-M8-4 Filter King 12x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 29.5 x .75" - FK12x29.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-29-x-75-fk12x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d4043d85-9920-4db3-9044-53e5a52320b8.jpg?v=1781244892 Filter King 12x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 29 x .75" - FK12x29x1A-M8-4 Filter King 12x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 29 x .75" - FK12x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x30-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-30-5-x-75-fk12x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1944322e-4f80-404a-ad5b-4340a04747fe.jpg?v=1781244892 Filter King 12x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 30.5 x .75" - FK12x30.5x1A-M8 - 4 Filter King 12x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 30.5 x .75" - FK12x30.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-12x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-31-5-x-75-fk12x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_64c7f8c9-0908-4f0c-8afa-38e1ac013b94.jpg?v=1781244891 Filter King 12x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 31.5 x .75" - FK12x31.5x1A-M8-4 Filter King 12x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 31.5 x .75" - FK12x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-31-x-75-fk12x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_97d35686-c0fc-428d-a46a-be82c896ed62.jpg?v=1781244890 Filter King 12x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 31 x .75" - FK12x31x1A-M8-4 Filter King 12x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 31 x .75" - FK12x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-32-5-x-75-fk12x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_881201bf-f431-458d-a853-80289534dc62.jpg?v=1781244890 Filter King 12x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 32.5 x .75" - FK12x32.5x1A-M8-4 Filter King 12x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 32.5 x .75" - FK12x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x32x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-32-x-75-fk12x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1c0a9bd0-7272-435e-a83d-1f9f4b17e17a.jpg?v=1781244889 Filter King 12x32x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 32 x .75) - FK12x32x1A-M8-4 Filter King 12x32x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 32 x .75) - FK12x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x33-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-33-5-x-75-fk12x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_64e2930c-8dee-4d83-b89f-7f2da6627d61.jpg?v=1781244888 Filter King 12x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 33.5 x .75) - FK12x33.5x1A-M8-4 Filter King 12x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 33.5 x .75) - FK12x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x33x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-33-x-75-fk12x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f547a452-6182-4bd3-a710-ce4d0f7733ac.jpg?v=1781244888 Filter King 12x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 33 x .75) - FK12x33x1A-M8-4 Filter King 12x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 33 x .75) - FK12x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x34-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-34-5-x-75-fk12x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_30402e08-91d2-4ef5-9ade-f841437f2a6d.jpg?v=1781244887 Filter King 12x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 34.5 x .75) - FK12x34.5x1A-M8-4 Filter King 12x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 34.5 x .75) - FK12x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x34x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-34-x-75-fk12x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d26a5e67-a179-495a-b138-012210e54031.jpg?v=1781244886 Filter King 12x34x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 34 x .75) - FK12x34x1A-M8-4 Filter King 12x34x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 34 x .75) - FK12x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-35-5-x-75-fk12x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0267fb6b-5a08-444f-a03c-20fa82d61874.jpg?v=1781244886 Filter King 12x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 35.5 x .75" - FK12x35.5x1A-M8-4 Filter King 12x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 35.5 x .75" - FK12x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-36-5-x-75-fk12x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_79d10664-0ceb-4dbf-a436-7aedbba2c207.jpg?v=1781244885 Filter King 12x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 36.5 x .75" - FK12x36.5x1A-M8-4 Filter King 12x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 36.5 x .75" - FK12x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-37-5-x-75-fk12x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2421d00e-60bc-4f7b-ae5c-032998aa9d8e.jpg?v=1781244884 Filter King 12x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 37.5 x .75" - FK12x37.5x1A-M8-4 Filter King 12x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 37.5 x .75" - FK12x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-37-x-75-fk12x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e5d98c83-a7d4-4631-a006-e84fb83690dd.jpg?v=1781244884 Filter King 12x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 37 x .75" - FK12x37x1A-M8-4 Filter King 12x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 37 x .75" - FK12x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x38-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-38-5-x-75-fk12x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_54ae77a3-bbff-4801-8cc3-1e317405d54e.jpg?v=1781244883 Filter King 12x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 38.5 x .75" - FK12x38.5x1A-M8-4 Filter King 12x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 38.5 x .75" - FK12x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-39-5-x-75-fk12x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3ec4adff-db13-4ed4-a125-d6e877f36cc4.jpg?v=1781244882 Filter King 12x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 39.5 x .75" - FK12x39.5x1A-M8-4 Filter King 12x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 39.5 x .75" - FK12x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x39x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-39-x-75-fk12x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dcf41980-291d-412b-869a-44d55f8295f9.jpg?v=1781244882 Filter King 12x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 39 x .75) - FK12x39x1A-M8-4 Filter King 12x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 39 x .75) - FK12x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x4-5x1-air-filter-4-pack-merv-8-actual-size-12-x-4-5-x-75-fk12x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_782572e9-05f6-429a-8328-465db429272f.jpg?v=1781244881 Filter King 12x4.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 4.5 x .75" - FK12x4.5x1A-M8 -4 Filter King 12x4.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 4.5 x .75" - FK12x4.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-12x40-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-40-5-x-75-fk12x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_23c262e7-e5eb-4129-bd4d-d451a7a7f08f.jpg?v=1781244881 Filter King 12x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 40.5 x .75) - FK12x40.5x1A-M8-4 Filter King 12x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 40.5 x .75) - FK12x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-40-x-75-fk12x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6582b260-0ecb-49af-a4a0-94b7589c62ab.jpg?v=1781244880 Filter King 12x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 40 x .75" - FK12x40x1A-M8-4 Filter King 12x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 40 x .75" - FK12x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x41-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-41-5-x-75-fk12x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e90d5401-b153-44eb-996a-56f2d8271c12.jpg?v=1781244880 Filter King 12x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41.5 x .75" - FK12x41.5x1A-M8-4 Filter King 12x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41.5 x .75" - FK12x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-41-x-75-fk12x41x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_df2f283c-496c-4f18-834d-e016411248bb.jpg?v=1781244879 Filter King 12x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41 x .75" - FK12x41x1A-M8-4 Filter King 12x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41 x .75" - FK12x41x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-42-5-x-75-fk12x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1c7ea2e0-09a9-4c87-a5f3-88c43ee9a849.jpg?v=1781244878 Filter King 12x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42.5 x .75" - FK12x42.5x1A-M8-4 Filter King 12x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42.5 x .75" - FK12x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-42-x-75-fk12x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_28ff0c40-2717-4a13-adf0-5ffe7cc7d44a.jpg?v=1781244877 Filter King 12x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42 x .75" - FK12x42x1A-M8-4 Filter King 12x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42 x .75" - FK12x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-44-5-x-75-fk12x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_17fa18db-061a-4195-a25a-8004a0fc6718.jpg?v=1781244877 Filter King 12x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 44.5 x .75" - FK12x44.5x1A-M8-4 Filter King 12x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 44.5 x .75" - FK12x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-44-x-75-fk12x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_61069b12-3c52-4583-8214-ed7478c06827.jpg?v=1781244876 Filter King 12x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 44 x .75" - FK12x44x1A-M8-4 Filter King 12x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 44 x .75" - FK12x44x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x45-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-45-5-x-75-fk12x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_72155749-fc4a-4ed7-a143-ccacfbbd3755.jpg?v=1781244876 Filter King 12x45.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 45.5 x .75) - FK12x45.5x1A-M8-4 Filter King 12x45.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 45.5 x .75) - FK12x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x46-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-46-5-x-75-fk12x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1cf7ef57-9563-4a2d-bfde-15a96c59a81e.jpg?v=1781244875 Filter King 12x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46.5 x .75" - FK12x46.5x1A-M8-4 Filter King 12x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46.5 x .75" - FK12x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-46-x-75-fk12x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a0f78707-54a7-4572-b11e-e7667ceaddbe.jpg?v=1781244874 Filter King 12x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46 x .75" - FK12x46x1A-M8-4 Filter King 12x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46 x .75" - FK12x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-47-5-x-75-fk12x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_de0bb284-1a66-4984-a6dc-faa3bcb3368b.jpg?v=1781244874 Filter King 12x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 47.5 x .75" - FK12x47.5x1A-M8-4 Filter King 12x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 47.5 x .75" - FK12x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-47-x-75-fk12x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e765895b-0c44-4a2d-8695-50a54009dac8.jpg?v=1781244871 Filter King 12x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 47 x .75" - FK12x47x1A-M8-4 Filter King 12x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 47 x .75" - FK12x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-48-x-75-fk12x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_69143543-1297-4947-857a-00417893f60a.jpg?v=1781244870 Filter King 12x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 48 x .75" - FK12x48x1A-M8-4 Filter King 12x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 48 x .75" - FK12x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x49-5x1-air-filter-4-pack-merv-8-actual-size-12-x-49-5-x-75-filter-king-12x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-49-5-x-75-fk12x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_08ffd056-3f14-44d7-a8d8-4fba47242261.jpg?v=1781244869 Filter King 12x49.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 49.5 x .75" - Filter King 12x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 49.5 x .75" FK12x49.5x1A-M8-4 Filter King 12x49.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 49.5 x .75" - Filter King 12x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 49.5 x .75" FK12x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-49-x-75-fk12x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_52e8717b-6844-4c8a-80d4-6cfdf813bf2c.jpg?v=1781244868 Filter King 12x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 49 x .75" - FK12x49x1A-M8-4 Filter King 12x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 49 x .75" - FK12x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-4-x-75-fk12x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0a748b5d-9757-4f46-bf5f-bc362159362f.jpg?v=1781244868 Filter King 12x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 4 x .75" - FK12x4x1A-M8-4 Filter King 12x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 4 x .75" - FK12x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x5-5x1-air-filter-4-pack-merv-8-actual-size-12-x-5-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4930a7c1-57be-4fa0-b668-f9c0316eec7d.jpg?v=1781244867 Filter King 12x5.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 5.5 x .75" Filter King 12x5.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 5.5 x .75" https://hvacdirectusa.com/products/filter-king-12x50-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-50-5-x-75-fk12x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_17d86aa7-31a0-4871-886d-2f70a724c341.jpg?v=1781244866 Filter King 12x50.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 50.5 x .75) - FK12x50.5x1A-M8-4 Filter King 12x50.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 50.5 x .75) - FK12x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-51-x-75-fk12x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8a2e8300-3205-4437-aa9c-66abb2c7743a.jpg?v=1781244865 Filter King 12x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 51 x .75" - FK12x51x1A-M8-4 Filter King 12x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 51 x .75" - FK12x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-52-5-x-75-fk12x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_eae0ee49-2dbd-47f0-aa71-1efe22ae56a3.jpg?v=1781244864 Filter King 12x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 52.5 x .75" - FK12x52.5x1A-M8-4 Filter King 12x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 52.5 x .75" - FK12x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-52-x-75-fk12x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8de0cd1f-ef14-4656-8d3c-3abea00133ae.jpg?v=1781244863 Filter King 12x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 52 x .75" - FK12x52x1A-M8-4 Filter King 12x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 52 x .75" - FK12x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x53-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-53-5-x-75-fk12x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a1dc39d-477a-423f-9359-c55a9a536920.jpg?v=1781244863 Filter King 12x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53.5 x .75" - FK12x53.5x1A-M8-4 Filter King 12x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53.5 x .75" - FK12x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-53-x-75-fk12x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0dcba663-c589-4d7b-a1d6-ba8925f3fccb.jpg?v=1781244862 Filter King 12x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53 x .75" - FK12x53x1A-M8-4 Filter King 12x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53 x .75" - FK12x53x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x54-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-54-5-x-75-fk12x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0fdaa0a3-00ad-4c4e-89fd-f7d36f8f45ae.jpg?v=1781244861 Filter King 12x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 54.5 x .75" - FK12x54.5x1A-M8-4 Filter King 12x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 54.5 x .75" - FK12x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-55-5-x-75-fk12x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d9aac664-a60c-4563-a303-7019776f0679.jpg?v=1781244860 Filter King 12x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 55.5 x .75" - FK12x55.5x1A-M8-4 Filter King 12x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 55.5 x .75" - FK12x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x56-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-56-5-x-75-fk12x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_abb6d689-a612-4dc4-8ff1-049ae4a6c9ce.jpg?v=1781244859 Filter King 12x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 56.5 x .75) - FK12x56.5x1A-M8-4 Filter King 12x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 56.5 x .75) - FK12x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-56-x-75-fk12x56x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_063dd889-7340-46d8-a150-24f83a8ebdf5.jpg?v=1781244859 Filter King 12x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 56 x .75" - FK12x56x1A-M8-4 Filter King 12x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 56 x .75" - FK12x56x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-58-5-x-75-fk12x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_58f9ba6a-3f60-4084-852c-88f20be331cc.jpg?v=1781244858 Filter King 12x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 58.5 x .75" - FK12x58.5x1A-M8-4 Filter King 12x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 58.5 x .75" - FK12x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-58-x-75-fk12x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f8b41882-04e1-45c2-a8b4-c7da6d5eafbe.jpg?v=1781244857 Filter King 12x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 58 x .75" - FK12x58x1A-M8-4 Filter King 12x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 58 x .75" - FK12x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-59-5-x-75-fk12x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_642bee1e-6817-455b-b723-8fe0d1098a4f.jpg?v=1781244856 Filter King 12x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 59.5 x .75" - FK12x59.5x1A-M8-4 Filter King 12x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 59.5 x .75" - FK12x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-59-x-75-fk12x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bdd7ef3b-18a8-41ce-8015-536ead0cad6d.jpg?v=1781244855 Filter King 12x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 59 x .75" - FK12x59x1A-M8-4 Filter King 12x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 59 x .75" - FK12x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-5-x-75-fk12x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e5aba011-d02b-4e13-a0f8-3a023e9d5719.jpg?v=1781244854 Filter King 12x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 5 x .75" - FK12x5x1A-M8-4 Filter King 12x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 5 x .75" - FK12x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x6-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-6-5-x-75-fk12x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b4ec368-37cb-4f29-8867-45e8963f5690.jpg?v=1781244854 Filter King 12x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 6.5 x .75" - FK12x6.5x1A-M8-4 Filter King 12x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 6.5 x .75" - FK12x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x60-5x1-air-filter-4-pack-merv-8-actual-size-12-x-60-5-x-75-fk12x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_89eb2298-1114-47c9-af3b-51c20ad83912.jpg?v=1781244853 Filter King 12x60.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 60.5 x .75" - FK12x60.5x1A-M8-4 Filter King 12x60.5x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 60.5 x .75" - FK12x60.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x61-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-61-5-x-75-fk12x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c6d4b829-bf5a-473f-8c14-9e9916eb211b.jpg?v=1781244852 Filter King 12x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 61.5 x .75" - FK12x61.5x1A-M8-4 Filter King 12x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 61.5 x .75" - FK12x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-61-x-75-fk12x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1239bbb8-8e40-402e-a7be-734c1bb1fe3c.jpg?v=1781244851 Filter King 12x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 61 x .75" - FK12x61x1A-M8-4 Filter King 12x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 61 x .75" - FK12x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-62-x-75-fk12x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_93a412b9-56a3-43ae-814e-8388f3db263e.jpg?v=1781244850 Filter King 12x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 62 x .75" - FK12x62x1A-M8-4 Filter King 12x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 62 x .75" - FK12x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x63-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-63-5-x-75-fk12x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d5ba2e56-d997-4b46-af19-8b86a7b75446.jpg?v=1781244849 Filter King 12x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 63.5 x .75" - FK12x63.5x1A-M8-4 Filter King 12x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 63.5 x .75" - FK12x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-64-x-75-fk12x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5cbaed27-a2e8-475a-9936-9ec720a9cb51.jpg?v=1781244849 Filter King 12x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 64 x .75" - FK12x64x1A-M8-4 Filter King 12x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 64 x .75" - FK12x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x64x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-64-x-75-fk12x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b6e48bfc-207b-41e3-b8c7-a72cc4b05c6e.jpg?v=1781244848 Filter King 12x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 64 x .75) - FK12x64x1A-M8-4 Filter King 12x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 64 x .75) - FK12x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-65-x-75-fk12x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1082e83e-8b7d-464e-92c8-360466c466c2.jpg?v=1781244847 Filter King 12x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 65 x .75" - FK12x65x1A-M8-4 Filter King 12x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 65 x .75" - FK12x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-66-5-x-75-fk12x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32bd738c-ba9d-48ad-b32a-482feeef1807.jpg?v=1781244846 Filter King 12x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 66.5 x .75" - FK12x66.5x1A-M8-4 Filter King 12x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 66.5 x .75" - FK12x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x66x1-air-filter-4-pack-merv-8-actual-size-12-x-66-x-75-fk12x66x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_46cecad2-afb9-4a37-b668-185be735db80.jpg?v=1781244845 Filter King 12x66x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 66 x .75" - FK12x66x1A-M8-4 Filter King 12x66x1 Air Filter 4-PACK MERV 8 Actual Size 12 x 66 x .75" - FK12x66x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-6-x-75-fk12x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b385091-e54b-4ccc-a969-43621ec4cd51.jpg?v=1781244845 Filter King 12x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 6 x .75" - FK12x6x1A-M8-4 Filter King 12x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 6 x .75" - FK12x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-7-5-x-75-fk12x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_44d9e328-cf58-4bf2-bc64-3b6f41e8688a.jpg?v=1781244844 Filter King 12x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 7.5 x .75" - FK12x7.5x1A-M8-4 Filter King 12x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 7.5 x .75" - FK12x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-7-x-75-fk12x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b96832b4-9b40-42b2-a2f8-ddb8cb2d651b.jpg?v=1781244843 Filter King 12x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 7 x .75" - FK12x7x1A-M8-4 Filter King 12x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 7 x .75" - FK12x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x8-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-8-5-x-75-fk12x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_85381f98-a31f-4a54-b952-bd422e03adef.jpg?v=1781244842 Filter King 12x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 8.5 x .75" - FK12x8.5x1A-M8-4 Filter King 12x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 8.5 x .75" - FK12x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-8-x-75-fk12x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_56cdd510-ec5b-40da-92bc-f90882af60ae.jpg?v=1781244841 Filter King 12x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 8 x .75" - FK12x8x1A-M8-4 Filter King 12x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 8 x .75" - FK12x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x9-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-x-9-5-x-75-fk12x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_12d2cd10-1485-433a-a0a0-fd0bde7ed06c.jpg?v=1781244840 Filter King 12x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 9.5 x .75) - FK12x9.5x1A-M8-4 Filter King 12x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12 x 9.5 x .75) - FK12x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-12x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-9-x-75-fk12x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a6764c9e-ab56-4d3b-81b3-4bd3e70b2c0e.jpg?v=1781244840 Filter King 12x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 9 x .75" - FK12x9x1A-M8-4 Filter King 12x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 9 x .75" - FK12x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x10-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-10-5-x-75-fk13-5x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b36e8828-aefc-48f0-affa-f4721eaa89b2.jpg?v=1781244839 Filter King 13.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 10.5 x .75" - FK13.5x10.5x1A-M8-4 Filter King 13.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 10.5 x .75" - FK13.5x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x10x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-10-x-75-fk13-5x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4e938b72-ba23-4774-bccb-a4286f04e8e8.jpg?v=1781244838 Filter King 13.5x10x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 10 x .75) - FK13.5x10x1A-M8-4 Filter King 13.5x10x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 10 x .75) - FK13.5x10x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-11-5-x-75-fk13-5x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_96338a88-e05f-4bf9-9771-eca1d7a1efa3.jpg?v=1781244837 Filter King 13.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 11.5 x .75" - FK13.5x11.5x1A-M8-4 Filter King 13.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 11.5 x .75" - FK13.5x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-11-x-75-fk13-5x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_646cf628-0e40-4dd2-8d54-14de7df3ab2f.jpg?v=1781244836 Filter King 13.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 11 x .75" - FK13.5x11x1A-M8-4 Filter King 13.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 11 x .75" - FK13.5x11x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x12-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-12-5-x-75-fk13-5x12-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_74e593fd-375e-43ce-a4fa-77f24c6cc571.jpg?v=1781244836 Filter King 13.5x12.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 12.5 x .75) - FK13.5x12.5x1A-M8-4 Filter King 13.5x12.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 12.5 x .75) - FK13.5x12.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-12-x-75-fk13-5x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2ca79a10-56f5-4e11-b1f5-5112831b6b12.jpg?v=1781244835 Filter King 13.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 12 x .75" - FK13.5x12x1A-M8 -4 Filter King 13.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 12 x .75" - FK13.5x12x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x13-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-1-75-fk13-5x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_195e3df8-0523-4128-a10a-6853fef82bb8.jpg?v=1781244834 Filter King 13.5x13.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75" - FK13.5x13.5x1A-M8 - 4 Filter King 13.5x13.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75" - FK13.5x13.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x13-5x1-air-filter-12-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-75-fk13-5x13-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_97f155ed-c927-4d6b-9daf-c67565cc1127.jpg?v=1781244833 Filter King 13.5x13.5x1 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x .75" - FK13.5x13.5x1A-M8 -12 Filter King 13.5x13.5x1 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x .75" - FK13.5x13.5x1A-M8 -12 https://hvacdirectusa.com/products/filter-king-13-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-x-75-fk13-5x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_31835a31-6ae3-4d09-ad53-5ea034f3c580.jpg?v=1781244832 Filter King 13.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13 x .75" - FK13.5x13x1A-M8-4 Filter King 13.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13 x .75" - FK13.5x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-14-x-75-fk13-5x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c5dbde85-80b9-48b0-8211-a8f2b081c86e.jpg?v=1781244831 Filter King 13.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14 x .75" - FK13.5x14x1A-M8-4 Filter King 13.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14 x .75" - FK13.5x14x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-15-5-x-75-fk13-5x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7b723ec4-49ce-4b96-be04-729c62ca7f27.jpg?v=1781244831 Filter King 13.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75" - FK13.5x15.5x1A-M8 - 4 Filter King 13.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75" - FK13.5x15.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x15-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-15-5-x-75-fk13-5x15-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2ef03775-7fdb-4794-b208-515440dd5fcf.jpg?v=1781244830 Filter King 13.5x15.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75" - FK13.5x15.5x1A-M8 -3 Filter King 13.5x15.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75" - FK13.5x15.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-13-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-15-x-75-fk13-5x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2dfa9b82-c4c4-4061-9bdb-9b364dcdc39f.jpg?v=1781244829 Filter King 13.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15 x .75" - FK13.5x15x1A-M8-4 Filter King 13.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15 x .75" - FK13.5x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-16-5-x-75-fk13-5x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3ba7b34f-d86f-4e3c-aea7-bce91c18fd3e.jpg?v=1781244828 Filter King 13.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 16.5 x .75" - FK13.5x16.5x1A-M8-4 Filter King 13.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 16.5 x .75" - FK13.5x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-16-x-75-fk13-5x16x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0aaf3e3a-ef2b-4b78-aa3d-dc25d2c1f085.jpg?v=1781244827 Filter King 13.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 16 x .75" - FK13.5x16x1A-M8-4 Filter King 13.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 16 x .75" - FK13.5x16x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-75-fk13-5x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8e13d06c-8ebf-4b76-9409-606700eb2993.jpg?v=1781244827 Filter King 13.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 - 4 Filter King 13.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x17-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-75-fk13-5x17-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c8ab1c3e-889f-4273-8d61-9f2ca8895270.jpg?v=1781244826 Filter King 13.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 -3 Filter King 13.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-13-5x17-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-75-fk13-5x17-5x1a-m8-3-copy 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1ba5115d-706b-481c-bbdf-645066c446ea.jpg?v=1781244825 Filter King 13.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 -3 - Copy Filter King 13.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75" - FK13.5x17.5x1A-M8 -3 - Copy https://hvacdirectusa.com/products/filter-king-13-5x17-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-1-75-fk13-5x17-5x2a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_866d88bd-eed4-4b6e-a6ad-de5b9c1be0b1.jpg?v=1781244824 Filter King 13.5x17.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75" - FK13.5x17.5x2A-M8 - 4 Filter King 13.5x17.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75" - FK13.5x17.5x2A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-18-5-x-75-fk13-5x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4a7c7de6-9c70-49c5-aae3-2097cd401969.jpg?v=1781244823 Filter King 13.5x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18.5 x .75" - FK13.5x18.5x1A-M8-4 Filter King 13.5x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18.5 x .75" - FK13.5x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-18-x-75-fk13-5x18x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f8312455-e97c-433f-89f2-291ddb1eae50.jpg?v=1781244823 Filter King 13.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18 x .75" - FK13.5x18x1A-M8 -4 Filter King 13.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18 x .75" - FK13.5x18x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-75-fk13-5x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7bdce1d4-a5f7-4d11-9ea2-a9ea05888e1c.jpg?v=1781244822 Filter King 13.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75" - FK13.5x19.5x1A-M8 - 4 Filter King 13.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75" - FK13.5x19.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x19-5x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-3-75-fk13-5x19-5x4a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bf35a06f-bce1-450d-aa44-ab82af6aefab.jpg?v=1781244821 Filter King 13.5x19.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 3.75" - FK13.5x19.5x4A-M8 -4 Filter King 13.5x19.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 3.75" - FK13.5x19.5x4A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x19x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-19-x-75-fk13-5x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9a30e0be-2159-4482-9c9d-04fa49d23692.jpg?v=1781244820 Filter King 13.5x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 19 x .75) - FK13.5x19x1A-M8-4 Filter King 13.5x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 19 x .75) - FK13.5x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-20-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_34482b9b-6ed4-4303-9c5a-d54e1478e347.jpg?v=1781244819 Filter King 13.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 20.5 x .75 Filter King 13.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 20.5 x .75 https://hvacdirectusa.com/products/filter-king-13-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-20-x-75-fk13-5x20x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f671a791-e9a3-475e-9d22-db55c7fdb4ad.jpg?v=1781244819 Filter King 13.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 20 x .75" - FK13.5x20x1A-M8-4 Filter King 13.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 20 x .75" - FK13.5x20x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-21-5-x-75-fk13-5x21-5x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bb1d955b-2c76-4def-ac76-3374896c45ce.jpg?v=1781244818 Filter King 13.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 21.5 x .75" - FK13.5x21.5x1-M8 -4 Filter King 13.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 21.5 x .75" - FK13.5x21.5x1-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-21-x-75-fk13-5x21x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_965144be-4ad9-426f-a341-2dae9575c120.jpg?v=1781244817 Filter King 13.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 21 x .75" - FK13.5x21x1A-M8-4 Filter King 13.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 21 x .75" - FK13.5x21x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-22-x-75-fk13-5x22x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_896913f7-316f-4f3d-8a61-f00c54e561ba.jpg?v=1781244816 Filter King 13.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 22 x .75" - FK13.5x22x1A-M8-4 Filter King 13.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 22 x .75" - FK13.5x22x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd6e7d18-4f16-4d36-8dbe-2f47ebd51af3.jpg?v=1781244815 Filter King 13.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x .75" Filter King 13.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x .75" https://hvacdirectusa.com/products/filter-king-13-5x23-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-1-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_33c36681-d7c8-4e23-bbf0-a1a0a0aba190.jpg?v=1781244814 Filter King 13.5x23.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75 Filter King 13.5x23.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75 https://hvacdirectusa.com/products/filter-king-13-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-x-75-fk13-5x23x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8f86d402-228b-4579-b05b-6b671efc1cd9.jpg?v=1781244813 Filter King 13.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23 x .75" - FK13.5x23x1A-M8-12 Filter King 13.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23 x .75" - FK13.5x23x1A-M8-12 https://hvacdirectusa.com/products/filter-king-13-5x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2c2aaab9-4bf7-4771-8ab6-ec67364e4c87.jpg?v=1781244813 Filter King 13.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75" Filter King 13.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75" https://hvacdirectusa.com/products/filter-king-13-5x24-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-75-fk13-5x24-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_68d5e89b-3d3c-495b-a5b5-5608a70e9b65.jpg?v=1781244812 Filter King 13.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75" - FK13.5x24.5x1A-M8 -3 Filter King 13.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75" - FK13.5x24.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-13-5x24-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-1-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2418e9ee-b31f-4624-ac2f-89bd7d728212.jpg?v=1781244811 Filter King 13.5x24.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75" Filter King 13.5x24.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75" https://hvacdirectusa.com/products/filter-king-13-5x24x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-24-x-75-fk13-5x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_35b48f6b-a418-45b5-a47a-12dae16ab764.jpg?v=1781244810 Filter King 13.5x24x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 24 x .75) - FK13.5x24x1A-M8-4 Filter King 13.5x24x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 24 x .75) - FK13.5x24x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x25-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-25-5-x-75-fk13-5x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd66468b-1388-4036-9615-77c48b64fdaf.jpg?v=1781244809 Filter King 13.5x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75" - FK13.5x25.5x1A-M8-4 Filter King 13.5x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75" - FK13.5x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-25-x-75-fk13-5x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3e10c3e9-9f39-44be-867d-dd15e527bdf5.jpg?v=1781244808 Filter King 13.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25 x .75" - FK13.5x25x1A-M8-4 Filter King 13.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25 x .75" - FK13.5x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-26-5-x-75-fk13-5x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9cadcbb8-9a0b-488b-815f-b4ae33e2cb27.jpg?v=1781244807 Filter King 13.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 26.5 x .75" - FK13.5x26.5x1A-M8-4 Filter King 13.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 26.5 x .75" - FK13.5x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x27-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-27-5-x-75-fk13-5x27-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_35e9a4b8-0243-4e6c-8e00-a15f4750f1f3.jpg?v=1781244807 Filter King 13.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75" - FK13.5x27.5x1A-M8 -4 Filter King 13.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75" - FK13.5x27.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-27-x-75-fk13-5x27x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_95500f50-39e5-41da-bdc8-3f22530b12d8.jpg?v=1781244806 Filter King 13.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27 x .75" - FK13.5x27x1A-M8-4 Filter King 13.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27 x .75" - FK13.5x27x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-28-5-x-75-fk13-5x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e242af78-8f1c-41f7-ae8e-5320120f8e15.jpg?v=1781244805 Filter King 13.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 28.5 x .75" - FK13.5x28.5x1A-M8-4 Filter King 13.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 28.5 x .75" - FK13.5x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x28x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-28-x-75-fk13-5x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3983813d-58f4-4001-b47e-b34c2f1fb7bc.jpg?v=1781244804 Filter King 13.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 28 x .75) - FK13.5x28x1A-M8-4 Filter King 13.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 28 x .75) - FK13.5x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-29-5-x-76 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_106d5a96-ef5a-4f7d-8d3a-abb655d8e259.jpg?v=1781244803 Filter King 13.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x .75" Filter King 13.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x .75" https://hvacdirectusa.com/products/filter-king-13-5x29-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-29-5-x-75-fk13-5x29-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ce7a2c9b-5fa4-460b-a732-0487c2d9d154.jpg?v=1781244802 Filter King 13.5x29.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x .75" - FK13.5x29.5x1A-M8 -3 Filter King 13.5x29.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x .75" - FK13.5x29.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-13-5x29-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-29-5-x-1-75-fk13-5x29-5x2a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b979488-2359-4646-8001-a86ae7e30add.jpg?v=1781244802 Filter King 13.5x29.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x 1.75" - FK13.5x29.5x2A-M8 - 4 Filter King 13.5x29.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x 1.75" - FK13.5x29.5x2A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x29x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-29-x-75-fk13-5x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fd94bf79-9c80-4ca6-a258-01e2bd8b4e24.jpg?v=1781244801 Filter King 13.5x29x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 29 x .75) - FK13.5x29x1A-M8-4 Filter King 13.5x29x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 29 x .75) - FK13.5x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x30-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-30-5-x-75-fk13-5x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_07187e86-817b-4c38-bef9-2ea4f1d91e5b.jpg?v=1781244800 Filter King 13.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30.5 x .75" - FK13.5x30.5x1A-M8-4 Filter King 13.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30.5 x .75" - FK13.5x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-30-x-75-fk13-5x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f9c05722-b074-4f55-9ba1-80acaf167301.jpg?v=1781244799 Filter King 13.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30 x .75" - FK13.5x30x1A-M8-4 Filter King 13.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30 x .75" - FK13.5x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-31-5-x-75-fk13-5x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cf6cdb02-d3b4-4753-887c-1731866641ec.jpg?v=1781244798 Filter King 13.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 31.5 x .75" - FK13.5x31.5x1A-M8-4 Filter King 13.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 31.5 x .75" - FK13.5x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x31x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-31-x-75-fk13-5x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb758319-2b11-4977-a6f2-6275b8060e7e.jpg?v=1781244797 Filter King 13.5x31x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 31 x .75) - FK13.5x31x1A-M8-4 Filter King 13.5x31x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 31 x .75) - FK13.5x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-32-5-x-75-fk13-5x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_060c3268-210a-4383-9c4b-240d5db8857c.jpg?v=1781244797 Filter King 13.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 32.5 x .75" - FK13.5x32.5x1A-M8-4 Filter King 13.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 32.5 x .75" - FK13.5x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-32-x-75-fk13-5x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3330a337-c538-4e71-807b-c5dcd513abf9.jpg?v=1781244796 Filter King 13.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 32 x .75" - FK13.5x32x1A-M8-4 Filter King 13.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 32 x .75" - FK13.5x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x34-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-34-5-x-75-fk13-5x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_12d8159d-03aa-4f05-8d88-64e45d1f1f82.jpg?v=1781244795 Filter King 13.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 34.5 x .75" - FK13.5x34.5x1A-M8-4 Filter King 13.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 34.5 x .75" - FK13.5x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-34-x-75-fk13-5x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_487938a2-4b3c-4fdc-b595-c65ac545ec2a.jpg?v=1781244794 Filter King 13.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 34 x .75" - FK13.5x34x1A-M8-4 Filter King 13.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 34 x .75" - FK13.5x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-35-5-x-75-fk13-5x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_68c5f2e4-f75d-43ee-b7a5-81180cc9b2e0.jpg?v=1781244794 Filter King 13.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75" - FK13.5x35.5x1A-M8 -4 Filter King 13.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75" - FK13.5x35.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-36-x-75-fk13-5x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_73421183-9d4f-435e-83ee-db9788624fbe.jpg?v=1781244793 Filter King 13.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 36 x .75" - FK13.5x36x1A-M8-4 Filter King 13.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 36 x .75" - FK13.5x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x38-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-38-5-x-75-fk13-5x38-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_37c60099-3610-4e04-aefc-53264fed617a.jpg?v=1781244792 Filter King 13.5x38.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 38.5 x .75" - FK13.5x38.5x1A-M8-12 Filter King 13.5x38.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 38.5 x .75" - FK13.5x38.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-13-5x38-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-38-5-x-75-fk13-5x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5da1f875-6dd9-489e-8ff4-e525e3bc57ad.jpg?v=1781244791 Filter King 13.5x38.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 38.5 x .75" - FK13.5x38.5x1A-M8-4 Filter King 13.5x38.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 38.5 x .75" - FK13.5x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x38x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-38-x-75-fk13-5x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_79785776-4be4-4d34-a737-2abed727f102.jpg?v=1781244790 Filter King 13.5x38x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 38 x .75) - FK13.5x38x1A-M8-4 Filter King 13.5x38x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 38 x .75) - FK13.5x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-39-5-x-75-fk13-5x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ed75a8f7-4263-4994-b579-0711f4d5e61f.jpg?v=1781244789 Filter King 13.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 39.5 x .75" - FK13.5x39.5x1A-M8-4 Filter King 13.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 39.5 x .75" - FK13.5x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-39-x-75-fk13-5x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_125267f4-a735-480f-b1ae-2f43a133ddae.jpg?v=1781244789 Filter King 13.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 39 x .75" - FK13.5x39x1A-M8-4 Filter King 13.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 39 x .75" - FK13.5x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-4-5-x-75-fk13-5x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5968840d-e758-4d7c-9e7a-a7ea24f376c4.jpg?v=1781244781 Filter King 13.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 4.5 x .75" - FK13.5x4.5x1A-M8-4 Filter King 13.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 4.5 x .75" - FK13.5x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x40-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-40-5-x-75-fk13-5x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5b2884f2-f728-4d68-9c6d-a9e1f5e8a1dc.jpg?v=1781244780 Filter King 13.5x40.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 40.5 x .75" - FK13.5x40.5x1A-M8-4 Filter King 13.5x40.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 40.5 x .75" - FK13.5x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x41-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-41-5-x-75-fk13-5x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bfbea900-a10a-480b-bf20-63d0ed43df04.jpg?v=1781244779 Filter King 13.5x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 41.5 x .75" - FK13.5x41.5x1A-M8-4 Filter King 13.5x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 41.5 x .75" - FK13.5x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-41-x-75-fk13-5x41x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1da57c8b-94f2-4e1b-acc4-87a47f94f641.jpg?v=1781244779 Filter King 13.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 41 x .75" - FK13.5x41x1A-M8 - 4 Filter King 13.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 41 x .75" - FK13.5x41x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-42-x-75-fk13-5x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ce914f00-847b-4366-9a66-eb8280af7c18.jpg?v=1781244778 Filter King 13.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 42 x .75" - FK13.5x42x1A-M8-4 Filter King 13.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 42 x .75" - FK13.5x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x43-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-43-5-x-75-fk13-5x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8b46cdc7-4a26-4978-85fe-025ad6672968.jpg?v=1781244777 Filter King 13.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 43.5 x .75" - FK13.5x43.5x1A-M8-4 Filter King 13.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 43.5 x .75" - FK13.5x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-43-x-75-fk13-5x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c09203d3-681a-47f4-8fce-26040276071d.jpg?v=1781244776 Filter King 13.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 43 x .75" - FK13.5x43x1A-M8 -4 Filter King 13.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 43 x .75" - FK13.5x43x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13-5x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-44-5-x-75-fk13-5x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_35ae3c61-748c-4ad6-8c41-c578bca1bebe.jpg?v=1781244776 Filter King 13.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 44.5 x .75" - FK13.5x44.5x1A-M8-4 Filter King 13.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 44.5 x .75" - FK13.5x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x44x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-44-x-75-fk13-5x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_80e63b1e-baa2-4d5d-a3b6-c7a866373526.jpg?v=1781244775 Filter King 13.5x44x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 44 x .75) - FK13.5x44x1A-M8-4 Filter King 13.5x44x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 44 x .75) - FK13.5x44x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-45-5-x-75-fk13-5x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c6f50ff8-90a1-46f3-a7c4-23f21a1771e1.jpg?v=1781244774 Filter King 13.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 45.5 x .75" - FK13.5x45.5x1A-M8-4 Filter King 13.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 45.5 x .75" - FK13.5x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x46-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-46-5-x-75-fk13-5x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_056cae8b-e66d-4b55-8c25-267ff9ba665c.jpg?v=1781244773 Filter King 13.5x46.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 46.5 x .75" - FK13.5x46.5x1A-M8-4 Filter King 13.5x46.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 46.5 x .75" - FK13.5x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-46-x-75-fk13-5x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_abd64319-8b31-4faa-922d-fd8a6670f3e0.jpg?v=1781244772 Filter King 13.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 46 x .75" - FK13.5x46x1A-M8-4 Filter King 13.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 46 x .75" - FK13.5x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-47-5-x-75-fk13-5x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb0b08b0-2719-4052-b143-7ffd4bfa6cf9.jpg?v=1781244772 Filter King 13.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 47.5 x .75" - FK13.5x47.5x1A-M8-4 Filter King 13.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 47.5 x .75" - FK13.5x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x47x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-47-x-75-fk13-5x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_87158909-c4f9-4467-966f-c8dec1f592cd.jpg?v=1781244771 Filter King 13.5x47x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 47 x .75) - FK13.5x47x1A-M8-4 Filter King 13.5x47x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 47 x .75) - FK13.5x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x48-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-48-5-x-75-fk13-5x48-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_58566521-a3d7-4df6-9626-761f8d361ee3.jpg?v=1781244770 Filter King 13.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 48.5 x .75" - FK13.5x48.5x1A-M8-4 Filter King 13.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 48.5 x .75" - FK13.5x48.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-48-x-75-fk13-5x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9957ceb8-2422-45b9-af18-818a2738e02a.jpg?v=1781244769 Filter King 13.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 48 x .75" - FK13.5x48x1A-M8-4 Filter King 13.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 48 x .75" - FK13.5x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x49-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-49-5-x-75-fk13-5x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_58cbfc94-4c48-43b8-8ec9-dab5e48bdf28.jpg?v=1781244768 Filter King 13.5x49.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 49.5 x .75) - FK13.5x49.5x1A-M8-4 Filter King 13.5x49.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 49.5 x .75) - FK13.5x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-49-x-75-fk13-5x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e7d99d8f-0deb-47b4-aac4-04fb145088db.jpg?v=1781244767 Filter King 13.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 49 x .75" - FK13.5x49x1A-M8-4 Filter King 13.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 49 x .75" - FK13.5x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-5-5-x-75-fk13-5x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ebf3646f-1291-41a4-8308-05922806a22d.jpg?v=1781244766 Filter King 13.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 5.5 x .75" - FK13.5x5.5x1A-M8-4 Filter King 13.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 5.5 x .75" - FK13.5x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x50-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-50-5-x-75-fk13-5x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e1ee382-5e7a-486a-a1d9-feadfc2352fb.jpg?v=1781244766 Filter King 13.5x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 50.5 x .75" - FK13.5x50.5x1A-M8-4 Filter King 13.5x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 50.5 x .75" - FK13.5x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-50-x-75-fk13-5x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9e5f6b39-7c4c-44d0-a635-aa53b6ddfe7f.jpg?v=1781244765 Filter King 13.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 50 x .75" - FK13.5x50x1A-M8-4 Filter King 13.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 50 x .75" - FK13.5x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-51-x-75-fk13-5x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f18faf3c-1b0f-412a-ae15-1b20f943bfae.jpg?v=1781244764 Filter King 13.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 51 x .75" - FK13.5x51x1A-M8-4 Filter King 13.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 51 x .75" - FK13.5x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-52-5-x-75-fk13-5x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ad4f69e1-dcc8-4c7d-a3d6-ca99ab4e4263.jpg?v=1781244764 Filter King 13.5x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 52.5 x .75" - FK13.5x52.5x1A-M8-4 Filter King 13.5x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 52.5 x .75" - FK13.5x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x52x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-52-x-75-fk13-5x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a5db5299-5aa0-4173-b1dd-f3f7b28e69c1.jpg?v=1781244763 Filter King 13.5x52x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 52 x .75) - FK13.5x52x1A-M8-4 Filter King 13.5x52x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 52 x .75) - FK13.5x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x53-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-53-5-x-75-fk13-5x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b3440af7-35c9-41f0-a1e7-6d77261afe18.jpg?v=1781244762 Filter King 13.5x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 53.5 x .75) - FK13.5x53.5x1A-M8-4 Filter King 13.5x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 53.5 x .75) - FK13.5x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-54-x-75-fk13-5x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fe5786a1-b090-48ac-9339-630d87f0b596.jpg?v=1781244762 Filter King 13.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 54 x .75" - FK13.5x54x1A-M8-4 Filter King 13.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 54 x .75" - FK13.5x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-55-5-x-75-fk13-5x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0a50092f-1a8f-47d4-9d96-fe68d25e85cb.jpg?v=1781244760 Filter King 13.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 55.5 x .75" - FK13.5x55.5x1A-M8-4 Filter King 13.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 55.5 x .75" - FK13.5x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x55x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-55-x-75-fk13-5x55x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bd33425f-31bb-4423-9c74-b7524ede39a8.jpg?v=1781244760 Filter King 13.5x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 55 x .75) - FK13.5x55x1A-M8-4 Filter King 13.5x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 55 x .75) - FK13.5x55x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x56-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-56-5-x-75-fk13-5x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c9d9b620-8fa7-471f-94d4-d441f4826754.jpg?v=1781244759 Filter King 13.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 56.5 x .75" - FK13.5x56.5x1A-M8-4 Filter King 13.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 56.5 x .75" - FK13.5x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x57-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-57-5-x-75-fk13-5x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3d65b10b-90ab-403a-a497-8e3c4bcc2e4c.jpg?v=1781244758 Filter King 13.5x57.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 57.5 x .75" - FK13.5x57.5x1A-M8-4 Filter King 13.5x57.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 57.5 x .75" - FK13.5x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-58-5-x-75-fk13-5x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bbe75345-e63c-4328-a422-d2b3ca10edc5.jpg?v=1781244757 Filter King 13.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 58.5 x .75" - FK13.5x58.5x1A-M8-4 Filter King 13.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 58.5 x .75" - FK13.5x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-58-x-75-fk13-5x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3650b843-760d-4a3b-a831-eb98f91c989b.jpg?v=1781244756 Filter King 13.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 58 x .75" - FK13.5x58x1A-M8-4 Filter King 13.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 58 x .75" - FK13.5x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-59-x-75-fk13-5x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8ddeb781-f4eb-4e84-b753-bd642cbf02a5.jpg?v=1781244756 Filter King 13.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 59 x .75" - FK13.5x59x1A-M8-4 Filter King 13.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 59 x .75" - FK13.5x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-5-x-75-fk13-5x5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0a4baccb-34d2-4e86-98ae-94cae3777650.jpg?v=1781244755 Filter King 13.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 5 x .75" - FK13.5x5x1A-M8-12 Filter King 13.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 5 x .75" - FK13.5x5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-13-5x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-60-5-x-75-fk13-5x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1c345c2f-35f3-4cb8-9685-8a6b0199382d.jpg?v=1781244754 Filter King 13.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 60.5 x .75" - FK13.5x60.5x1A-M8-4 Filter King 13.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 60.5 x .75" - FK13.5x60.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x61-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-61-5-x-75-fk13-5x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d5da0f1d-98e7-4aa4-bb23-a1a6d03fb143.jpg?v=1781244754 Filter King 13.5x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 61.5 x .75" - FK13.5x61.5x1A-M8-4 Filter King 13.5x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 61.5 x .75" - FK13.5x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-61-x-75-fk13-5x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0fce421f-5bcf-4730-9091-a291db7c3d82.jpg?v=1781244753 Filter King 13.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 61 x .75" - FK13.5x61x1A-M8-4 Filter King 13.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 61 x .75" - FK13.5x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x62-5x1-air-filter-4-pack-merv-8-actual-size-13-5-x-62-5-x-75-fk13-5x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fa3336e9-78e4-42d1-9355-dee2ec1b4314.jpg?v=1781244752 Filter King 13.5x62.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 62.5 x .75" - FK13.5x62.5x1A-M8-4 Filter King 13.5x62.5x1 Air Filter 4-PACK MERV 8 Actual Size 13.5 x 62.5 x .75" - FK13.5x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-63-x-75-fk13-5x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_95d72fac-faaa-4b2b-a338-7f37b7fa683c.jpg?v=1781244751 Filter King 13.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 63 x .75" - FK13.5x63x1A-M8-4 Filter King 13.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 63 x .75" - FK13.5x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x64-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-64-5-x-75-fk13-5x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a9b9d4b5-95b9-47b1-b470-291d044c9b6f.jpg?v=1781244750 Filter King 13.5x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 64.5 x .75" - FK13.5x64.5x1A-M8-4 Filter King 13.5x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 64.5 x .75" - FK13.5x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x65-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-5-x-65-5-x-75-fk13-5x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1f3930a4-06c1-4026-a940-67f67d5c4edf.jpg?v=1781244750 Filter King 13.5x65.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 65.5 x .75) - FK13.5x65.5x1A-M8-4 Filter King 13.5x65.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13.5 x 65.5 x .75) - FK13.5x65.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-65-x-75-fk13-5x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e77126fa-0636-4e81-91a9-30cb550e0722.jpg?v=1781244749 Filter King 13.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 65 x .75" - FK13.5x65x1A-M8-4 Filter King 13.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 65 x .75" - FK13.5x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-66-5-x-75-fk13-5x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9cba1ab8-9429-4079-b746-0332d61edbaf.jpg?v=1781244748 Filter King 13.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 66.5 x .75" - FK13.5x66.5x1A-M8-4 Filter King 13.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 66.5 x .75" - FK13.5x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-7-5-x-75-fk13-5x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_caa2fd1c-874b-4a8c-a2a7-ccf890c6314c.jpg?v=1781244747 Filter King 13.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 7.5 x .75" - FK13.5x7.5x1A-M8-4 Filter King 13.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 7.5 x .75" - FK13.5x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-7-x-75-fk13-5x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c648978c-f96a-46fc-b4c5-1a9369dbd4b1.jpg?v=1781244747 Filter King 13.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 7 x .75" - FK13.5x7x1A-M8-4 Filter King 13.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 7 x .75" - FK13.5x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-8-x-75-fk13-5x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_17643603-661c-4ea1-9cb5-1abe901dd6bb.jpg?v=1781244746 Filter King 13.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 8 x .75" - FK13.5x8x1A-M8-4 Filter King 13.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 8 x .75" - FK13.5x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x10-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-10-5-x-75-fk13x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_50750516-ae32-41f6-9f39-fce5d5e0560f.jpg?v=1781244745 Filter King 13x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 10.5 x .75" - FK13x10.5x1A-M8 -4 Filter King 13x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 10.5 x .75" - FK13x10.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-11-5-x-75-fk13x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_acfe38f2-21ab-468d-aa2f-25f0d5d36404.jpg?v=1781244744 Filter King 13x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11.5 x .75" - FK13x11.5x1A-M8-4 Filter King 13x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11.5 x .75" - FK13x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-11-x-75-fk13x11x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4a23f7dc-d454-4a19-bb4d-c8f33f114e45.jpg?v=1781244744 Filter King 13x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11 x .75" - FK13x11x1A-M8-12 Filter King 13x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11 x .75" - FK13x11x1A-M8-12 https://hvacdirectusa.com/products/filter-king-13x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-11-x-75-fk13x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f551ee92-e4d7-43e9-822e-74e14e3c585a.jpg?v=1781244743 Filter King 13x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11 x .75" - FK13x11x1A-M8-4 Filter King 13x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 11 x .75" - FK13x11x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-21-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e15dbd1f-4219-4a67-bc04-762189871749.jpg?v=1781244742 Filter King 13x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21.5 x .75" Filter King 13x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21.5 x .75" https://hvacdirectusa.com/products/filter-king-13x12-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-12-5-x-75-fk13x12-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7012e505-15ae-4ce5-9f6b-d1431b73c730.jpg?v=1781244741 Filter King 13x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 12.5 x .75" - FK13x12.5x1A-M8-4 Filter King 13x12.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 12.5 x .75" - FK13x12.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-12-x-75-fk13x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1888e05f-9818-4be0-99ed-4398df5ce2c8.jpg?v=1781244740 Filter King 13x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 12 x .75" - FK13x12x1A-M8-4 Filter King 13x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 12 x .75" - FK13x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x13-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-13-5-x-75-fk13x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f2d51b4a-8011-4341-b315-8c23dbdbf87c.jpg?v=1781244740 Filter King 13x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 13.5 x .75" - FK13x13.5x1A-M8-4 Filter King 13x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 13.5 x .75" - FK13x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-14-x-75-fk13x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_605d1a62-f2f0-4675-ad1e-80cc1060f3f8.jpg?v=1781244739 Filter King 13x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 14 x .75" - FK13x14x1A-M8-4 Filter King 13x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 14 x .75" - FK13x14x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-51-x-75-fk13x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_14db4b1e-d290-456f-ab22-a4159eb144c6.jpg?v=1781244738 Filter King 13x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51 x .75" - FK13x15x1A-M8-4 Filter King 13x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51 x .75" - FK13x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x15x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-15-x-75-fk13x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5b2aff18-0db1-4000-bf1d-6b46506ea103.jpg?v=1781244737 Filter King 13x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 15 x .75) - FK13x15x1A-M8-4 Filter King 13x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 15 x .75) - FK13x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-16-5-x-75-fk13x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6d81b537-029b-4b20-94e0-25082258f6e9.jpg?v=1781244737 Filter King 13x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 16.5 x .75" - FK13x16.5x1A-M8-4 Filter King 13x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 16.5 x .75" - FK13x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-17-5-x-75-fk13x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0aaaa790-02ab-4965-8625-e784d08a1055.jpg?v=1781244736 Filter King 13x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17.5 x .75" - FK13x17.5x1A-M8-4 Filter King 13x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17.5 x .75" - FK13x17.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-17-x-75-fk13x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_57cb399f-dd04-4cd8-ae3c-2e7d7ee1777f.jpg?v=1781244735 Filter King 13x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17 x .75" - FK13x17x1A-M8 - 4 Filter King 13x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17 x .75" - FK13x17x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-18-5-x-75-fk13x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_15207f40-c353-403a-8881-0d5d060a52b4.jpg?v=1781244734 Filter King 13x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18.5 x .75" - FK13x18.5x1A-M8-4 Filter King 13x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18.5 x .75" - FK13x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-18-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3f0d9723-737a-4436-b91b-08b8d2f11d9f.jpg?v=1781244734 Filter King 13x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x .75" Filter King 13x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x .75" https://hvacdirectusa.com/products/filter-king-13x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-19-5-x-75-fk13x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd546225-f059-4dfe-bc74-4fd849390cf1.jpg?v=1781244733 Filter King 13x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19.5 x .75" - FK13x19.5x1A-M8 -4 Filter King 13x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19.5 x .75" - FK13x19.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-19-x-75-fk13x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_efaeb35f-b189-4083-8904-99b01859b8dc.jpg?v=1781244732 Filter King 13x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19 x .75" - FK13x19x1A-M8-4 Filter King 13x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19 x .75" - FK13x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x20-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-20-5-x-75-fk13x20-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_12fe15b8-dff8-4115-998f-cb88e82f2175.jpg?v=1781244731 Filter King 13x20.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 20.5 x .75) - FK13x20.5x1A-M8-4 Filter King 13x20.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 20.5 x .75) - FK13x20.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-20-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_71c5c565-6b96-408b-86de-ebb910ba4dff.jpg?v=1781244730 Filter King 13x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x .75" Filter King 13x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x .75" https://hvacdirectusa.com/products/filter-king-13x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-21-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d0db5ce0-266c-4ab7-b0e2-7dfb472ff176.jpg?v=1781244730 Filter King 13x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x .75" Filter King 13x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x .75" https://hvacdirectusa.com/products/filter-king-13x22-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-22-5-x-75-fk13x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_406021da-2698-4e6d-b30d-ca21292696b3.jpg?v=1781244729 Filter King 13x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 22.5 x .75" - FK13x22.5x1A-M8-4 Filter King 13x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 22.5 x .75" - FK13x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-22-x-75-fk13x22x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b71dc89e-a324-4b3b-82f8-01ed3d0054ca.jpg?v=1781244728 Filter King 13x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 22 x .75" - FK13x22x1A-M8-4 Filter King 13x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 22 x .75" - FK13x22x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-23-5-x-75-fk13x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ac701f7b-e3df-4e9a-a25d-d87628ea9dbd.jpg?v=1781244727 Filter King 13x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 23.5 x .75" - FK13x23.5x1A-M8-4 Filter King 13x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 23.5 x .75" - FK13x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x23x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-23-x-75-fk13x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_21fa5778-3d4f-4c1e-9a11-a85599395e29.jpg?v=1781244727 Filter King 13x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 23 x .75) - FK13x23x1A-M8-4 Filter King 13x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 23 x .75) - FK13x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x24x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-24-x-75-fk13x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_662bd50d-823e-4986-9247-386aa00b5b91.jpg?v=1781244726 Filter King 13x24x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x .75" - FK13x24x1A-M8 -3 Filter King 13x24x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x .75" - FK13x24x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-13x25-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-25-5-x-75-fk13x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d7f747c2-2f57-4a87-8ce8-fc9afad442df.jpg?v=1781244725 Filter King 13x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 25.5 x .75" - FK13x25.5x1A-M8-4 Filter King 13x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 25.5 x .75" - FK13x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-24-5-x-75-fk13x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a0a4be61-e05c-415a-802d-3df103f12fa1.jpg?v=1781244724 Filter King 13x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75" - FK13x25x1A-M8-4 Filter King 13x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75" - FK13x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x26-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-26-5-x-75-fk13x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_883c97bd-4715-4e81-ac4f-06959026e5a6.jpg?v=1781244724 Filter King 13x26.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 26.5 x .75) - FK13x26.5x1A-M8-4 Filter King 13x26.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 26.5 x .75) - FK13x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-26-x-75-fk13x26x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5a5718e3-dd34-4b1d-92ec-03a25d044db7.jpg?v=1781244723 Filter King 13x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 26 x .75" - FK13x26x1A-M8-4 Filter King 13x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 26 x .75" - FK13x26x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-28-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b550ab40-90d3-422e-9f53-3c48c9859e60.jpg?v=1781244722 Filter King 13x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 28.5 x .75" - Filter King 13x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 28.5 x .75" - https://hvacdirectusa.com/products/filter-king-13x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-29-x-75-fk13x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_efda9d3a-8831-422b-a3df-0805f6f1a8ed.jpg?v=1781244721 Filter King 13x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 29 x .75" - FK13x29x1A-M8-4 Filter King 13x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 29 x .75" - FK13x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x30-5x1-air-filter-4-pack-merv-8-actual-size-13-x-30-5-x-75-fk13x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_11ba7ed1-eb99-469e-860a-eaf006aac8f3.jpg?v=1781244721 Filter King 13x30.5x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 30.5 x .75" - FK13x30.5x1A-M8-4 Filter King 13x30.5x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 30.5 x .75" - FK13x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-30-x-75-fk13x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d40ba43f-95c7-4a3f-95fe-01789393f054.jpg?v=1781244720 Filter King 13x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 30 x .75" - FK13x30x1A-M8-4 Filter King 13x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 30 x .75" - FK13x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x30x1-air-filter-merv-8-3-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-12-5-x-29-5-x-75-fk13x30x1-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_817c7ac2-35fc-4b23-b774-aaea2fbf19ff.jpg?v=1781244719 Filter King 13x30x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 29.5 x .75) - FK13x30x1-M8-3 Filter King 13x30x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 12.5 x 29.5 x .75) - FK13x30x1-M8-3 https://hvacdirectusa.com/products/filter-king-13x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-29-5-x-75-fk13x30x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f4166951-abba-4db1-a106-bc70b83ac29d.jpg?v=1781244718 Filter King 13x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29.5 x .75" - FK13x30x1-M8-4 Filter King 13x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 29.5 x .75" - FK13x30x1-M8-4 https://hvacdirectusa.com/products/filter-king-13x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-31-5-x-75-fk13x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a964c36f-7a4e-41d8-b8cd-58e3a3330535.jpg?v=1781244718 Filter King 13x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 31.5 x .75" - FK13x31.5x1A-M8-4 Filter King 13x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 31.5 x .75" - FK13x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x32-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-32-5-x-75-fk13x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_430eddb9-c7a3-43b4-992a-e284892571e9.jpg?v=1781244716 Filter King 13x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 32.5 x .75) - FK13x32.5x1A-M8-4 Filter King 13x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 32.5 x .75) - FK13x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x33-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-33-5-x-75-fk13x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2ac1340b-383a-4265-8187-e59d6d704c16.jpg?v=1781244716 Filter King 13x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 33.5 x .75) - FK13x33.5x1A-M8-4 Filter King 13x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 33.5 x .75) - FK13x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x33x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-33-x-75-fk13x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7193bfa8-70f1-445e-85f2-566b25032a9e.jpg?v=1781244715 Filter King 13x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 33 x .75) - FK13x33x1A-M8-4 Filter King 13x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 33 x .75) - FK13x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x34-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-34-5-x-75-fk13x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e5987b54-1dbd-44cf-9bbb-55cf1c8721f5.jpg?v=1781244714 Filter King 13x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 34.5 x .75" - FK13x34.5x1A-M8-4 Filter King 13x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 34.5 x .75" - FK13x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-34-x-75-fk13x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ac05dd84-3e2d-4de8-a94d-181a30c956cd.jpg?v=1781244710 Filter King 13x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 34 x .75" - FK13x34x1A-M8-4 Filter King 13x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 34 x .75" - FK13x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-35-5-x-75-fk13x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_768ebfa2-83c5-497c-b4f8-d7b64a8d868f.jpg?v=1781244709 Filter King 13x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 35.5 x .75" - FK13x35.5x1A-M8-4 Filter King 13x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 35.5 x .75" - FK13x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-35-x-75-fk13x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e0bd7113-1f9c-4db7-bfdd-b8d7aa758a7d.jpg?v=1781244708 Filter King 13x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 35 x .75" - FK13x35x1A-M8 -4 Filter King 13x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 35 x .75" - FK13x35x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-36-5-x-75-fk13x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_04a27c95-157c-41b7-9fda-160f77599fef.jpg?v=1781244707 Filter King 13x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36.5 x .75" - FK13x36.5x1A-M8-4 Filter King 13x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36.5 x .75" - FK13x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-36-x-75-fk13x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_964e2274-d191-48c1-a4f5-07446b809f44.jpg?v=1781244706 Filter King 13x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36 x .75" - FK13x36x1A-M8-4 Filter King 13x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36 x .75" - FK13x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-37-5-x-75-fk13x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b6e2d94-a768-4d65-8cb0-f9d78cd134d2.jpg?v=1781244705 Filter King 13x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37.5 x .75" - FK13x37.5x1A-M8 -4 Filter King 13x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37.5 x .75" - FK13x37.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-37-x-75-fk13x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_72e7b36a-1c0d-488e-96e8-cfb1592532f4.jpg?v=1781244704 Filter King 13x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37 x .75" - FK13x37x1A-M8 - 4 Filter King 13x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37 x .75" - FK13x37x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-13x38-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-38-5-x-75-fk13x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8eb4fb39-75c4-4e2e-80dd-45714c5a6328.jpg?v=1781244703 Filter King 13x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38.5 x .75" - FK13x38.5x1A-M8-4 Filter King 13x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38.5 x .75" - FK13x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-38-x-75-fk13x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4753e474-c44a-4717-8556-3a99481b796a.jpg?v=1781244702 Filter King 13x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38 x .75" - FK13x38x1A-M8-4 Filter King 13x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38 x .75" - FK13x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-39-5-x-75-fk13x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff4ad940-e9ea-4c22-9618-c60dc56dc387.jpg?v=1781244702 Filter King 13x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 39.5 x .75" - FK13x39.5x1A-M8-4 Filter King 13x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 39.5 x .75" - FK13x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x39x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-39-x-75-fk13x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a7450977-74ce-4b5b-8f5a-b9f011268c0d.jpg?v=1781244701 Filter King 13x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 39 x .75) - FK13x39x1A-M8-4 Filter King 13x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 39 x .75) - FK13x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-4-5-x-75-fk13x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b2bc7c29-b95a-41da-b3ae-0fab66c7ba61.jpg?v=1781244700 Filter King 13x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 4.5 x .75" - FK13x4.5x1A-M8-4 Filter King 13x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 4.5 x .75" - FK13x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-40-x-75-fk13x40x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dbe4933f-7766-4786-8d28-5955bac0d24a.jpg?v=1781244700 Filter King 13x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 40 x .75" - FK13x40x1A-M8-12 Filter King 13x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 40 x .75" - FK13x40x1A-M8-12 https://hvacdirectusa.com/products/filter-king-13x41-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-41-5-x-75-fk13x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cfbccf33-8a96-453d-a644-d608814432ec.jpg?v=1781244699 Filter King 13x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 41.5 x .75" - FK13x41.5x1A-M8-4 Filter King 13x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 41.5 x .75" - FK13x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x42-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-42-5-x-75-fk13x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fdb909f8-80c2-4513-b359-f953db5a3e22.jpg?v=1781244698 Filter King 13x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 42.5 x .75) - FK13x42.5x1A-M8-4 Filter King 13x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 42.5 x .75) - FK13x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-42-x-75-fk13x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a813f240-b4b8-4d96-a869-a34281a0f7b0.jpg?v=1781244697 Filter King 13x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 42 x .75" - FK13x42x1A-M8-4 Filter King 13x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 42 x .75" - FK13x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x43-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-43-5-x-75-fk13x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_44ccccbc-2e72-476b-8145-290efdec8178.jpg?v=1781244696 Filter King 13x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 43.5 x .75" - FK13x43.5x1A-M8-4 Filter King 13x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 43.5 x .75" - FK13x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-44-5-x-75-fk13x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9b075b75-bc52-4d14-9160-d2383da87e45.jpg?v=1781244696 Filter King 13x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 44.5 x .75" - FK13x44.5x1A-M8-4 Filter King 13x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 44.5 x .75" - FK13x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-44-x-75-fk13x44x1a-m8-1 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1b05e148-0abf-4c20-8812-f401558b70e3.jpg?v=1781244695 Filter King 13x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 44 x .75" - FK13x44x1A-M8-1 Filter King 13x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 44 x .75" - FK13x44x1A-M8-1 https://hvacdirectusa.com/products/filter-king-13x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-45-5-x-75-fk13x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d47acded-f4d4-4fe7-a6b5-dccbc5d8c1ba.jpg?v=1781244694 Filter King 13x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 45.5 x .75" - FK13x45.5x1A-M8-4 Filter King 13x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 45.5 x .75" - FK13x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x45x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-45-x-75-fk13x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_64f60a0e-0f18-4294-8fc4-cfe2704a26e0.jpg?v=1781244694 Filter King 13x45x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 45 x .75) - FK13x45x1A-M8-4 Filter King 13x45x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 45 x .75) - FK13x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x46-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-46-5-x-75-fk13x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9fd373e8-e315-4821-9c09-a2ebcec3322f.jpg?v=1781244690 Filter King 13x46.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 46.5 x .75) - FK13x46.5x1A-M8-4 Filter King 13x46.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 46.5 x .75) - FK13x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x46x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-46-x-75-fk13x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_760f03ad-fd61-4909-aea6-04c244ab11a6.jpg?v=1781244689 Filter King 13x46x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 46 x .75) - FK13x46x1A-M8-4 Filter King 13x46x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 46 x .75) - FK13x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x47x1-air-filter-4-pack-merv-8-actual-size-13-x-47-x-75-fk13x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_10b0ed47-75aa-4f19-84f4-c6eefa25241f.jpg?v=1781244688 Filter King 13x47x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 47 x .75" - FK13x47x1A-M8-4 Filter King 13x47x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 47 x .75" - FK13x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-49-x-75-fk13x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9b3b6a35-220d-44da-83bb-234ef8232375.jpg?v=1781244687 Filter King 13x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 49 x .75" - FK13x49x1A-M8-4 Filter King 13x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 49 x .75" - FK13x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-4-x-75-fk13x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8a9daf41-d85c-459e-a999-fc4243dae847.jpg?v=1781244685 Filter King 13x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 4 x .75" - FK13x4x1A-M8-4 Filter King 13x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 4 x .75" - FK13x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-5-5-x-75-fk13x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_19134a6d-4948-4902-be0b-185f8bcbf0af.jpg?v=1781244684 Filter King 13x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 5.5 x .75" - FK13x5.5x1A-M8-4 Filter King 13x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 5.5 x .75" - FK13x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x50-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-50-5-x-75-fk13x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6bb53507-28b8-4cc3-b0a5-63b06e79f606.jpg?v=1781244683 Filter King 13x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 50.5 x .75" - FK13x50.5x1A-M8-4 Filter King 13x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 50.5 x .75" - FK13x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-51-5-x-75-fk13x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a66232a2-0165-406e-a57a-2785bb94526b.jpg?v=1781244683 Filter King 13x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51.5 x .75" - FK13x51.5x1A-M8 -4 Filter King 13x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51.5 x .75" - FK13x51.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-52-5-x-75-fk13x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_59a9c1cc-f795-408f-915f-d1d2acc5a88e.jpg?v=1781244682 Filter King 13x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 52.5 x .75" - FK13x52.5x1A-M8-4 Filter King 13x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 52.5 x .75" - FK13x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-52-x-75-fk13x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aa650eac-ca59-4c17-86cb-ce103c908d51.jpg?v=1781244681 Filter King 13x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 52 x .75" - FK13x52x1A-M8-4 Filter King 13x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 52 x .75" - FK13x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x53-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-53-5-x-75-fk13x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3fbea31c-0cf7-4ed2-af0b-5a32699a69ef.jpg?v=1781244680 Filter King 13x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 53.5 x .75) - FK13x53.5x1A-M8-4 Filter King 13x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 53.5 x .75) - FK13x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-53-x-75-fk13x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2f079205-7e50-4469-bb57-c95f0e69e5be.jpg?v=1781244679 Filter King 13x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 53 x .75" - FK13x53x1A-M8 -4 Filter King 13x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 53 x .75" - FK13x53x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-13x54-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-54-5-x-75-fk13x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9af13555-7ed6-4b4a-beef-712b5d26ad3f.jpg?v=1781244679 Filter King 13x54.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 54.5 x .75) - FK13x54.5x1A-M8-4 Filter King 13x54.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 54.5 x .75) - FK13x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-54-x-75-fk13x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_523fb20f-511e-4974-b3a5-8c82a345d8a4.jpg?v=1781244678 Filter King 13x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 54 x .75" - FK13x54x1A-M8-4 Filter King 13x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 54 x .75" - FK13x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x55-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-55-5-x-75-fk13x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_caaa22be-3d43-4caa-b803-f4db4a4a5922.jpg?v=1781244677 Filter King 13x55.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 55.5 x .75) - FK13x55.5x1A-M8-4 Filter King 13x55.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 55.5 x .75) - FK13x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-55-x-75-fk13x55x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2e7e98d6-c7b3-47d1-8fd8-69c5af1e280d.jpg?v=1781244676 Filter King 13x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 55 x .75" - FK13x55x1A-M8-4 Filter King 13x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 55 x .75" - FK13x55x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x56-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-56-5-x-75-fk13x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_131fd079-d038-42f0-a56b-8be475020c72.jpg?v=1781244675 Filter King 13x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 56.5 x .75) - FK13x56.5x1A-M8-4 Filter King 13x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 56.5 x .75) - FK13x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-56-x-75-fk13x56x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_da99c640-9dc8-43d1-8c99-03cfc86aac20.jpg?v=1781244674 Filter King 13x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 56 x .75" - FK13x56x1A-M8-4 Filter King 13x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 56 x .75" - FK13x56x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x57-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-57-5-x-75-fk13x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4b0ec670-46fd-4c37-aae0-c06767189390.jpg?v=1781244674 Filter King 13x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 57.5 x .75" - FK13x57.5x1A-M8-4 Filter King 13x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 57.5 x .75" - FK13x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-58-5-x-75-fk13x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bf93b70c-9a7a-4ee3-b773-95c75493c82f.jpg?v=1781244673 Filter King 13x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58.5 x .75" - FK13x58.5x1A-M8-4 Filter King 13x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58.5 x .75" - FK13x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-58-x-75-fk13x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_04ffbfaf-5afe-4906-9fa2-83ba447d198d.jpg?v=1781244672 Filter King 13x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58 x .75" - FK13x58x1A-M8-4 Filter King 13x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58 x .75" - FK13x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-58-x-75-fk13x58x1a-m8-4-copy 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e582df6d-2e4c-4518-a4cc-895c3dfafd14.jpg?v=1781244672 Filter King 13x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58 x .75" - FK13x58x1A-M8-4 - Copy Filter King 13x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 58 x .75" - FK13x58x1A-M8-4 - Copy https://hvacdirectusa.com/products/filter-king-13x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-59-5-x-75-fk13x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3183cd4f-5d54-4de6-8f1f-6f8119fc542d.jpg?v=1781244670 Filter King 13x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 59.5 x .75" - FK13x59.5x1A-M8-4 Filter King 13x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 59.5 x .75" - FK13x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x59x1-air-filter-4-pack-merv-8-actual-size-13-x-59-x-75-fk13x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f4728b6b-ebd3-49a9-a443-c9ab3a50781d.jpg?v=1781244670 Filter King 13x59x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 59 x .75" - FK13x59x1A-M8-4 Filter King 13x59x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 59 x .75" - FK13x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x60-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-60-5-x-75-fk13x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_187e7ea9-b858-4d02-9c01-de6babec7f68.jpg?v=1781244669 Filter King 13x60.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 60.5 x .75) - FK13x60.5x1A-M8-4 Filter King 13x60.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 60.5 x .75) - FK13x60.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-60-x-75-fk13x60x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bea2a60f-d41e-4b91-b672-edfb2f56479b.jpg?v=1781244668 Filter King 13x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 60 x .75" - FK13x60x1A-M8-4 Filter King 13x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 60 x .75" - FK13x60x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x61-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-61-5-x-75-fk13x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2383628b-e3f1-4bc4-b3e6-c789ecab010a.jpg?v=1781244667 Filter King 13x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 61.5 x .75" - FK13x61.5x1A-M8-4 Filter King 13x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 61.5 x .75" - FK13x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x61x1-air-filter-4-pack-merv-8-actual-size-13-x-61-x-75-fk13x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_16db5653-f55d-42b1-bf5a-34b59a07b681.jpg?v=1781244666 Filter King 13x61x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 61 x .75" - FK13x61x1A-M8-4 Filter King 13x61x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 61 x .75" - FK13x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x62-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-62-5-x-75-fk13x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ee12f78b-8a19-4443-8766-9a5b63631b92.jpg?v=1781244665 Filter King 13x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 62.5 x .75" - FK13x62.5x1A-M8-4 Filter King 13x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 62.5 x .75" - FK13x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-62-x-75-fk13x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0684b5c9-8c36-4615-ab02-5e83e30eae67.jpg?v=1781244665 Filter King 13x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 62 x .75" - FK13x62x1A-M8-4 Filter King 13x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 62 x .75" - FK13x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x63-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-63-5-x-75-fk13x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5f1ff4c3-fb76-4e46-bfb0-253864abf1c8.jpg?v=1781244664 Filter King 13x63.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 63.5 x .75) - FK13x63.5x1A-M8-4 Filter King 13x63.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 63.5 x .75) - FK13x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x63x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-63-x-75-fk13x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1e35f3e0-08d1-40f8-a31e-6e3c16d441a4.jpg?v=1781244663 Filter King 13x63x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 63 x .75) - FK13x63x1A-M8-4 Filter King 13x63x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 63 x .75) - FK13x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x64-5x1-air-filter-4-pack-merv-8-actual-size-13-x-64-5-x-75-fk13x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0ee860e1-d047-47b4-b475-cc10402b3b66.jpg?v=1781244662 Filter King 13x64.5x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 64.5 x .75" - FK13x64.5x1A-M8-4 Filter King 13x64.5x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 64.5 x .75" - FK13x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x64x1-air-filter-4-pack-merv-8-actual-size-13-x-64-x-75-fk13x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_11d020d5-44a7-441c-b3a1-c43ae6fa1db2.jpg?v=1781244661 Filter King 13x64x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 64 x .75" - FK13x64x1A-M8-4 Filter King 13x64x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 64 x .75" - FK13x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x65-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-65-5-x-75-fk13x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a445556f-8f9a-44c6-82a8-968840ffd044.jpg?v=1781244660 Filter King 13x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65.5 x .75" - FK13x65.5x1A-M8-4 Filter King 13x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65.5 x .75" - FK13x65.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-65-x-75-fk13x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e464927e-eb10-4e07-b807-81273fe1e2c6.jpg?v=1781244660 Filter King 13x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65 x .75" - FK13x65x1A-M8-4 Filter King 13x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65 x .75" - FK13x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-66-x-75-fk13x66x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e18a3a1b-edf9-4e87-b22c-3a87fd284fb8.jpg?v=1781244659 Filter King 13x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 66 x .75" - FK13x66x1A-M8-4 Filter King 13x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 66 x .75" - FK13x66x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-6-x-75-fk13x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9c71b598-f8df-4809-bb12-607a832a7ed8.jpg?v=1781244658 Filter King 13x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 6 x .75" - FK13x6x1A-M8-4 Filter King 13x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 6 x .75" - FK13x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-7-5-x-75-fk13x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2235483c-883c-4b15-838c-67c8bbf3d033.jpg?v=1781244657 Filter King 13x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 7.5 x .75" - FK13x7.5x1A-M8-4 Filter King 13x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 7.5 x .75" - FK13x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-7-x-75-fk13x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_219531e8-5e9f-4643-a4e2-c7a14b705b67.jpg?v=1781244657 Filter King 13x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 7 x .75" - FK13x7x1A-M8-4 Filter King 13x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 7 x .75" - FK13x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-8-x-75-fk13x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b8bbbf22-7c80-4e15-961e-a66efb3d25ba.jpg?v=1781244656 Filter King 13x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 8 x .75" - FK13x8x1A-M8-4 Filter King 13x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 8 x .75" - FK13x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x9-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-13-x-9-5-x-75-fk13x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9245cad9-a61e-49bd-baec-f6f101a79cf9.jpg?v=1781244655 Filter King 13x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 9.5 x .75) - FK13x9.5x1A-M8-4 Filter King 13x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 9.5 x .75) - FK13x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-13x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-9-x-75-fk13x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7ca0cb3a-ffb5-415d-88a7-60429cc41e5d.jpg?v=1781244654 Filter King 13x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 9 x .75" - FK13x9x1A-M8-4 Filter King 13x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 9 x .75" - FK13x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x10-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-10-5-x-75-fk14-5x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3c67afb6-ae72-4dc6-8cec-79ee36872348.jpg?v=1781244653 Filter King 14.5x10.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 10.5 x .75" - FK14.5x10.5x1A-M8-4 Filter King 14.5x10.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 10.5 x .75" - FK14.5x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-11-5-x-75-fk14-5x11-5x1a-m8 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_252f6f8f-98cc-4947-8ae2-e8e070cf50ce.jpg?v=1781244653 Filter King 14.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 11.5 x .75" - FK14.5x11.5x1A-M8 Filter King 14.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 11.5 x .75" - FK14.5x11.5x1A-M8 https://hvacdirectusa.com/products/filter-king-14-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-11-x-75-fk14-5x11x1a-m84 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fed2a8bf-0da8-4dd3-aad7-27f65b1314d1.jpg?v=1781244652 Filter King 14.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 11 x .75" - FK14.5x11x1A-M84 Filter King 14.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 11 x .75" - FK14.5x11x1A-M84 https://hvacdirectusa.com/products/filter-king-14-5x12x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-12-x-75-fk14-5x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e115ee70-b246-456d-b48c-b07b92746c35.jpg?v=1781244651 Filter King 14.5x12x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 12 x .75) - FK14.5x12x1A-M8-4 Filter King 14.5x12x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 12 x .75) - FK14.5x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x13-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-13-5-x-75-fk14-5x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2527f0f4-b2e5-4b38-8917-f8c88e0f41f4.jpg?v=1781244650 Filter King 14.5x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 13.5 x .75) - FK14.5x13.5x1A-M8-4 Filter King 14.5x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 13.5 x .75) - FK14.5x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-13-x-75-fk14-5x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_149f40b9-3237-416d-88d1-519eab39d538.jpg?v=1781244650 Filter King 14.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 13 x .75" - FK14.5x13x1A-M8-4 Filter King 14.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 13 x .75" - FK14.5x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x14-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-14-5-x-75-fk14-5x14-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b3abb995-e9b5-4e71-b9e7-f103385ea947.jpg?v=1781244649 Filter King 14.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x .75" - FK14.5x14.5x1A-M8 - 4 Filter King 14.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x .75" - FK14.5x14.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-14-5x14-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-14-5-x-75-fk14-5x14-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c9f17640-510b-4049-9ff5-52bf31ef77ae.jpg?v=1781244648 Filter King 14.5x14.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x .75" - FK14.5x14.5x1A-M8-3 Filter King 14.5x14.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x .75" - FK14.5x14.5x1A-M8-3 https://hvacdirectusa.com/products/filter-king-14-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-14-x-75-fk14-5x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_93e2552a-1963-41a6-9f69-497ba90b6099.jpg?v=1781244647 Filter King 14.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14 x .75" - FK14.5x14x1A-M8-4 Filter King 14.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14 x .75" - FK14.5x14x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-15-5-x-75-fk14-5x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_025cd784-7127-4536-b0a4-6c8394de5ee5.jpg?v=1781244646 Filter King 14.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 15.5 x .75" - FK14.5x15.5x1A-M8-4 Filter King 14.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 15.5 x .75" - FK14.5x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-15-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5633c76f-f383-4c57-9051-fcc2b592a6bf.jpg?v=1781244646 Filter King 14.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 15 x .75" Filter King 14.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 15 x .75" https://hvacdirectusa.com/products/filter-king-14-5x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-16-5-x-75-fk14-5x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c02f9914-08ec-402a-97a3-54d006c27b51.jpg?v=1781244645 Filter King 14.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 16.5 x .75" - FK14.5x16.5x1A-M8-4 Filter King 14.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 16.5 x .75" - FK14.5x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-16-x-75-fk14-5x16x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_537fd2c4-f662-43df-9924-94a138f65689.jpg?v=1781244644 Filter King 14.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 16 x .75" - FK14.5x16x1A-M8-4 Filter King 14.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 16 x .75" - FK14.5x16x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-17-5-x-75-fk14-5x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0f5e9285-6518-4f43-bd6c-92665bd7aca1.jpg?v=1781244643 Filter King 14.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 17.5 x .75" - FK14.5x17.5x1A-M8-4 Filter King 14.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 17.5 x .75" - FK14.5x17.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-17-x-75-fk14-5x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_84b8daa4-a34e-40d5-86ae-bdd5602a6a02.jpg?v=1781244642 Filter King 14.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 17 x .75" - FK14.5x17x1A-M8-4 Filter King 14.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 17 x .75" - FK14.5x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x18-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-18-5-x-75-fk14-5x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_786250d2-c68c-49db-9984-710f5b7b527b.jpg?v=1781244642 Filter King 14.5x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK14.5x18.5x1A-M8-4 Filter King 14.5x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK14.5x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-76 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_06950655-0466-41b8-b8d9-131c98c56e7a.jpg?v=1781244641 Filter King 14.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75" Filter King 14.5x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75" https://hvacdirectusa.com/products/filter-king-14-5x19-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-75-fk14-5x19-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9cd33d88-4af7-427c-9eb9-f3c55f377dac.jpg?v=1781244640 Filter King 14.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75" - FK14.5x19.5x1A-M8-3 Filter King 14.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75" - FK14.5x19.5x1A-M8-3 https://hvacdirectusa.com/products/filter-king-14-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3c7c1671-339f-4ab3-b053-586c98363b6f.jpg?v=1781244639 Filter King 14.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x .75" Filter King 14.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x .75" https://hvacdirectusa.com/products/filter-king-14-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-20-5-x-75-fk14-5x20-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_56f1984f-2760-4816-b6de-3d02d668a676.jpg?v=1781244638 Filter King 14.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20.5 x .75" - FK14.5x20.5x1A-M8-4 Filter King 14.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20.5 x .75" - FK14.5x20.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-20-x-75-fk14-5x20x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6a483263-a010-4453-812a-c89c9be495ba.jpg?v=1781244638 Filter King 14.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20 x .75" - FK14.5x20x1A-M8 -4 Filter King 14.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20 x .75" - FK14.5x20x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14-5x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-21-5-x-75-fk14-5x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6f7815da-7066-4d92-b2a4-2dec545ea35e.jpg?v=1781244637 Filter King 14.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75" - FK14.5x21.5x1A-M8 - 4 Filter King 14.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75" - FK14.5x21.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-14-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-21-x-75-fk14-5x21x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_449c9c8b-4973-45a0-9a67-c6a696565c08.jpg?v=1781244636 Filter King 14.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21 x .75" - FK14.5x21x1A-M8-4 Filter King 14.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21 x .75" - FK14.5x21x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x22-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-22-5-x-75-fk14-5x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aa01b91d-6ec8-47ad-8875-577d32bf19fc.jpg?v=1781244635 Filter King 14.5x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 22.5 x .75) - FK14.5x22.5x1A-M8-4 Filter King 14.5x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 22.5 x .75) - FK14.5x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-22-x-75-fk14-5x22x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8058b0b2-13c3-459d-94cb-32b3b3bba0aa.jpg?v=1781244635 Filter King 14.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22 x .75" - FK14.5x22x1A-M8-4 Filter King 14.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22 x .75" - FK14.5x22x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-23-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bf9e2c29-91da-4c49-98d8-0840a7246416.jpg?v=1781244634 Filter King 14.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75" Filter King 14.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75" https://hvacdirectusa.com/products/filter-king-14-5x23-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-23-5-x-75-fk14-5x23-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_213143ea-a5fd-4ba3-961e-9488b7d5a95c.jpg?v=1781244633 Filter King 14.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75" - FK14.5x23.5x1A-M8 -3 Filter King 14.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75" - FK14.5x23.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-14-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-23-x-75-fk14-5x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b4ef980a-a8b3-45ee-81cc-62b986d5d415.jpg?v=1781244632 Filter King 14.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23 x .75" - FK14.5x23x1A-M8-4 Filter King 14.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23 x .75" - FK14.5x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-5-x-75-fk14-5x24-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e1a8d652-ffda-44ac-95df-a709b4833424.jpg?v=1781244631 Filter King 14.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75" - FK14.5x24.5x1A-M8 - 4 Filter King 14.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75" - FK14.5x24.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-14-5x24-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-5-x-75-fk14-5x24-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_56192e6e-7fd7-407f-8fa9-fd71a5954ef9.jpg?v=1781244630 Filter King 14.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75" - FK14.5x24.5x1A-M8 -3 Filter King 14.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75" - FK14.5x24.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-14-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-x-75-fk14-5x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_99f45e64-3061-4bd9-879c-e897bdf9fd7b.jpg?v=1781244630 Filter King 14.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24 x .75" - FK14.5x24x1A-M8-4 Filter King 14.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24 x .75" - FK14.5x24x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-25-x-75-fk14-5x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8226021b-6191-4b07-986c-f45831e14818.jpg?v=1781244629 Filter King 14.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 25 x .75" - FK14.5x25x1A-M8-4 Filter King 14.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 25 x .75" - FK14.5x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-26-5-x-75-fk14-5x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_71a69fbc-30c5-40bb-a59a-d35bb841d639.jpg?v=1781244629 Filter King 14.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 26.5 x .75" - FK14.5x26.5x1A-M8-4 Filter King 14.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 26.5 x .75" - FK14.5x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-26-x-75-fk14-5x26x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_371459c0-87c8-4ffb-88b3-94fc7634d84d.jpg?v=1781244628 Filter King 14.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 26 x .75" - FK14.5x26x1A-M8-4 Filter King 14.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 26 x .75" - FK14.5x26x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x27-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-27-5-x-75-fk14-5x27-5x1a-m8 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d2e442a2-15b0-4227-b92f-d2f27af64777.jpg?v=1781244626 Filter King 14.5x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 27.5 x .75) - FK14.5x27.5x1A-M8 Filter King 14.5x27.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 27.5 x .75) - FK14.5x27.5x1A-M8 https://hvacdirectusa.com/products/filter-king-14-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-27-x-75-fk14-5x27x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32ac5e1a-189c-4cae-8b74-56fed4f4eb00.jpg?v=1781244625 Filter King 14.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 27 x .75" - FK14.5x27x1A-M8-4 Filter King 14.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 27 x .75" - FK14.5x27x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-28-5-x-75-fk14-5x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b426e714-72f9-4d3e-af16-81af26232786.jpg?v=1781244625 Filter King 14.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 28.5 x .75" - FK14.5x28.5x1A-M8-4 Filter King 14.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 28.5 x .75" - FK14.5x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-28-x-75-fk14-5x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_da44d851-d51c-40bb-8675-34204c81c663.jpg?v=1781244624 Filter King 14.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 28 x .75" - FK14.5x28x1A-M8-4 Filter King 14.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 28 x .75" - FK14.5x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-5-x-75-fk14-5x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4c8abc31-6503-4f19-b70d-72ad63f396be.jpg?v=1781244623 Filter King 14.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75" - FK14.5x29.5x1A-M8 - 4 Filter King 14.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75" - FK14.5x29.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-14-5x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-5-x-75-fk14-5x29-5x1a-m8-5 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d63a9eb7-8e0b-4319-8083-5b8109051c13.jpg?v=1781244622 Filter King 14.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75" - FK14.5x29.5x1A-M8-4 Filter King 14.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75" - FK14.5x29.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-x-75-fk14-5x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6daedc03-e518-4bf0-8ffc-042b7afc3eeb.jpg?v=1781244621 Filter King 14.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29 x .75" - FK14.5x29x1A-M8-4 Filter King 14.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29 x .75" - FK14.5x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x30-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-30-5-x-75-fk14-5x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e9df94c0-ccdc-42ea-a13a-9be3f3cd703e.jpg?v=1781244621 Filter King 14.5x30.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 30.5 x .75" - FK14.5x30.5x1A-M8-4 Filter King 14.5x30.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 30.5 x .75" - FK14.5x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-31-5-x-75-fk14-5x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8d4367f4-4e26-41b7-abb6-c99ba796e3e7.jpg?v=1781244620 Filter King 14.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 31.5 x .75" - FK14.5x31.5x1A-M8-4 Filter King 14.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 31.5 x .75" - FK14.5x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-31-x-75-fk14-5x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_74c8806b-b177-43a8-8f81-dbf17069a014.jpg?v=1781244619 Filter King 14.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 31 x .75" - FK14.5x31x1A-M8-4 Filter King 14.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 31 x .75" - FK14.5x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-32-5-x-75-fk14-5x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_deda1a5f-d7d9-40c3-99f2-4d873e951a28.jpg?v=1781244618 Filter King 14.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 32.5 x .75" - FK14.5x32.5x1A-M8-4 Filter King 14.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 32.5 x .75" - FK14.5x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-32-x-75-fk14-5x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4fd916c0-3aad-48fd-8170-2485cc673e96.jpg?v=1781244617 Filter King 14.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 32 x .75" - FK14.5x32x1A-M8-4 Filter King 14.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 32 x .75" - FK14.5x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-33-x-75-fk14-5x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_61803656-b717-425b-9039-a327a62e0f19.jpg?v=1781244617 Filter King 14.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 33 x .75" - FK14.5x33x1A-M8-4 Filter King 14.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 33 x .75" - FK14.5x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x34-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-34-5-x-75-fk14-5x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b49599d6-c499-473f-913b-4959c931f13c.jpg?v=1781244616 Filter King 14.5x34.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 34.5 x .75" - FK14.5x34.5x1A-M8-4 Filter King 14.5x34.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 34.5 x .75" - FK14.5x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-34-x-75-fk14-5x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c035ae69-d173-4a8c-bbba-4107b509eba2.jpg?v=1781244615 Filter King 14.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 34 x .75" - FK14.5x34x1A-M8-4 Filter King 14.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 34 x .75" - FK14.5x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-35-x-75-fk14-5x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a64b3a96-006d-4ad5-8159-8bd1ae90ef37.jpg?v=1781244614 Filter King 14.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 35 x .75" - FK14.5x35x1A-M8-4 Filter King 14.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 35 x .75" - FK14.5x35x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-36-x-75-fk14-5x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1bdaddb1-c892-4223-9f11-b6ff5553d7df.jpg?v=1781244613 Filter King 14.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 36 x .75" - FK14.5x36x1A-M8-4 Filter King 14.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 36 x .75" - FK14.5x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-37-5-x-75-fk14-5x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f22ed662-0434-4f99-82e9-9ddaf104546d.jpg?v=1781244612 Filter King 14.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 37.5 x .75" - FK14.5x37.5x1A-M8-4 Filter King 14.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 37.5 x .75" - FK14.5x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-37-x-75-fk14-5x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_42584078-9ab8-46f2-a43d-de679df297a1.jpg?v=1781244612 Filter King 14.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 37 x .75" - FK14.5x37x1A-M8-4 Filter King 14.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 37 x .75" - FK14.5x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x39-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-39-5-x-75-fk14-5x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bdfac466-6719-4684-92a4-b78508887c6b.jpg?v=1781244611 Filter King 14.5x39.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 39.5 x .75" - FK14.5x39.5x1A-M8-4 Filter King 14.5x39.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 39.5 x .75" - FK14.5x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-39-x-75-fk14-5x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3685abe4-3327-4795-aa49-43282f0395cf.jpg?v=1781244610 Filter King 14.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 39 x .75" - FK14.5x39x1A-M8 -4 Filter King 14.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 39 x .75" - FK14.5x39x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14-5x4-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-4-5-x-75-fk14-5x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9a6da3c7-7b0c-4910-aa7a-3e5e6506f879.jpg?v=1781244610 Filter King 14.5x4.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 4.5 x .75) - FK14.5x4.5x1A-M8-4 Filter King 14.5x4.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 4.5 x .75) - FK14.5x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x40-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-40-5-x-75-fk14-5x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0c3d8bad-25b2-480d-abd4-d4931d25bb0d.jpg?v=1781244608 Filter King 14.5x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 40.5 x .75) - FK14.5x40.5x1A-M8-4 Filter King 14.5x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 40.5 x .75) - FK14.5x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x41x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-41-x-75-fk14-5x41x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7f805cfc-c807-4591-bd22-760cdf5b2862.jpg?v=1781244608 Filter King 14.5x41x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 41 x .75) - FK14.5x41x1A-M8-4 Filter King 14.5x41x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 41 x .75) - FK14.5x41x1A-M8-4 https://hvacdirectusa.com/products/rockruth-14-5x42-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-42-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bc9b2c9e-dee6-4953-8c2a-788bfb817547.jpg?v=1781244607 Rockruth 14.5x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 42.5 x .75) Rockruth 14.5x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 42.5 x .75) https://hvacdirectusa.com/products/filter-king-14-5x43-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-43-5-x-75-fk14-5x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_425b5c21-f61f-4c1a-8372-b839ab516b95.jpg?v=1781244599 Filter King 14.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 43.5 x .75" - FK14.5x43.5x1A-M8-4 Filter King 14.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 43.5 x .75" - FK14.5x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-43-x-75-fk14-5x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a860e83d-3f13-498f-a10d-147407d0c5e6.jpg?v=1781244598 Filter King 14.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 43 x .75" - FK14.5x43x1A-M8-4 Filter King 14.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 43 x .75" - FK14.5x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x44-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-44-5-x-75-fk14-5x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_256e7bee-ca65-45c1-8328-c30f02d47c1b.jpg?v=1781244597 Filter King 14.5x44.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 44.5 x .75" - FK14.5x44.5x1A-M8-4 Filter King 14.5x44.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 44.5 x .75" - FK14.5x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-44-x-75-fk14-5x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_60c0eb43-8bc8-40a4-89c5-7291428b1ec4.jpg?v=1781244595 Filter King 14.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 44 x .75" - FK14.5x44x1A-M8-4 Filter King 14.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 44 x .75" - FK14.5x44x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-45-5-x-75-fk14-5x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ba1c16e3-011e-4b83-abe2-18f88e647c76.jpg?v=1781244594 Filter King 14.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 45.5 x .75" - FK14.5x45.5x1A-M8-4 Filter King 14.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 45.5 x .75" - FK14.5x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-45-x-75-fk14-5x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6dc4fd44-0b78-4b05-9faa-f0d3580dc234.jpg?v=1781244593 Filter King 14.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 45 x .75" - FK14.5x45x1A-M8-4 Filter King 14.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 45 x .75" - FK14.5x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x46-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-46-5-x-75-fk14-5x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_62fd1d67-e4e5-4581-99ec-f730624c5d61.jpg?v=1781244592 Filter King 14.5x46.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 46.5 x .75) - FK14.5x46.5x1A-M8-4 Filter King 14.5x46.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 46.5 x .75) - FK14.5x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x47-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-47-5-x-75-fk14-5x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ccc41373-0b34-4742-9951-346b18ec0308.jpg?v=1781244591 Filter King 14.5x47.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 47.5 x .75" - FK14.5x47.5x1A-M8-4 Filter King 14.5x47.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 47.5 x .75" - FK14.5x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-47-x-75-fk14-5x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f73d6f4d-4bd1-404e-9b28-784f32d5d414.jpg?v=1781244590 Filter King 14.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 47 x .75" - FK14.5x47x1A-M8-4 Filter King 14.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 47 x .75" - FK14.5x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x48-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-48-5-x-75-fk14-5x48-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_65f3f3ff-6079-43ba-9e61-6709c366b16d.jpg?v=1781244589 Filter King 14.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 48.5 x .75" - FK14.5x48.5x1A-M8-4 Filter King 14.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 48.5 x .75" - FK14.5x48.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-48-x-75-fk14-5x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_02ed3451-0ffd-4b8c-92b3-eed17464c479.jpg?v=1781244589 Filter King 14.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 48 x .75" - FK14.5x48x1A-M8-4 Filter King 14.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 48 x .75" - FK14.5x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-49-5-x-75-fk14-5x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5d62350b-0296-4f34-8752-89abbc2bfb75.jpg?v=1781244590 Filter King 14.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 49.5 x .75" - FK14.5x49.5x1A-M8-4 Filter King 14.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 49.5 x .75" - FK14.5x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-49-x-75-fk14-5x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_83dd2386-5ef2-436e-b0c0-e6c09e6f9dce.jpg?v=1781244587 Filter King 14.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 49 x .75" - FK14.5x49x1A-M8-4 Filter King 14.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 49 x .75" - FK14.5x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-5-5-x-75-fk14-5x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32168418-a00b-4ee7-8e8c-0eb2cfd265aa.jpg?v=1781244586 Filter King 14.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 5.5 x .75" - FK14.5x5.5x1A-M8-4 Filter King 14.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 5.5 x .75" - FK14.5x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-50-x-75-fk14-5x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9726f0ac-637c-4a89-b84a-3757d0728e0a.jpg?v=1781244586 Filter King 14.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 50 x .75" - FK14.5x50x1A-M8-4 Filter King 14.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 50 x .75" - FK14.5x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-51-5-x-75-fk14-5x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_85e77192-0b85-4402-a7bb-85ec72ff5624.jpg?v=1781244585 Filter King 14.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 51.5 x .75" - FK14.5x51.5x1A-M8-4 Filter King 14.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 51.5 x .75" - FK14.5x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-51-x-75-fk14-5x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2973cf65-2c57-4532-94a4-9239d04e658e.jpg?v=1781244584 Filter King 14.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 51 x .75" - FK14.5x51x1A-M8-4 Filter King 14.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 51 x .75" - FK14.5x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-52-x-75-fk14-5x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_556417e4-5285-4555-a55a-0c4a855d1293.jpg?v=1781244583 Filter King 14.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 52 x .75" - FK14.5x52x1A-M8-4 Filter King 14.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 52 x .75" - FK14.5x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x53-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-53-5-x-75-fk14-5x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5eb99508-1ada-4b58-9985-dad78d71f3f1.jpg?v=1781244582 Filter King 14.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 53.5 x .75" - FK14.5x53.5x1A-M8-4 Filter King 14.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 53.5 x .75" - FK14.5x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-53-x-75-fk14-5x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_36afb315-e23a-48ed-ba83-b7051062bc4d.jpg?v=1781244582 Filter King 14.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 53 x .75" - FK14.5x53x1A-M8-4 Filter King 14.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 53 x .75" - FK14.5x53x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x54-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-54-5-x-75-fk14-5x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b25aa8c2-5cfa-4fc8-814e-efcfc9f72767.jpg?v=1781244581 Filter King 14.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54.5 x .75" - FK14.5x54.5x1A-M8-4 Filter King 14.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54.5 x .75" - FK14.5x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-54-x-75-fk14-5x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e1d2789-4907-4f9f-bdeb-e52e83351bf0.jpg?v=1781244580 Filter King 14.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54 x .75" - FK14.5x54x1A-M8 -4 Filter King 14.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54 x .75" - FK14.5x54x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14-5x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-55-5-x-75-fk14-5x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_442d6dc5-0a4f-48fa-bb06-2f429cd73e48.jpg?v=1781244579 Filter King 14.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 55.5 x .75" - FK14.5x55.5x1A-M8-4 Filter King 14.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 55.5 x .75" - FK14.5x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-55-x-75-fk14-5x55x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a118b01-e628-43f1-bd60-e26466aa4c12.jpg?v=1781244579 Filter King 14.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 55 x .75" - FK14.5x55x1A-M8-4 Filter King 14.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 55 x .75" - FK14.5x55x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x56-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-56-5-x-75-fk14-5x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_467a9363-fde8-4e9a-84f9-9fa28b97c890.jpg?v=1781244578 Filter King 14.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 56.5 x .75" - FK14.5x56.5x1A-M8-4 Filter King 14.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 56.5 x .75" - FK14.5x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x57-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-57-5-x-75-fk14-5x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_27574158-690d-446f-8504-017e1a6f0cbb.jpg?v=1781244577 Filter King 14.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 57.5 x .75" - FK14.5x57.5x1A-M8-4 Filter King 14.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 57.5 x .75" - FK14.5x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-57-x-75-fk14-5x57x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_93d0787b-3ce4-41af-8d74-e1ef353d2853.jpg?v=1781244576 Filter King 14.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 57 x .75" - FK14.5x57x1A-M8-4 Filter King 14.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 57 x .75" - FK14.5x57x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-58-x-75-fk14-5x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_002ccfdf-7b2b-4dee-a47a-057ec4c90b35.jpg?v=1781244575 Filter King 14.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 58 x .75" - FK14.5x58x1A-M8-4 Filter King 14.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 58 x .75" - FK14.5x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-59-5-x-75-fk14-5x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d4aea94d-ea2b-449c-99b4-bb553fa029d7.jpg?v=1781244575 Filter King 14.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59.5 x .75" - FK14.5x59.5x1A-M8-4 Filter King 14.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59.5 x .75" - FK14.5x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-59-x-75-fk14-5x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3c584494-8755-4b25-9873-ea32e2e645c7.jpg?v=1781244574 Filter King 14.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59 x .75" - FK14.5x59x1A-M8-4 Filter King 14.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59 x .75" - FK14.5x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-5-x-75-fk14-5x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b6739187-baa6-4d8a-a88c-523566d939b3.jpg?v=1781244573 Filter King 14.5x5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 5 x .75) - FK14.5x5x1A-M8-4 Filter King 14.5x5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 5 x .75) - FK14.5x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-60-5-x-75-fk14-5x60-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2528d327-8d99-40e2-9f73-edc418a1b67e.jpg?v=1781244572 Filter King 14.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 60.5 x .75" - FK14.5x60.5x1A-M8-12 Filter King 14.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 60.5 x .75" - FK14.5x60.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-14-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-60-x-75-fk14-5x60x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e6f85f48-4043-41ef-82d3-a2d17906042e.jpg?v=1781244571 Filter King 14.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 60 x .75" - FK14.5x60x1A-M8-4 Filter King 14.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 60 x .75" - FK14.5x60x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x61-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-61-5-x-75-fk14-5x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f3f11db2-8fc8-4761-94b3-5524087b2f6f.jpg?v=1781244571 Filter King 14.5x61.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 61.5 x .75) - FK14.5x61.5x1A-M8-4 Filter King 14.5x61.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 61.5 x .75) - FK14.5x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-61-x-75-fk14-5x61x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b636685a-2077-4caf-8229-003ccd6bfd47.jpg?v=1781244570 Filter King 14.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 61 x .75" - FK14.5x61x1A-M8-12 Filter King 14.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 61 x .75" - FK14.5x61x1A-M8-12 https://hvacdirectusa.com/products/filter-king-14-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-61-x-75-fk14-5x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e5a15a88-6f14-4566-ab17-9ce235312c31.jpg?v=1781244569 Filter King 14.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 61 x .75" - FK14.5x61x1A-M8-4 Filter King 14.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 61 x .75" - FK14.5x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x62-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-62-5-x-75-fk14-5x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d56fc6c-169d-4039-8b8b-c0acd1350c18.jpg?v=1781244568 Filter King 14.5x62.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 62.5 x .75) - FK14.5x62.5x1A-M8-4 Filter King 14.5x62.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 62.5 x .75) - FK14.5x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-62-x-75-fk14-5x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d29ce580-15c4-4f84-b5bf-05695c87b773.jpg?v=1781244567 Filter King 14.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 62 x .75" - FK14.5x62x1A-M8-4 Filter King 14.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 62 x .75" - FK14.5x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x63-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-63-5-x-75-fk14-5x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_16527fa0-08f3-4d5d-950a-49fddd9cabac.jpg?v=1781244567 Filter King 14.5x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 63.5 x .75" - FK14.5x63.5x1A-M8-4 Filter King 14.5x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 63.5 x .75" - FK14.5x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-63-x-75-fk14-5x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_02ce3e9c-f183-4ea8-a669-5cfcbdef0b0c.jpg?v=1781244566 Filter King 14.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 63 x .75" - FK14.5x63x1A-M8-4 Filter King 14.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 63 x .75" - FK14.5x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x64-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-64-5-x-75-fk14-5x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fc74e551-5586-4c0b-81c3-3c3ebffd80b7.jpg?v=1781244565 Filter King 14.5x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 64.5 x .75" - FK14.5x64.5x1A-M8-4 Filter King 14.5x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 64.5 x .75" - FK14.5x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x65-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-65-5-x-75-fk14-5x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7e9ecdc2-bcf7-4ba1-9973-36e02f1d0ec5.jpg?v=1781244565 Filter King 14.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 65.5 x .75" - FK14.5x65.5x1A-M8-4 Filter King 14.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 65.5 x .75" - FK14.5x65.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-65-x-75-fk14-5x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8e79b5f2-b140-4496-a949-e0258b7aa3d1.jpg?v=1781244564 Filter King 14.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 65 x .75" - FK14.5x65x1A-M8-4 Filter King 14.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 65 x .75" - FK14.5x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x66-5x1-air-filter-4-pack-merv-8-actual-size-14-5-x-66-5-x-75-fk14-5x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e251f457-4817-4dcb-a502-192dc197d90a.jpg?v=1781244563 Filter King 14.5x66.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 66.5 x .75" - FK14.5x66.5x1A-M8-4 Filter King 14.5x66.5x1 Air Filter 4-PACK MERV 8 Actual Size 14.5 x 66.5 x .75" - FK14.5x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-6-x-75-fk14-5x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d7726351-0b80-4271-8d44-792e7f7137d4.jpg?v=1781244563 Filter King 14.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 6 x .75" - FK14.5x6x1A-M8-4 Filter King 14.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 6 x .75" - FK14.5x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x7-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-7-5-x-75-fk14-5x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d8853613-93f0-491a-a627-ae4780d32046.jpg?v=1781244561 Filter King 14.5x7.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 7.5 x .75) - FK14.5x7.5x1A-M8-4 Filter King 14.5x7.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 7.5 x .75) - FK14.5x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x7x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-7-x-75-fk14-5x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_05a671e1-05cf-405b-aa52-e753e88ae5a6.jpg?v=1781244561 Filter King 14.5x7x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 7 x .75) - FK14.5x7x1A-M8-4 Filter King 14.5x7x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 7 x .75) - FK14.5x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x8-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-8-5-x-75-fk14-5x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aa7f582a-c831-4e0e-a63a-9343370d7a5a.jpg?v=1781244560 Filter King 14.5x8.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 8.5 x .75) - FK14.5x8.5x1A-M8-4 Filter King 14.5x8.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 8.5 x .75) - FK14.5x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-8-x-75-fk14-5x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4d54eb5f-8257-49e8-9a33-e7af354f167f.jpg?v=1781244559 Filter King 14.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 8 x .75" - FK14.5x8x1A-M8-4 Filter King 14.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 8 x .75" - FK14.5x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-9-x-75-fk14-5x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e6a36935-99f9-41cf-b4a4-6614fd50b304.jpg?v=1781244558 Filter King 14.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 9 x .75" - FK14.5x9x1A-M8-4 Filter King 14.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 9 x .75" - FK14.5x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-10-x-75-fk14x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8967f922-8e73-4f22-b8a4-01e5f534d8ca.jpg?v=1781244558 Filter King 14x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 10 x .75" - FK14x10x1A-M8-4 Filter King 14x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 10 x .75" - FK14x10x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-11-5-x-75-fk14x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32850e08-3b72-45ce-b8aa-8b7e1198b636.jpg?v=1781244557 Filter King 14x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 11.5 x .75" - FK14x11.5x1A-M8-4 Filter King 14x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 11.5 x .75" - FK14x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-11-x-75-fk14x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cd168dc1-6e3e-4996-9ffa-f4119726c3e6.jpg?v=1781244556 Filter King 14x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 11 x .75" - FK14x11x1A-M8-4 Filter King 14x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 11 x .75" - FK14x11x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-31-5-x-75-fk14x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8a215409-0b32-408f-b7a3-d9e8bf4b606e.jpg?v=1781244555 Filter King 14x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 31.5 x .75" - FK14x13.5x1A-M8 -4 Filter King 14x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 31.5 x .75" - FK14x13.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14x13-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-13-5-x-75-fk14x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ae21dac0-e70b-47e3-9314-6ced30f1d51a.jpg?v=1781244555 Filter King 14x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 13.5 x .75) - FK14x13.5x1A-M8-4 Filter King 14x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 13.5 x .75) - FK14x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-13-x-75-fk14x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3b6d077e-1fe6-4779-a0d6-54b27254ffd4.jpg?v=1781244554 Filter King 14x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 13 x .75" - FK14x13x1A-M8-4 Filter King 14x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 13 x .75" - FK14x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-15-5-x-75-fk14x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f5293a1f-a939-4b70-9f89-c01a7fef467a.jpg?v=1781244553 Filter King 14x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 15.5 x .75" - FK14x15.5x1A-M8-4 Filter King 14x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 15.5 x .75" - FK14x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-14-5-x-75-fk14x15x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_84b122ba-c374-40df-bdd3-76c855b6caf3.jpg?v=1781244552 Filter King 14x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14.5 x .75" - FK14x15x1-M8 - 4 Filter King 14x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14.5 x .75" - FK14x15x1-M8 - 4 https://hvacdirectusa.com/products/filter-king-14x15x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-15-x-75-fk14x15x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_306e5c49-1a57-429b-814d-64028c2a04bf.jpg?v=1781244552 Filter King 14x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 15 x .75) - FK14x15x1-M8-4 Filter King 14x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 15 x .75) - FK14x15x1-M8-4 https://hvacdirectusa.com/products/filter-king-14x15x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-14-5-x-1-75-fk14x15x2-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bd4dbbc7-48d7-498d-bb28-617381cedf23.jpg?v=1781244551 Filter King 14x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14.5 x 1.75" - FK14x15x2-M8 - 4 Filter King 14x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14.5 x 1.75" - FK14x15x2-M8 - 4 https://hvacdirectusa.com/products/filter-king-14x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-16-5-x-75-fk14x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6724d1f2-ec71-448c-bd01-9f867a09bf8b.jpg?v=1781244550 Filter King 14x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 16.5 x .75" - FK14x16.5x1A-M8-4 Filter King 14x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 16.5 x .75" - FK14x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-17-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f75695ef-870c-4db6-b254-da2404a4bc28.jpg?v=1781244549 Filter King 14x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 17.5 x .75" Filter King 14x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 17.5 x .75" https://hvacdirectusa.com/products/filter-king-14x17x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-17-x-75-fk14x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1b6ecc65-4e0d-4840-9497-b0f51a80a85b.jpg?v=1781244548 Filter King 14x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 17 x .75) - FK14x17x1A-M8-4 Filter King 14x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 17 x .75) - FK14x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-18-5-x-75-fk14x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_218974e4-34f3-4e44-93df-4665a7cd2c50.jpg?v=1781244547 Filter King 14x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 18.5 x .75" - FK14x18.5x1A-M8-4 Filter King 14x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 18.5 x .75" - FK14x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-19-5-x-75-fk14x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4d26f965-4bb1-41f7-92cb-8218c7a7ed38.jpg?v=1781244547 Filter King 14x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 19.5 x .75" - FK14x19.5x1A-M8-4 Filter King 14x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 19.5 x .75" - FK14x19.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x19x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-19-x-75-fk14x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8ece6380-5834-42d7-8a00-89f2424b72a2.jpg?v=1781244546 Filter King 14x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 19 x .75) - FK14x19x1A-M8-4 Filter King 14x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 19 x .75) - FK14x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-20-5-x-75-fk14x20-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_509a118b-276b-49ae-ab56-095bb84e502b.jpg?v=1781244545 Filter King 14x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 20.5 x .75" - FK14x20.5x1A-M8 -4 Filter King 14x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 20.5 x .75" - FK14x20.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-21-5-x-75-fk14x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d0a060da-a756-44fa-9898-8fe834b48b1e.jpg?v=1781244545 Filter King 14x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 21.5 x .75" - FK14x21.5x1A-M8-4 Filter King 14x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 21.5 x .75" - FK14x21.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-21-5-x-75-fk14x22x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4af9a08c-5418-4efc-9614-ffbdbb845bc5.jpg?v=1781244544 Filter King 14x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size 13.5 x 21.5 x .75" - FK14x22x1-M8 - 4 Filter King 14x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size 13.5 x 21.5 x .75" - FK14x22x1-M8 - 4 https://hvacdirectusa.com/products/filter-king-14x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-23-x-75-fk14x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a371e708-37f4-41a5-8bd1-295775035646.jpg?v=1781244543 Filter King 14x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 23 x .75" - FK14x23x1A-M8-4 Filter King 14x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 23 x .75" - FK14x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-24-5-x-75-fk14x24-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dbb70fff-b26e-47e7-8e83-e1974046911a.jpg?v=1781244542 Filter King 14x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 24.5 x .75" - FK14x24.5x1A-M8-4 Filter King 14x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 24.5 x .75" - FK14x24.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x25-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-25-5-x-75-fk14x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8fb49ffc-eec9-40db-9078-be3074278b2d.jpg?v=1781244542 Filter King 14x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 25.5 x .75) - FK14x25.5x1A-M8-4 Filter King 14x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 25.5 x .75) - FK14x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-26-5-x-75-fk14x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_720f9150-a140-476c-92a3-a2c7214ef2d4.jpg?v=1781244541 Filter King 14x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26.5 x .75" - FK14x26.5x1A-M8 -4 Filter King 14x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26.5 x .75" - FK14x26.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-14x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-26-5-x-75-fk14x26-5x1a-m8-5 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_66cf6133-6891-43c6-b7bf-e8a24e43e560.jpg?v=1781244540 Filter King 14x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26.5 x .75" - FK14x26.5x1A-M8-4 Filter King 14x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26.5 x .75" - FK14x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-26-x-75-fk14x26x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_885638c6-b121-4b77-b8af-4fd38e2974a2.jpg?v=1781244539 Filter King 14x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26 x .75" - FK14x26x1A-M8-4 Filter King 14x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 26 x .75" - FK14x26x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-25-5-x-75-fk14x26x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dcbdabf7-8cab-4053-b526-55777ec8445c.jpg?v=1781244538 Filter King 14x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75" - FK14x26x1-M8 -4 Filter King 14x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75" - FK14x26x1-M8 -4 https://hvacdirectusa.com/products/filter-king-14x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-28-5-x-75-fk14x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e2501f81-2818-4018-895c-345728067fc9.jpg?v=1781244538 Filter King 14x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 28.5 x .75" - FK14x28.5x1A-M8-4 Filter King 14x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 28.5 x .75" - FK14x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x29-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-29-5-x-75-fk14x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c031c00f-6567-4695-b1c0-e448b3f29f37.jpg?v=1781244537 Filter King 14x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 29.5 x .75) - FK14x29.5x1A-M8-4 Filter King 14x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 29.5 x .75) - FK14x29.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x29x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-29-x-75-fk14x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3619ae91-51d4-4d0e-9bf1-97cc13790aff.jpg?v=1781244536 Filter King 14x29x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 29 x .75) - FK14x29x1A-M8-4 Filter King 14x29x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 29 x .75) - FK14x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-31-x-75-fk14x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f2fa027c-1c02-4fd0-8265-c84b2fbd2bbd.jpg?v=1781244535 Filter King 14x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 31 x .75" - FK14x31x1A-M8-4 Filter King 14x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 31 x .75" - FK14x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x32-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-32-5-x-75-fk14x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a51877e3-6681-4c66-bc80-96b9d82b0f76.jpg?v=1781244535 Filter King 14x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 32.5 x .75) - FK14x32.5x1A-M8-4 Filter King 14x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 32.5 x .75) - FK14x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-32-x-75-fk14x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d6f34173-d86e-4118-98f8-a4e4c5a5bad0.jpg?v=1781244533 Filter King 14x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 32 x .75" - FK14x32x1A-M8-4 Filter King 14x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 32 x .75" - FK14x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x33-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-33-5-x-75-fk14x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6593450d-1f0a-4869-8b57-aba33c1fa4cc.jpg?v=1781244533 Filter King 14x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 33.5 x .75" - FK14x33.5x1A-M8-4 Filter King 14x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 33.5 x .75" - FK14x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-33-x-75-fk14x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e8f5ba0e-5d01-4853-a045-9bca7d0f4abc.jpg?v=1781244532 Filter King 14x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 33 x .75" - FK14x33x1A-M8-4 Filter King 14x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 33 x .75" - FK14x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x34-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-34-5-x-75-fk14x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9f372231-37f2-4444-a48b-f85d04bcc4a8.jpg?v=1781244531 Filter King 14x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 34.5 x .75" - FK14x34.5x1A-M8-4 Filter King 14x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 34.5 x .75" - FK14x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-34-x-75-fk14x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_631668f0-ee13-4be3-b1e7-747542bc3b72.jpg?v=1781244530 Filter King 14x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 34 x .75" - FK14x34x1A-M8-4 Filter King 14x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 34 x .75" - FK14x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x35-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-35-5-x-75-fk14x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_341251f5-e52f-43a2-b156-8ee6b7be6764.jpg?v=1781244530 Filter King 14x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 35.5 x .75) - FK14x35.5x1A-M8-4 Filter King 14x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 35.5 x .75) - FK14x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x35x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-35-x-75-fk14x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b9fe1e0d-f5da-4c93-a525-cac571a9117f.jpg?v=1781244529 Filter King 14x35x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 35 x .75) - FK14x35x1A-M8-4 Filter King 14x35x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 35 x .75) - FK14x35x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-36-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3389dd4e-05ae-437d-a2c7-5b25ff9ebaab.jpg?v=1781244528 Filter King 14x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 36.5 x .75" - Filter King 14x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 36.5 x .75" - https://hvacdirectusa.com/products/filter-king-14x37-5x1-air-filter-4-pack-merv-8-actual-size-14-x-37-5-x-75-fk14x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb4ae2a2-b81c-490a-8de5-a759c26baadd.jpg?v=1781244527 Filter King 14x37.5x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 37.5 x .75" - FK14x37.5x1A-M8-4 Filter King 14x37.5x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 37.5 x .75" - FK14x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-37-x-75-fk14x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7040dcf5-7db3-429e-9e4a-57f641e0d3c5.jpg?v=1781244527 Filter King 14x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 37 x .75" - FK14x37x1A-M8-4 Filter King 14x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 37 x .75" - FK14x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x38-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-38-5-x-75-fk14x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6128cd83-616d-46e7-b833-73e6aee40b9a.jpg?v=1781244526 Filter King 14x38.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 38.5 x .75) - FK14x38.5x1A-M8-4 Filter King 14x38.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 38.5 x .75) - FK14x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-38-x-75-fk14x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_243e5941-df3e-47ab-8a5c-f5b242366b08.jpg?v=1781244525 Filter King 14x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 38 x .75" - FK14x38x1A-M8-4 Filter King 14x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 38 x .75" - FK14x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-39-5-x-75-fk14x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c38d0907-1cc6-4475-9496-574b9bbc821a.jpg?v=1781244524 Filter King 14x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 39.5 x .75" - FK14x39.5x1A-M8-4 Filter King 14x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 39.5 x .75" - FK14x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x40-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-40-5-x-75-fk14x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_767982e6-8155-4d7a-a38f-f607daba32a9.jpg?v=1781244523 Filter King 14x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 40.5 x .75" - FK14x40.5x1A-M8-4 Filter King 14x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 40.5 x .75" - FK14x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-40-x-75-fk14x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b5b525a2-7a45-48ab-b975-b184c9b689c3.jpg?v=1781244523 Filter King 14x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 40 x .75" - FK14x40x1A-M8-4 Filter King 14x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 40 x .75" - FK14x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-42-5-x-75-fk14x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0276c9ff-8178-4ab2-84d4-65b32f782a74.jpg?v=1781244522 Filter King 14x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 42.5 x .75" - FK14x42.5x1A-M8-4 Filter King 14x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 42.5 x .75" - FK14x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-42-x-75-fk14x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1d4a6c1d-7843-4954-b8d3-87e30e8df3b0.jpg?v=1781244521 Filter King 14x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 42 x .75" - FK14x42x1A-M8-4 Filter King 14x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 42 x .75" - FK14x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x43-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-43-5-x-75-fk14x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_59dba8cb-a478-4cf4-ab35-73173f80556c.jpg?v=1781244520 Filter King 14x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 43.5 x .75" - FK14x43.5x1A-M8-4 Filter King 14x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 43.5 x .75" - FK14x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x43x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-43-x-75-fk14x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6efb8810-2d87-4aed-a084-6817d55353db.jpg?v=1781244520 Filter King 14x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 43 x .75) - FK14x43x1A-M8-4 Filter King 14x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 43 x .75) - FK14x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-44-5-x-75-fk14x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_905b9464-efde-4c10-bf27-59b98a31ea59.jpg?v=1781244519 Filter King 14x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 44.5 x .75" - FK14x44.5x1A-M8-4 Filter King 14x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 44.5 x .75" - FK14x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-45-x-75-fk14x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7ff03e77-0dba-466b-ba36-671e0f2d15d9.jpg?v=1781244518 Filter King 14x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 45 x .75" - FK14x45x1A-M8-4 Filter King 14x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 45 x .75" - FK14x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x46x1-air-filter-4-pack-merv-8-actual-size-14-x-46-x-75-fk14x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_51b3e326-b7af-4159-92f5-a972f4b50049.jpg?v=1781244518 Filter King 14x46x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 46 x .75" - FK14x46x1A-M8-4 Filter King 14x46x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 46 x .75" - FK14x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-47-5-x-75-fk14x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0f01e536-6f04-44de-936a-387bf04f6792.jpg?v=1781244516 Filter King 14x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47.5 x .75" -FK14x47.5x1A-M8-4 Filter King 14x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47.5 x .75" -FK14x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-47-x-75-fk14x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5c384992-07f9-4b67-813c-e57a6f7d191e.jpg?v=1781244516 Filter King 14x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47 x .75" - FK14x47x1A-M8-4 Filter King 14x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47 x .75" - FK14x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x48-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-48-5-x-75-fk14x48-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_04a21a11-e3ef-42e2-9f25-d893fd5db275.jpg?v=1781244509 Filter King 14x48.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 48.5 x .75) - FK14x48.5x1A-M8-4 Filter King 14x48.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 48.5 x .75) - FK14x48.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-48-x-75-fk14x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_55c113ba-a3ab-4c11-b45f-6877abe1cc3c.jpg?v=1781244508 Filter King 14x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 48 x .75" - FK14x48x1A-M8-4 Filter King 14x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 48 x .75" - FK14x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-49-5-x-75-fk14x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4af4442a-39c0-43e2-aea9-fa2a10da6ae3.jpg?v=1781244507 Filter King 14x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49.5 x .75" - FK14x49.5x1A-M8-4 Filter King 14x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49.5 x .75" - FK14x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-49-5-x-75-fk14x49-5x1a-m8-5 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_67cab59b-07b9-4518-a2c1-a73d7260d5b0.jpg?v=1781244506 Filter King 14x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49.5 x .75" - FK14x49.5x1A-M8-4 Filter King 14x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49.5 x .75" - FK14x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-49-x-75-fk14x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ae868fa8-96db-4e25-a366-30ca1c1a1baf.jpg?v=1781244505 Filter King 14x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49 x .75" - FK14x49x1A-M8-4 Filter King 14x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 49 x .75" - FK14x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-5-5-x-75-fk14x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d8c278eb-ea20-4ad3-ab13-8bc16228b35f.jpg?v=1781244504 Filter King 14x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 5.5 x .75" - FK14x5.5x1A-M8-4 Filter King 14x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 5.5 x .75" - FK14x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x50-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-50-5-x-75-fk14x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2a16d606-c74d-4bd8-aa35-ad3d1419500a.jpg?v=1781244503 Filter King 14x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 50.5 x .75" - FK14x50.5x1A-M8-4 Filter King 14x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 50.5 x .75" - FK14x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x50x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-50-x-75-fk14x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e6f6e8f7-943f-466d-b069-39a12e962755.jpg?v=1781244502 Filter King 14x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 50 x .75) - FK14x50x1A-M8-4 Filter King 14x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 50 x .75) - FK14x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-51-5-x-75-fk14x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7d4a38d0-b9e4-4425-b600-4d0978d71d2d.jpg?v=1781244502 Filter King 14x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 51.5 x .75" - FK14x51.5x1A-M8-4 Filter King 14x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 51.5 x .75" - FK14x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-51-x-75-fk14x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_24d55249-ad31-452c-9fa2-0a3c951514e1.jpg?v=1781244500 Filter King 14x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 51 x .75" - FK14x51x1A-M8-4 Filter King 14x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 51 x .75" - FK14x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-52-5-x-75-fk14x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e8b62614-2ea2-4bc0-9cff-511dac146d0a.jpg?v=1781244499 Filter King 14x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 52.5 x .75" - FK14x52.5x1A-M8-4 Filter King 14x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 52.5 x .75" - FK14x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-52-x-75-fk14x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_43903084-0185-4a5e-8b2b-a53a22fad297.jpg?v=1781244498 Filter King 14x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 52 x .75" - FK14x52x1A-M8-4 Filter King 14x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 52 x .75" - FK14x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x53-5x1-air-filter-4-pack-merv-8-actual-size-14-x-53-5-x-75-fk14x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a90afec6-a9e2-4751-8c5b-542e7466dcd6.jpg?v=1781244498 Filter King 14x53.5x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 53.5 x .75" - FK14x53.5x1A-M8-4 Filter King 14x53.5x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 53.5 x .75" - FK14x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-53-x-75-fk14x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b519fcd5-95e1-4ab3-ba48-ade75838dad1.jpg?v=1781244497 Filter King 14x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 53 x .75" - FK14x53x1A-M8-4 Filter King 14x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 53 x .75" - FK14x53x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x54-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-54-5-x-75-fk14x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6932b16c-7e4c-4689-bec9-7d1d8580edba.jpg?v=1781244496 Filter King 14x54.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 54.5 x .75) - FK14x54.5x1A-M8-4 Filter King 14x54.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 54.5 x .75) - FK14x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-54-x-75-fk14x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c260756f-71f7-4e77-bb8d-31f0518de062.jpg?v=1781244495 Filter King 14x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 54 x .75" - FK14x54x1A-M8-4 Filter King 14x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 54 x .75" - FK14x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-55-5-x-75-fk14x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c7f1fedb-d994-4aac-985d-1d569d9a537b.jpg?v=1781244494 Filter King 14x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 55.5 x .75" - FK14x55.5x1A-M8-4 Filter King 14x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 55.5 x .75" - FK14x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x55x1-air-filter-4-pack-merv-8-actual-size-14-x-55-x-75-fk14x55x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a8e39fce-7c5d-43fa-9f4f-9157849865a3.jpg?v=1781244493 Filter King 14x55x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 55 x .75" - FK14x55x1A-M8-4 Filter King 14x55x1 Air Filter 4-PACK MERV 8 Actual Size 14 x 55 x .75" - FK14x55x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x56-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-56-5-x-75-fk14x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dab55db9-3083-429c-be91-92d97b736d64.jpg?v=1781244492 Filter King 14x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 56.5 x .75) - FK14x56.5x1A-M8-4 Filter King 14x56.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 56.5 x .75) - FK14x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x57-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-57-5-x-75-fk14x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c9af7241-89ae-42e2-a472-cc09bb45fbd9.jpg?v=1781244491 Filter King 14x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 57.5 x .75" - FK14x57.5x1A-M8-4 Filter King 14x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 57.5 x .75" - FK14x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-58-5-x-75-fk14x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ec345c04-0dfc-42f2-b6d0-46fd2e04007d.jpg?v=1781244490 Filter King 14x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 58.5 x .75" - FK14x58.5x1A-M8-4 Filter King 14x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 58.5 x .75" - FK14x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x58x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-58-x-75-fk14x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_39d50a75-7720-4adb-80b4-5ee8e26d37b7.jpg?v=1781244489 Filter King 14x58x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 58 x .75) - FK14x58x1A-M8-4 Filter King 14x58x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 58 x .75) - FK14x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-59-5-x-75-fk14x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb91a7dd-cac1-4a22-b51a-1780ee246879.jpg?v=1781244488 Filter King 14x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 59.5 x .75" - FK14x59.5x1A-M8-4 Filter King 14x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 59.5 x .75" - FK14x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-59-x-75-fk14x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4b366ee8-bb4a-48cb-a59a-85adde8f5f44.jpg?v=1781244487 Filter King 14x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 59 x .75" - FK14x59x1A-M8-4 Filter King 14x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 59 x .75" - FK14x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-5-x-75-fk14x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_24b97133-e8c7-4bb9-8253-373957f091e6.jpg?v=1781244486 Filter King 14x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 5 x .75" - FK14x5x1A-M8-4 Filter King 14x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 5 x .75" - FK14x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x6-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-6-5-x-75-fk14x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e1ce39b-ddeb-4fa9-b5f4-c02d06f51d37.jpg?v=1781244485 Filter King 14x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6.5 x .75" - FK14x6.5x1A-M8-4 Filter King 14x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6.5 x .75" - FK14x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-60-x-75-fk14x60x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_02b56bdc-1abe-4ec8-bcfc-981b2a8c2518.jpg?v=1781244484 Filter King 14x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 60 x .75" - FK14x60x1A-M8-4 Filter King 14x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 60 x .75" - FK14x60x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-61-x-75-fk14x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b12041e6-1b60-4126-8602-c13ebb9ab276.jpg?v=1781244483 Filter King 14x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 61 x .75" - FK14x61x1A-M8-4 Filter King 14x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 61 x .75" - FK14x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x62-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-62-5-x-75-fk14x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_87955391-6d8b-493e-9f40-a255b43cdc94.jpg?v=1781244483 Filter King 14x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 62.5 x .75" - FK14x62.5x1A-M8-4 Filter King 14x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 62.5 x .75" - FK14x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x62x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-62-x-75-fk14x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_131e04af-bc8d-471d-8817-1023a0b756fd.jpg?v=1781244481 Filter King 14x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 62 x .75) - FK14x62x1A-M8-4 Filter King 14x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 62 x .75) - FK14x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x63-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-63-5-x-75-fk14x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_90e90b21-d90a-41ba-bc71-9531ce8ab180.jpg?v=1781244480 Filter King 14x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 63.5 x .75" - FK14x63.5x1A-M8-4 Filter King 14x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 63.5 x .75" - FK14x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-63-x-75-fk14x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5a2f9bba-9838-45b9-a435-151f61083730.jpg?v=1781244479 Filter King 14x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 63 x .75" - FK14x63x1A-M8-4 Filter King 14x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 63 x .75" - FK14x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x64-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-64-5-x-75-fk14x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e2a13600-f16f-40c4-ab4b-b34fd40eaf5b.jpg?v=1781244478 Filter King 14x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 64.5 x .75" - FK14x64.5x1A-M8-4 Filter King 14x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 64.5 x .75" - FK14x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x65-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-65-5-x-75-fk14x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d56df35b-5e97-498c-a086-353c3f1e0f80.jpg?v=1781244477 Filter King 14x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 65.5 x .75" - FK14x65.5x1A-M8- 4 Filter King 14x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 65.5 x .75" - FK14x65.5x1A-M8- 4 https://hvacdirectusa.com/products/filter-king-14x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-66-5-x-75-fk14x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_147f0d1d-f690-4cc5-b36c-bc34afe84bf9.jpg?v=1781244476 Filter King 14x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 66.5 x .75" - FK14x66.5x1A-M8-4 Filter King 14x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 66.5 x .75" - FK14x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-66-x-75-fk14x66x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c41b0543-d8a2-493a-976a-395cbe8eb979.jpg?v=1781244476 Filter King 14x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 66 x .75" - FK14x66x1A-M8-4 Filter King 14x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 66 x .75" - FK14x66x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-6-x-77 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bcaaafcd-de3d-4acb-8d6d-fc3e127f0b55.jpg?v=1781244474 Filter King 14x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75" Filter King 14x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75" https://hvacdirectusa.com/products/filter-king-14x6x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-6-x-75-fk14x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_45bd5108-d141-468d-981a-ad223d510f25.jpg?v=1781244473 Filter King 14x6x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75" - FK14x6x1A-M8 -3 Filter King 14x6x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75" - FK14x6x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-14x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-7-5-x-75-fk14x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_aaac6551-2eb5-46f7-af0f-d486ce0c0b30.jpg?v=1781244472 Filter King 14x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 7.5 x .75" - FK14x7.5x1A-M8-4 Filter King 14x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 7.5 x .75" - FK14x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-8-x-75-fk14x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_035fdd31-ff6f-4255-9b42-fd6444fcbd0a.jpg?v=1781244471 Filter King 14x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 8 x .75" - FK14x8x1A-M8-4 Filter King 14x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 8 x .75" - FK14x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x9-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-x-9-5-x-75-fk14x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_04059ab3-6df4-46de-a27e-d64342353d41.jpg?v=1781244470 Filter King 14x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 9.5 x .75) - FK14x9.5x1A-M8-4 Filter King 14x9.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14 x 9.5 x .75) - FK14x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-14x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-9-x-75-fk14x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e19d2863-03f7-4335-ac6d-07cf621fa099.jpg?v=1781244470 Filter King 14x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 9 x .75" - FK14x9x1A-M8-4 Filter King 14x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 9 x .75" - FK14x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x10-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-10-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_77b21915-4fdf-403a-b97c-b9008befc7be.jpg?v=1781244469 Filter King 15.5x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 10.5 x .75) Filter King 15.5x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 10.5 x .75) https://hvacdirectusa.com/products/filter-king-15-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-10-x-75-fk15-5x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b49f990d-2662-4003-b6fd-6a3beeddfe6b.jpg?v=1781244467 Filter King 15.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 10 x .75" - FK15.5x10x1A-M8-4 Filter King 15.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 10 x .75" - FK15.5x10x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-11-x-75-fk15-5x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f05ed3af-0b59-4719-b186-814e3c88bb7a.jpg?v=1781244466 Filter King 15.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 11 x .75" - FK15.5x11x1A-M8-4 Filter King 15.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 11 x .75" - FK15.5x11x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-12-x-75-fk15-5x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9035875d-7b62-4fca-a33c-f3d9a3f0dd36.jpg?v=1781244466 Filter King 15.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 12 x .75" - FK15.5x12x1A-M8-4 Filter King 15.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 12 x .75" - FK15.5x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b0458b92-45e1-4ec8-8449-293cbd82e937.jpg?v=1781244465 Filter King 15.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75" Filter King 15.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-13-x-75-fk15-5x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7d34a215-8619-4bfb-9121-18d6ccd0c005.jpg?v=1781244464 Filter King 15.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 13 x .75" - FK15.5x13x1A-M8-4 Filter King 15.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 13 x .75" - FK15.5x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x14-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-14-5-x-75-fk15-5x14-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e707cad5-090f-462c-ac30-2e12b9e3f10b.jpg?v=1781244462 Filter King 15.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14.5 x .75" - FK15.5x14.5x1A-M8 -4 Filter King 15.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14.5 x .75" - FK15.5x14.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x14-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-14-5-x-75-fk15-5x14-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_841eea0b-c945-4c94-8088-192ee73a5773.jpg?v=1781244460 Filter King 15.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14.5 x .75" - FK15.5x14.5x1A-M8-12 Filter King 15.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14.5 x .75" - FK15.5x14.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-14-x-75-fk15-5x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f8ab2b5e-3622-41eb-84d8-81a13499fed3.jpg?v=1781244459 Filter King 15.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14 x .75" - FK15.5x14x1A-M8-4 Filter King 15.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 14 x .75" - FK15.5x14x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-15-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d52a514e-fdde-46e8-81bb-931f6773b094.jpg?v=1781244458 Filter King 15.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75" Filter King 15.5x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x15-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-15-5-x-75-fk15-5x15-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9ce3f132-ee1b-4de1-b3bf-d19842b270aa.jpg?v=1781244456 Filter King 15.5x15.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75" - FK15.5x15.5x1A-M8-3 Filter King 15.5x15.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75" - FK15.5x15.5x1A-M8-3 https://hvacdirectusa.com/products/filter-king-15-5x15x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-15-x-75-fk15-5x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4595d91e-df03-4f0d-bf63-5e17f0341bc3.jpg?v=1781244455 Filter King 15.5x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 15 x .75) - FK15.5x15x1A-M8-4 Filter King 15.5x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 15 x .75) - FK15.5x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x16-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-16-5-x-75-fk15-5x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0f83b16a-f038-49d2-beaa-84e78ac5452c.jpg?v=1781244453 Filter King 15.5x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 16.5 x .75) - FK15.5x16.5x1A-M8-4 Filter King 15.5x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 16.5 x .75) - FK15.5x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x17-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-17-5-x-75-fk15-5x17-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_634128c7-6ac5-4cb5-8e38-0e0f4ef27589.jpg?v=1781244452 Filter King 15.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75" - FK15.5x17.5x1A-M8 -3 Filter King 15.5x17.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75" - FK15.5x17.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-17-5-x-75-fk15-5x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_233ed9bc-7fde-4ff4-bb50-f98c3ae4f7dd.jpg?v=1781244451 Filter King 15.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75" - FK15.5x17.5x1A-M8 -4 Filter King 15.5x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75" - FK15.5x17.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-17-x-75-fk15-5x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_87b06d2a-4504-4564-9f00-724bcd73bba1.jpg?v=1781244449 Filter King 15.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17 x .75" - FK15.5x17x1A-M8-4 Filter King 15.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17 x .75" - FK15.5x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-18-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_77787f31-7734-429f-8fac-695b285307c6.jpg?v=1781244448 Filter King 15.5x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75" Filter King 15.5x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x18-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-18-5-x-75-fk15-5x18-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_21f7edaa-845b-4169-9ed2-77c0c94f88ac.jpg?v=1781244446 Filter King 15.5x18.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75" - FK15.5x18.5x1A-M8 -3 Filter King 15.5x18.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75" - FK15.5x18.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-18-x-75-fk15-5x18x1a-m8 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_be649fa0-5c92-4eb7-8339-ca595b10609c.jpg?v=1781244445 Filter King 15.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18 x .75" - FK15.5x18x1A-M8 Filter King 15.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18 x .75" - FK15.5x18x1A-M8 https://hvacdirectusa.com/products/filter-king-15-5x19-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-75-fk15-5x19-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a9472fa5-e6fd-433c-80c6-d856d649a1e0.jpg?v=1781244444 Filter King 15.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75" - FK15.5x19.5x1A-M8 -3 Filter King 15.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75" - FK15.5x19.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x19-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-1-75-fk15-5x19-5x2a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b796c159-7b6f-4abe-b373-ee60340ec414.jpg?v=1781244443 Filter King 15.5x19.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 1.75" - FK15.5x19.5x2A-M8 - 4 Filter King 15.5x19.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 1.75" - FK15.5x19.5x2A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15-5x19-5x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-3-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb6cfbf1-0e32-40ba-8fb8-7a7261c4440f.jpg?v=1781244443 Filter King 15.5x19.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75" Filter King 15.5x19.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75" https://hvacdirectusa.com/products/filter-king-15-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-x-75-fk15-5x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2b6fc779-37eb-46a9-bce1-6c50a78d8ed5.jpg?v=1781244441 Filter King 15.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19 x .75" - FK15.5x19x1A-M8-4 Filter King 15.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19 x .75" - FK15.5x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-20-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_074c0325-be05-452f-a8ff-32bbcb346086.jpg?v=1781244440 Filter King 15.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20.5 x .75" Filter King 15.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-20-x-75-fk15-5x20x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e0fe0cf-1404-4a3b-825b-f25b6c090085.jpg?v=1781244439 Filter King 15.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20 x .75" - FK15.5x20x1A-M8-4 Filter King 15.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20 x .75" - FK15.5x20x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x21-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-21-5-x-75-fk15-5x21-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a84b194-d7e1-4475-90c0-be684c145147.jpg?v=1781244438 Filter King 15.5x21.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75" - FK15.5x21.5x1A-M8 -3 Filter King 15.5x21.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75" - FK15.5x21.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-21-5-x-75-fk15-5x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_43f6f386-a5a8-474c-b8b8-b09fae2ea8fa.jpg?v=1781244437 Filter King 15.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75" - FK15.5x21.5x1A-M8 -4 Filter King 15.5x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75" - FK15.5x21.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-21-x-75-fk15-5x21x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ab55542d-423c-4cde-9b8e-5e61fb657290.jpg?v=1781244436 Filter King 15.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21 x .75" - FK15.5x21x1A-M8-4 Filter King 15.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21 x .75" - FK15.5x21x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x22-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-22-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1071925b-7387-438c-bbbc-03761d0e6729.jpg?v=1781244435 Filter King 15.5x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x .75" Filter King 15.5x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x22x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-22-x-75-fk15-5x22x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5beddf56-126c-480e-a929-bbc7b1778d1f.jpg?v=1781244434 Filter King 15.5x22x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 22 x .75) - FK15.5x22x1A-M8-4 Filter King 15.5x22x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 22 x .75) - FK15.5x22x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-5-x-76 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5ac2718a-99ca-435e-bdba-70721d00c4c7.jpg?v=1781244433 Filter King 15.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75" Filter King 15.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x23-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-5-x-75-fk15-5x23-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c2fc9d56-910e-44ff-866e-714c2eb6b60f.jpg?v=1781244432 Filter King 15.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75" - FK15.5x23.5x1A-M8 -3 Filter King 15.5x23.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75" - FK15.5x23.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x23-5x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-5-x-3-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ef209e71-0dde-4d9f-bd01-94340f86b2a1.jpg?v=1781244431 Filter King 15.5x23.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x 3.75 Filter King 15.5x23.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x 3.75 https://hvacdirectusa.com/products/filter-king-15-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-x-75-fk15-5x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0706b830-c3f7-41e3-ab63-835f6ecce138.jpg?v=1781244430 Filter King 15.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23 x .75" - FK15.5x23x1A-M8-4 Filter King 15.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23 x .75" - FK15.5x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1a9e339e-08c6-49d5-b0bf-1193b4badf08.jpg?v=1781244429 Filter King 15.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75" Filter King 15.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x24-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-75-fk15-5x24-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d8a3a59e-ab37-4aa0-8f2e-040a3fd65b13.jpg?v=1781244428 Filter King 15.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75" - FK15.5x24.5x1A-M8 -3 Filter King 15.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75" - FK15.5x24.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x24-5x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-3-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8843e448-d915-4f49-b8b2-d8045d869c89.jpg?v=1781244427 Filter King 15.5x24.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 3.75" Filter King 15.5x24.5x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 3.75" https://hvacdirectusa.com/products/filter-king-15-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-x-75-fk15-5x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1982191f-2e6f-4e65-bbe9-c956a6aed5b2.jpg?v=1781244426 Filter King 15.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24 x .75" - FK15.5x24x1A-M8-4 Filter King 15.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24 x .75" - FK15.5x24x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x25-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-25-5-x-75-fk15-5x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_53403190-13e9-40ca-9610-fa0aa476af4a.jpg?v=1781244425 Filter King 15.5x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 25.5 x .75) - FK15.5x25.5x1A-M8-4 Filter King 15.5x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 25.5 x .75) - FK15.5x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-25-x-75-fk15-5x25x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_95cbb1b9-6c9a-44de-bc39-b945f1dd92a8.jpg?v=1781244424 Filter King 15.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 25 x .75" - FK15.5x25x1A-M8-4 Filter King 15.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 25 x .75" - FK15.5x25x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-26-5-x-75-fk15-5x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e9ed8fd3-886e-4e50-aba4-357ef98705a1.jpg?v=1781244423 Filter King 15.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 26.5 x .75" - FK15.5x26.5x1A-M8- 4 Filter King 15.5x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 26.5 x .75" - FK15.5x26.5x1A-M8- 4 https://hvacdirectusa.com/products/filter-king-15-5x27-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk15-5x27-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_380c5389-7a9b-4731-b298-843721954fad.jpg?v=1781244423 Filter King 15.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK15.5x27.5x1A-M8 - 4 Filter King 15.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK15.5x27.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-x-75-fk15-5x27x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dfec52a9-b10b-45e4-9c55-948b277176d7.jpg?v=1781244422 Filter King 15.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27 x .75" - FK15.5x27x1A-M8-4 Filter King 15.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27 x .75" - FK15.5x27x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-28-5-x-75-fk15-5x28-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_397556d3-c66d-40d4-99b1-056e96f7f33f.jpg?v=1781244418 Filter King 15.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 28.5 x .75" - FK15.5x28.5x1A-M8-12 Filter King 15.5x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 28.5 x .75" - FK15.5x28.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15-5x28x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-28-x-75-fk15-5x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ab54e569-42f3-456c-87fe-26db8bb98a1a.jpg?v=1781244417 Filter King 15.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 28 x .75) - FK15.5x28x1A-M8-4 Filter King 15.5x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 28 x .75) - FK15.5x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-5-x-75-fk15-5x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3b887ba6-5e96-4290-933e-26a330ff19c8.jpg?v=1781244417 Filter King 15.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x .75" - FK15.5x29.5x1A-M8 -4 Filter King 15.5x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x .75" - FK15.5x29.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x29-5x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-5-x-1-75-fk15-5x29-5x2a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_72eb9767-6251-49f2-8d18-f2d4297752ae.jpg?v=1781244416 Filter King 15.5x29.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75" - FK15.5x29.5x2A-M8 - 4 Filter King 15.5x29.5x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75" - FK15.5x29.5x2A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a4475499-40de-4e23-b959-063982c70e47.jpg?v=1781244415 Filter King 15.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x .75" Filter King 15.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x .75" https://hvacdirectusa.com/products/filter-king-15-5x30-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-30-5-x-75-fk15-5x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a34f0dc5-ebf2-4702-a552-747b0c0aa69a.jpg?v=1781244415 Filter King 15.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 30.5 x .75" - FK15.5x30.5x1A-M8-4 Filter King 15.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 30.5 x .75" - FK15.5x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x30x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-30-x-75-fk15-5x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4662cd64-a4ba-4cd5-bc57-bc32891d332b.jpg?v=1781244414 Filter King 15.5x30x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 30 x .75) - FK15.5x30x1A-M8-4 Filter King 15.5x30x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 30 x .75) - FK15.5x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-31-5-x-76 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_249e2425-3b67-45dd-a601-ebe11031c580.jpg?v=1781244413 Filter King 15.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" Filter King 15.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" https://hvacdirectusa.com/products/filter-king-15-5x31-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-31-5-x-75-fk15-5x31-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8a7c3e3a-9fd5-4130-a04a-15d606fd2b1c.jpg?v=1781244412 Filter King 15.5x31.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" - FK15.5x31.5x1A-M8 -3 Filter King 15.5x31.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" - FK15.5x31.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x31x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-31-x-75-fk15-5x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_402dcde0-dc6b-475a-8b5a-b04c4e925ddd.jpg?v=1781244412 Filter King 15.5x31x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 31 x .75) - FK15.5x31x1A-M8-4 Filter King 15.5x31x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 31 x .75) - FK15.5x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-32-5-x-75-fk15-5x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1c2c197b-f6ed-46cf-9020-dd7a7324736d.jpg?v=1781244411 Filter King 15.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 32.5 x .75" - FK15.5x32.5x1A-M8-4 Filter King 15.5x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 32.5 x .75" - FK15.5x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x33-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-33-5-x-75-fk15-5x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fdd36322-619e-421d-862a-d17007af3d9e.jpg?v=1781244410 Filter King 15.5x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33.5 x .75" - FK15.5x33.5x1A-M8-4 Filter King 15.5x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33.5 x .75" - FK15.5x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-33-x-75-fk15-5x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ebab8137-4763-4ab8-8f65-cba0d2f62f2b.jpg?v=1781244409 Filter King 15.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33 x .75" - FK15.5x33x1A-M8-4 Filter King 15.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33 x .75" - FK15.5x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x34-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-34-5-x-75-fk15-5x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a55d1704-f741-452a-ae3d-a5eacc13dd66.jpg?v=1781244408 Filter King 15.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 34.5 x .75" - FK15.5x34.5x1A-M8-4 Filter King 15.5x34.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 34.5 x .75" - FK15.5x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-34-x-75-fk15-5x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d42e0974-a967-466c-bf06-178d30a1fd5f.jpg?v=1781244407 Filter King 15.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 34 x .75" - FK15.5x34x1A-M8-4 Filter King 15.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 34 x .75" - FK15.5x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x35-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-5-x-75-fk15-5x35-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5ea5ffd5-9933-46a7-af82-d4c4053d7115.jpg?v=1781244407 Filter King 15.5x35.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75" - FK15.5x35.5x1A-M8 -3 Filter King 15.5x35.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75" - FK15.5x35.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-15-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-x-75-fk15-5x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ac73d098-2678-4a83-a18c-9e4531df34dc.jpg?v=1781244406 Filter King 15.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35 x .75" - FK15.5x35x1A-M8 -4 Filter King 15.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35 x .75" - FK15.5x35x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-36-5-x-75-fk15-5x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8bcbb289-d374-4d93-b070-19983ab5c0ba.jpg?v=1781244405 Filter King 15.5x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 36.5 x .75" - FK15.5x36.5x1A-M8-4 Filter King 15.5x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 36.5 x .75" - FK15.5x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x36x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-36-x-75-fk15-5x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c4c60752-f543-4a6d-af8a-dd937d0aac9b.jpg?v=1781244404 Filter King 15.5x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 36 x .75) - FK15.5x36x1A-M8-4 Filter King 15.5x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 36 x .75) - FK15.5x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-37-5-x-75-fk15-5x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d332b8b7-56d0-40db-9058-800210c59f37.jpg?v=1781244403 Filter King 15.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 37.5 x .75" - FK15.5x37.5x1A-M8-4 Filter King 15.5x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 37.5 x .75" - FK15.5x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-37-x-75-fk15-5x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_772c5e6e-559f-46bc-889b-6e3772235d0c.jpg?v=1781244401 Filter King 15.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 37 x .75" - FK15.5x37x1A-M8-4 Filter King 15.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 37 x .75" - FK15.5x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-38-x-75-fk15-5x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bacbcc2f-6dff-4430-ae5c-da9c70e034f4.jpg?v=1781244399 Filter King 15.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 38 x .75" - FK15.5x38x1A-M8 -4 Filter King 15.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 38 x .75" - FK15.5x38x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-39-5-x-75-fk15-5x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bb5e2b45-ed26-4c00-9733-d2245213016b.jpg?v=1781244398 Filter King 15.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 39.5 x .75" - FK15.5x39.5x1A-M8-4 Filter King 15.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 39.5 x .75" - FK15.5x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-4-5-x-75-fk15-5x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_58a440bb-0e40-45d3-a0b3-0b5157cc4e90.jpg?v=1781244397 Filter King 15.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 4.5 x .75" - FK15.5x4.5x1A-M8-4 Filter King 15.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 4.5 x .75" - FK15.5x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x40-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-40-5-x-75-fk15-5x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dc3dfff3-373e-4832-9bd6-a7a5c7dd4339.jpg?v=1781244396 Filter King 15.5x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 40.5 x .75" - FK15.5x40.5x1A-M8-4 Filter King 15.5x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 40.5 x .75" - FK15.5x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-40-x-75-fk15-5x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_89caa16c-7ace-4232-bf89-7fc40db5076e.jpg?v=1781244395 Filter King 15.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 40 x .75" - FK15.5x40x1A-M8-4 Filter King 15.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 40 x .75" - FK15.5x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x41-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-41-5-x-75-fk15-5x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2727e611-9343-4f70-bd06-a162d4a6be3f.jpg?v=1781244393 Filter King 15.5x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 41.5 x .75" - FK15.5x41.5x1A-M8-4 Filter King 15.5x41.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 41.5 x .75" - FK15.5x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-41-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8d34065c-84e4-4a0d-8c74-41e0b1887c1e.jpg?v=1781244392 Filter King 15.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 41 x .75" Filter King 15.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 41 x .75" https://hvacdirectusa.com/products/filter-king-15-5x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-42-5-x-75-fk15-5x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7a5c22ef-ba78-48cb-a7aa-e7085ab015dc.jpg?v=1781244392 Filter King 15.5x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42.5 x .75" - FK15.5x42.5x1A-M8-4 Filter King 15.5x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42.5 x .75" - FK15.5x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-42-x-75-fk15-5x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a2991338-6284-4b00-ad97-9a27d4c38b30.jpg?v=1781244391 Filter King 15.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42 x .75" - FK15.5x42x1A-M8-4 Filter King 15.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42 x .75" - FK15.5x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x43-5x1-air-filter-4-pack-merv-8-actual-size-15-5-x-43-5-x-75-fk15-5x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_00c49d22-d6eb-46d5-bb5b-e0fb5c4bf3db.jpg?v=1781244391 Filter King 15.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 15.5 x 43.5 x .75" - FK15.5x43.5x1A-M8-4 Filter King 15.5x43.5x1 Air Filter 4-PACK MERV 8 Actual Size 15.5 x 43.5 x .75" - FK15.5x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-45-x-75-fk15-5x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff232d2b-f153-4e59-8c0f-5a65b8a1cfed.jpg?v=1781244390 Filter King 15.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 45 x .75" - FK15.5x45x1A-M8-4 Filter King 15.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 45 x .75" - FK15.5x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x46-5x1-air-filter-4-pack-merv-8-actual-size-15-5-x-46-5-x-75-fk15-5x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_611c3359-ed3e-4780-ad54-cfd6b7e3804a.jpg?v=1781244389 Filter King 15.5x46.5x1 Air Filter 4-PACK MERV 8 Actual Size 15.5 x 46.5 x .75" - FK15.5x46.5x1A-M8-4 Filter King 15.5x46.5x1 Air Filter 4-PACK MERV 8 Actual Size 15.5 x 46.5 x .75" - FK15.5x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-46-x-75-fk15-5x46x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_821dab60-cb87-49bc-bcc3-0dae79d5ab13.jpg?v=1781244388 Filter King 15.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 46 x .75" - FK15.5x46x1A-M8-4 Filter King 15.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 46 x .75" - FK15.5x46x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-47-5-x-75-fk15-5x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb123aca-f6aa-40f1-8ce2-601417054f95.jpg?v=1781244388 Filter King 15.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 47.5 x .75" - FK15.5x47.5x1A-M8-4 Filter King 15.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 47.5 x .75" - FK15.5x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-47-x-75-fk15-5x47x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb4c6a45-4d4e-4b74-9311-76ca8b06a4ff.jpg?v=1781244387 Filter King 15.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 47 x .75" - FK15.5x47x1A-M8-12 Filter King 15.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 47 x .75" - FK15.5x47x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15-5x48-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-48-5-x-75-fk15-5x48-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4e9e8d7f-3189-4f96-ba57-aa2532d85bed.jpg?v=1781244386 Filter King 15.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 48.5 x .75" - FK15.5x48.5x1A-M8-4 Filter King 15.5x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 48.5 x .75" - FK15.5x48.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-48-x-75-fk15-5x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9f7806a1-0042-4e27-a09e-c1e399ebcd18.jpg?v=1781244385 Filter King 15.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 48 x .75" - FK15.5x48x1A-M8-4 Filter King 15.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 48 x .75" - FK15.5x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-49-5-x-75-fk15-5x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8b65eec0-1036-4589-8b3f-64120e7d9f08.jpg?v=1781244384 Filter King 15.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 49.5 x .75" - FK15.5x49.5x1A-M8-4 Filter King 15.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 49.5 x .75" - FK15.5x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-4-x-75-fk15-5x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_497051bf-4eb0-49b4-bdff-396426081cd0.jpg?v=1781244384 Filter King 15.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 4 x .75" - FK15.5x4x1A-M8-4 Filter King 15.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 4 x .75" - FK15.5x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-5-5-x-75-fk15-5x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a9474d23-4258-4f99-9341-a6f3e85c4ead.jpg?v=1781244383 Filter King 15.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 5.5 x .75" - FK15.5x5.5x1A-M8 -4 Filter King 15.5x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 5.5 x .75" - FK15.5x5.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15-5x50-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-50-5-x-75-fk15-5x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ca812e36-7ab7-442f-91e3-db9af9d58402.jpg?v=1781244382 Filter King 15.5x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 50.5 x .75" - FK15.5x50.5x1A-M8-4 Filter King 15.5x50.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 50.5 x .75" - FK15.5x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x50x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-50-x-75-fk15-5x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_06ed7d15-fb7e-48f5-9ea3-b7b9357b857a.jpg?v=1781244381 Filter King 15.5x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 50 x .75) - FK15.5x50x1A-M8-4 Filter King 15.5x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 50 x .75) - FK15.5x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-51-5-x-75-fk15-5x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_19741579-85fb-4ab3-91b5-310f30e5127c.jpg?v=1781244381 Filter King 15.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 51.5 x .75" - FK15.5x51.5x1A-M8-4 Filter King 15.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 51.5 x .75" - FK15.5x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x52x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-52-x-75-fk15-5x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_35f76a75-1b21-4577-a7b1-b4d4b49ed226.jpg?v=1781244380 Filter King 15.5x52x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 52 x .75) - FK15.5x52x1A-M8-4 Filter King 15.5x52x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 52 x .75) - FK15.5x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-53-x-75-fk15-5x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5a028960-cf33-4858-b056-fd5902c4af6b.jpg?v=1781244379 Filter King 15.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 53 x .75" - FK15.5x53.5x1A-M8-4 Filter King 15.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 53 x .75" - FK15.5x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x54-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-54-5-x-75-fk15-5x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a8e629a0-e03e-4aad-a771-e0cc559b12a0.jpg?v=1781244378 Filter King 15.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54.5 x .75" - FK15.5x54.5x1A-M8-4 Filter King 15.5x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54.5 x .75" - FK15.5x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-54-x-75-fk15-5x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4a628731-7af1-4708-9782-7e117e02c8a3.jpg?v=1781244377 Filter King 15.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54 x .75" - FK15.5x54x1A-M8-4 Filter King 15.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54 x .75" - FK15.5x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-55-5-x-75-fk15-5x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e9e530f-da32-4df2-acda-e91ba11d4b70.jpg?v=1781244377 Filter King 15.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 55.5 x .75" - FK15.5x55.5x1A-M8-4 Filter King 15.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 55.5 x .75" - FK15.5x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x56-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-56-5-x-75-fk15-5x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_28611797-8d92-4470-b845-d79f739b47fe.jpg?v=1781244376 Filter King 15.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 56.5 x .75" - FK15.5x56.5x1A-M8-4 Filter King 15.5x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 56.5 x .75" - FK15.5x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-57-x-75-fk15-5x57x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cc5293a4-d8fb-4b71-82f2-c8ed42de47f3.jpg?v=1781244375 Filter King 15.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 57 x .75" - FK15.5x57x1A-M8-4 Filter King 15.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 57 x .75" - FK15.5x57x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-58-x-75-fk15-5x58x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b7f32ad2-6568-49f6-9a45-e7f309ffe081.jpg?v=1781244374 Filter King 15.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 58 x .75" - FK15.5x58x1A-M8-4 Filter King 15.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 58 x .75" - FK15.5x58x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x59-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-59-5-x-75-fk15-5x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bf65b8a0-8c2f-4ecc-b0ea-a325b7947bce.jpg?v=1781244373 Filter King 15.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59.5 x .75" - FK15.5x59.5x1A-M8-4 Filter King 15.5x59.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59.5 x .75" - FK15.5x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-59-x-75-fk15-5x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b59647c0-a4bb-49fe-822e-2dde614e5644.jpg?v=1781244373 Filter King 15.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59 x .75" - FK15.5x59x1A-M8-4 Filter King 15.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59 x .75" - FK15.5x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-5-x-75-fk15-5x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ac7de65a-c1e3-4e82-a871-fe224fe8b80a.jpg?v=1781244372 Filter King 15.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 5 x .75" - FK15.5x5x1A-M8-4 Filter King 15.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 5 x .75" - FK15.5x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x6-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-6-5-x-75-fk15-5x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5c87ce10-1169-450c-acda-77fe4d156106.jpg?v=1781244371 Filter King 15.5x6.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 6.5 x .75) - FK15.5x6.5x1A-M8-4 Filter King 15.5x6.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 6.5 x .75) - FK15.5x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-60-5-x-75-fk15-5x60-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2ee3e25a-8584-4251-9e85-93e829201f85.jpg?v=1781244370 Filter King 15.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60.5 x .75" - FK15.5x60.5x1A-M8-12 Filter King 15.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60.5 x .75" - FK15.5x60.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15-5x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-60-5-x-75-fk15-5x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a1496d3b-f02d-4562-a0b9-94b8963ab59f.jpg?v=1781244370 Filter King 15.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60.5 x .75" - FK15.5x60.5x1A-M8-4 Filter King 15.5x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60.5 x .75" - FK15.5x60.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-60-x-75-fk15-5x60x1a-m8-44 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_995e6b76-1d19-42b6-981a-c45c5904996e.jpg?v=1781244369 Filter King 15.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60 x .75" - FK15.5x60x1A-M8 -44 Filter King 15.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 60 x .75" - FK15.5x60x1A-M8 -44 https://hvacdirectusa.com/products/filter-king-15-5x61x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-61-x-75-fk15-5x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e44b6792-b125-431e-8ffd-b11568c8973f.jpg?v=1781244368 Filter King 15.5x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 61 x .75) - FK15.5x61x1A-M8-4 Filter King 15.5x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 61 x .75) - FK15.5x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x62-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-62-5-x-75-fk15-5x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2032c10c-9d48-4a79-946f-5ef3bc50b619.jpg?v=1781244367 Filter King 15.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 62.5 x .75" - FK15.5x62.5x1A-M8- 4 Filter King 15.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 62.5 x .75" - FK15.5x62.5x1A-M8- 4 https://hvacdirectusa.com/products/filter-king-15-5x63-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-63-5-x-75-fk15-5x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ce3ea6f3-1c76-488a-ba9e-0b8f0993b6a8.jpg?v=1781244366 Filter King 15.5x63.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 63.5 x .75) - FK15.5x63.5x1A-M8-4 Filter King 15.5x63.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 63.5 x .75) - FK15.5x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x63x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-63-x-75-fk15-5x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b02e2e35-80eb-4294-a271-1ceecfc3a83e.jpg?v=1781244366 Filter King 15.5x63x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 63 x .75) - FK15.5x63x1A-M8-4 Filter King 15.5x63x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 63 x .75) - FK15.5x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-64-x-75-fk15-5x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8f49f3f6-0f89-4698-8c3c-17f778438c94.jpg?v=1781244365 Filter King 15.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 64 x .75" - FK15.5x64x1A-M8-4 Filter King 15.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 64 x .75" - FK15.5x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x64x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-64-x-75-fk15-5x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c2e68667-fe2e-4fa1-b01f-3b58139f8c3c.jpg?v=1781244364 Filter King 15.5x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 64 x .75) - FK15.5x64x1A-M8-4 Filter King 15.5x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 64 x .75) - FK15.5x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x65-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-65-5-x-75-fk15-5x65-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_63e54aad-47f2-43d5-8be4-526b9b340232.jpg?v=1781244363 Filter King 15.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 65.5 x .75" - FK15.5x65.5x1A-M8 - 4 Filter King 15.5x65.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 65.5 x .75" - FK15.5x65.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-65-x-75-fk15-5x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a9eeef66-a9c3-43be-a21a-13bb30543007.jpg?v=1781244363 Filter King 15.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 65 x .75" - FK15.5x65x1A-M8-4 Filter King 15.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 65 x .75" - FK15.5x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-66-5-x-75-fk15-5x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_17be0283-b620-4324-8e8b-55c7fea2e56a.jpg?v=1781244362 Filter King 15.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 66.5 x .75" - FK15.5x66.5x1A-M8-4 Filter King 15.5x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 66.5 x .75" - FK15.5x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-6-x-75-fk15-5x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_df046129-f76e-4022-bf80-f558f1888782.jpg?v=1781244361 Filter King 15.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 6 x .75" - FK15.5x6x1A-M8-4 Filter King 15.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 6 x .75" - FK15.5x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-7-5-x-75-fk15-5x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0a23e0b2-a8ab-4a5a-b8fb-76616640c065.jpg?v=1781244361 Filter King 15.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 7.5 x .75" - FK15.5x7.5x1A-M8-4 Filter King 15.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 7.5 x .75" - FK15.5x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-7-x-75-fk15-5x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c2b36a1e-ec08-40d5-b378-02af4bf67401.jpg?v=1781244360 Filter King 15.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 7 x .75" - FK15.5x7x1A-M8-4 Filter King 15.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 7 x .75" - FK15.5x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x8-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-8-5-x-75-fk15-5x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_84a3c0f4-a247-4f91-bd69-628624b099be.jpg?v=1781244359 Filter King 15.5x8.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 8.5 x .75) - FK15.5x8.5x1A-M8-4 Filter King 15.5x8.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 8.5 x .75) - FK15.5x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-8-x-75-fk15-5x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e969783a-3673-43a8-a368-8d379d7cfe93.jpg?v=1781244358 Filter King 15.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 8 x .75" - FK15.5x8x1A-M8-4 Filter King 15.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 8 x .75" - FK15.5x8x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-9-5-x-75-fk15-5x9-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_79856ab6-dc50-4543-b91c-2e3094dbc0a6.jpg?v=1781244357 Filter King 15.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9.5 x .75" - FK15.5x9.5x1A-M8-12 Filter King 15.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9.5 x .75" - FK15.5x9.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15-5x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-9-5-x-75-fk15-5x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_90fdfe08-1012-4462-956f-86387710ab0d.jpg?v=1781244357 Filter King 15.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9.5 x .75" - FK15.5x9.5x1A-M8-4 Filter King 15.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9.5 x .75" - FK15.5x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-9-x-75-fk15-5x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_152c5f7b-2d1f-4a1d-b1fc-b7243b369838.jpg?v=1781244356 Filter King 15.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9 x .75" - FK15.5x9x1A-M8-4 Filter King 15.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 9 x .75" - FK15.5x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x10-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-10-5-x-75-fk15x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_30821050-8d88-4118-9f79-0b9c29ec6836.jpg?v=1781244355 Filter King 15x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 10.5 x .75) - FK15x10.5x1A-M8-4 Filter King 15x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 10.5 x .75) - FK15x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-10-x-75-fk15x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9dc6aa25-cf3e-495b-bc62-75b3006a6253.jpg?v=1781244355 Filter King 15x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 10 x .75" - FK15x10x1A-M8 -4 Filter King 15x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 10 x .75" - FK15x10x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-11-5-x-75-fk15x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fddaa7fc-ecbb-4316-9b15-76963076c5df.jpg?v=1781244354 Filter King 15x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 11.5 x .75" - FK15x11.5x1A-M8-4 Filter King 15x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 11.5 x .75" - FK15x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-11-x-75-fk15x11x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e4772a45-b3d2-4afd-bf83-0c9dee0d621d.jpg?v=1781244353 Filter King 15x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 11 x .75" - FK15x11x1A-M8 - 4 Filter King 15x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 11 x .75" - FK15x11x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15x12-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-12-5-x-75-fk15x12-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_acb1afbf-1994-4745-b3d5-df7f02429236.jpg?v=1781244352 Filter King 15x12.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 12.5 x .75) - FK15x12.5x1A-M8-4 Filter King 15x12.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 12.5 x .75) - FK15x12.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-12-x-75-fk15x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32c8f547-c701-4ba0-b8f3-35297b34d1ee.jpg?v=1781244351 Filter King 15x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 12 x .75" - FK15x12x1A-M8-4 Filter King 15x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 12 x .75" - FK15x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x13-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-13-5-x-75-fk15x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_851253dd-dba8-4d69-8af6-06e5c04c5615.jpg?v=1781244351 Filter King 15x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 13.5 x .75" - FK15x13.5x1A-M8-4 Filter King 15x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 13.5 x .75" - FK15x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-13-x-75-fk15x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb117bc7-a039-4b2d-a478-3fb174b2ef8e.jpg?v=1781244350 Filter King 15x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 13 x .75" - FK15x13x1A-M8-4 Filter King 15x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 13 x .75" - FK15x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-14-x-75-fk15x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3e331532-a42a-4b32-bae0-6d7d4150bb9c.jpg?v=1781244349 Filter King 15x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 14 x .75" - FK15x14x1A-M8 -4 Filter King 15x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 14 x .75" - FK15x14x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15x15-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-15-5-x-75-fk15x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_06983920-e8e8-4c40-9809-05d83946a70c.jpg?v=1781244348 Filter King 15x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 15.5 x .75" - FK15x15.5x1A-M8-4 Filter King 15x15.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 15.5 x .75" - FK15x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-16-5-x-75-fk15x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2da2349d-d459-4c0d-819a-e0bd25a75fbb.jpg?v=1781244348 Filter King 15x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 16.5 x .75" - FK15x16.5x1A-M8-4 Filter King 15x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 16.5 x .75" - FK15x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x16x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-16-x-75-fk15x16x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8dc76bbf-7edd-4df6-97c5-8098433f7be9.jpg?v=1781244347 Filter King 15x16x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 16 x .75) - FK15x16x1A-M8-4 Filter King 15x16x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 16 x .75) - FK15x16x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-17-5-x-75-fk15x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_61848cd6-352a-4d71-b3de-7537f243419c.jpg?v=1781244346 Filter King 15x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 17.5 x .75" - FK15x17.5x1A-M8-4 Filter King 15x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 17.5 x .75" - FK15x17.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x17x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-17-x-75-fk15x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_650ecfbd-61d3-4e3f-b93d-8c60c889b942.jpg?v=1781244345 Filter King 15x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 17 x .75) - FK15x17x1A-M8-4 Filter King 15x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 17 x .75) - FK15x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x18-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-18-5-x-75-fk15x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8601f612-5c9f-4d15-b74c-e05713f6c92a.jpg?v=1781244344 Filter King 15x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 18.5 x .75) - FK15x18.5x1A-M8-4 Filter King 15x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 18.5 x .75) - FK15x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-18-x-75-fk15x18x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f8adb0d4-309a-4dd2-8d5e-d8247e4e7eef.jpg?v=1781244344 Filter King 15x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 18 x .75" - FK15x18x1A-M8-4 Filter King 15x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 18 x .75" - FK15x18x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x19-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-19-5-x-75-fk15x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e1b41d1-11cf-40bf-b62f-542c3c029362.jpg?v=1781244343 Filter King 15x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 19.5 x .75" - FK15x19.5x1A-M8-4 Filter King 15x19.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 19.5 x .75" - FK15x19.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x19x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-18-5-x-75-fk15x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f6394444-4e07-4ac2-9884-b5a14d8becfc.jpg?v=1781244342 Filter King 15x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK15x19x1A-M8-4 Filter King 15x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK15x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-18-5-x-75-fk15x19x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_085f2a7a-816b-4c9d-9aef-25add2923d00.jpg?v=1781244342 Filter King 15x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 18.5 x .75" - FK15x19x1-M8 -4 Filter King 15x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 18.5 x .75" - FK15x19x1-M8 -4 https://hvacdirectusa.com/products/filter-king-15x19x1-air-filter-merv-8-3-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-14-5-x-18-5-x-75-fk15x19x1-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fad9cf98-5e9c-4e82-80ca-2e92c848cbc8.jpg?v=1781244341 Filter King 15x19x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK15x19x1-M8-3 Filter King 15x19x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 14.5 x 18.5 x .75) - FK15x19x1-M8-3 https://hvacdirectusa.com/products/filter-king-15x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-21-5-x-75-fk15x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1da3d329-1059-4448-ba8b-80aec8cc9e22.jpg?v=1781244340 Filter King 15x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 21.5 x .75" - FK15x21.5x1A-M8-4 Filter King 15x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 21.5 x .75" - FK15x21.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x22-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-22-5-x-75-fk15x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_de273197-c29d-491f-a84a-3753e0fe11fb.jpg?v=1781244339 Filter King 15x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 22.5 x .75" - FK15x22.5x1A-M8-4 Filter King 15x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 22.5 x .75" - FK15x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-23-5-x-75-fk15x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8c43b952-fa68-41f8-a868-f3959adcc498.jpg?v=1781244338 Filter King 15x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 23.5 x .75" - FK15x23.5x1A-M8-4 Filter King 15x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 23.5 x .75" - FK15x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-22-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_058bd9fa-aff8-41e5-8241-d2f69c8dd7f3.jpg?v=1781244338 Filter King 15x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22.5 x .75" Filter King 15x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22.5 x .75" https://hvacdirectusa.com/products/filter-king-15x23x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-23-x-75-fk15x23x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_01bcc362-360b-4fbc-b2f5-7588c0a5d76f.jpg?v=1781244337 Filter King 15x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 23 x .75) - FK15x23x1-M8-4 Filter King 15x23x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 23 x .75) - FK15x23x1-M8-4 https://hvacdirectusa.com/products/filter-king-15x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-26-5-x-75-fk15x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_15a6d019-4e74-4b86-a04a-0304e062b77e.jpg?v=1781244336 Filter King 15x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 26.5 x .75" - FK15x26.5x1A-M8-4 Filter King 15x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 26.5 x .75" - FK15x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x26x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-26-x-75-fk15x26x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_97a8e1b8-1b52-45f8-9f53-03ff796fb412.jpg?v=1781244335 Filter King 15x26x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 26 x .75) - FK15x26x1A-M8-4 Filter King 15x26x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 26 x .75) - FK15x26x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-27-x-75-fk15x27x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_84603a02-0232-47ad-8e04-a23f43f5d0ce.jpg?v=1781244327 Filter King 15x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 27 x .75" - FK15x27x1A-M8-4 Filter King 15x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 27 x .75" - FK15x27x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x28-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-28-5-x-75-fk15x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_97230a81-0b06-4523-9a38-6281b009d9ad.jpg?v=1781244330 Filter King 15x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 28.5 x .75" - FK15x28.5x1A-M8-4 Filter King 15x28.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 28.5 x .75" - FK15x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x28x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-28-x-75-fk15x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6c5d6280-e7b6-430d-a95d-65022f9adc1e.jpg?v=1781244326 Filter King 15x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 28 x .75) - FK15x28x1A-M8-4 Filter King 15x28x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 28 x .75) - FK15x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-30-x-75-fk15x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7d40219e-f4fd-4ba1-a372-5e6089f3cf09.jpg?v=1781244325 Filter King 15x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30 x .75" - FK15x30x1A-M8-4 Filter King 15x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30 x .75" - FK15x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x31-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-31-5-x-75-fk15x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_36f58b2c-283e-4812-b5ff-7796b3172c2a.jpg?v=1781244325 Filter King 15x31.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 31.5 x .75) - FK15x31.5x1A-M8-4 Filter King 15x31.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 31.5 x .75) - FK15x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-31-x-75-fk15x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8466080b-61da-4125-9404-04f6a86ff9b1.jpg?v=1781244324 Filter King 15x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 31 x .75" - FK15x31x1A-M8 -4 Filter King 15x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 31 x .75" - FK15x31x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-32-x-75-fk15x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_72eeda65-2bf2-4611-a633-de8789a7d75c.jpg?v=1781244323 Filter King 15x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 32 x .75" - FK15x32x1A-M8-4 Filter King 15x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 32 x .75" - FK15x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x33-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-33-5-x-75-fk15x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6a574202-5ff7-4dc3-892b-3ece9b0a0e0b.jpg?v=1781244322 Filter King 15x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 33.5 x .75" - FK15x33.5x1A-M8-4 Filter King 15x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 33.5 x .75" - FK15x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-33-x-75-fk15x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b4a86300-9261-4f1f-9d63-73a33a88cf7b.jpg?v=1781244321 Filter King 15x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 33 x .75" - FK15x33x1A-M8 -4 Filter King 15x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 33 x .75" - FK15x33x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-15x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-35-5-x-75-fk15x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e3a31ede-a614-4422-a15b-cd71340d6a31.jpg?v=1781244320 Filter King 15x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 35.5 x .75" - FK15x35.5x1A-M8-4 Filter King 15x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 35.5 x .75" - FK15x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x53-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-53-5-x-75-fk15x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_15a89739-8741-4de0-98ca-920e651f0cf7.jpg?v=1781244319 Filter King 15x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 53.5 x .75) - FK15x35.5x1A-M8-4 Filter King 15x53.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 53.5 x .75) - FK15x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-35-x-75-fk15x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5c503621-9f2f-4949-a6fa-7239b5e03985.jpg?v=1781244318 Filter King 15x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 35 x .75" - FK15x35x1A-M8-4 Filter King 15x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 35 x .75" - FK15x35x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x36-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-36-5-x-75-fk15x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7c5f4a54-3bb1-48f6-9721-134f24bc3d02.jpg?v=1781244317 Filter King 15x36.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 36.5 x .75) - FK15x36.5x1A-M8-4 Filter King 15x36.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 36.5 x .75) - FK15x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-36-x-75-fk15x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_728db49c-3338-48e1-9ca4-a836f56d9706.jpg?v=1781244316 Filter King 15x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 36 x .75" - FK15x36x1A-M8-4 Filter King 15x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 36 x .75" - FK15x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x37-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-37-5-x-75-fk15x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fba98c12-5a99-4ba0-a91c-43d115648045.jpg?v=1781244315 Filter King 15x37.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 37.5 x .75) - FK15x37.5x1A-M8-4 Filter King 15x37.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 37.5 x .75) - FK15x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-37-x-75-fk15x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d50ac58d-4563-4c30-9e34-1ad4d11d7731.jpg?v=1781244314 Filter King 15x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 37 x .75" - FK15x37x1A-M8-4 Filter King 15x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 37 x .75" - FK15x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x38-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-38-5-x-75-fk15x38-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5f32f179-9c04-41b8-ab7a-0993fea93a0f.jpg?v=1781244313 Filter King 15x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 38.5 x .75" - FK15x38.5x1A-M8-4 Filter King 15x38.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 38.5 x .75" - FK15x38.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-38-x-75-fk15x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a1999ff4-c87c-4c42-8399-c22c8f97b6c2.jpg?v=1781244312 Filter King 15x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 38 x .75" - FK15x38x1A-M8-4 Filter King 15x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 38 x .75" - FK15x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-39-5-x-75-fk15x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bdcf5468-18f1-420d-bee0-9d7e759169b0.jpg?v=1781244311 Filter King 15x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 39.5 x .75" - FK15x39.5x1A-M8-4 Filter King 15x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 39.5 x .75" - FK15x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x39x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-39-x-75-fk15x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c9d7e4f7-5eeb-4883-bb24-58cc98ae76e5.jpg?v=1781244310 Filter King 15x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 39 x .75) - FK15x39x1A-M8-4 Filter King 15x39x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 39 x .75) - FK15x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-4-5-x-75-fk15x4-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3757a9db-9f82-4625-917f-c8c08a820bf1.jpg?v=1781244309 Filter King 15x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75" - FK15x4.5x1A-M8-12 Filter King 15x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75" - FK15x4.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-4-5-x-75-fk15x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bd81927c-c64a-43ea-ab08-5e1c11aae955.jpg?v=1781244309 Filter King 15x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75" - FK15x4.5x1A-M8-4 Filter King 15x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75" - FK15x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x40-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-40-5-x-75-fk15x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_633492ef-4a4a-43f8-9e14-12d1c520a4d2.jpg?v=1781244308 Filter King 15x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 40.5 x .75) - FK15x40.5x1A-M8-4 Filter King 15x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 40.5 x .75) - FK15x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-40-x-75-fk15x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d9055f1-53fd-4c19-9562-a28950da6c5a.jpg?v=1781244308 Filter King 15x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 40 x .75" - FK15x40x1A-M8-4 Filter King 15x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 40 x .75" - FK15x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-42-5-x-75-fk15x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_08bda4dc-2964-4599-9996-dc3150f05b66.jpg?v=1781244307 Filter King 15x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 42.5 x .75" - FK15x42.5x1A-M8-4 Filter King 15x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 42.5 x .75" - FK15x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-42-x-75-fk15x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_935d6f25-e47e-4b2d-8843-29978f3f7ff5.jpg?v=1781244306 Filter King 15x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 42 x .75" - FK15x42x1A-M8-4 Filter King 15x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 42 x .75" - FK15x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x43-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-43-5-x-75-fk15x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c0b05eaa-c966-40d0-8d61-28faf4c3bcc2.jpg?v=1781244305 Filter King 15x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 43.5 x .75" - FK15x43.5x1A-M8-4 Filter King 15x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 43.5 x .75" - FK15x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x43x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-43-x-75-fk15x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e72c92bb-c1a1-464c-ab4b-f24cf643063d.jpg?v=1781244305 Filter King 15x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 43 x .75) - FK15x43x1A-M8-4 Filter King 15x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 43 x .75) - FK15x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x44-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-44-5-x-75-fk15x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c6a73b29-0579-4447-bddc-ca9ba372d09f.jpg?v=1781244304 Filter King 15x44.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 44.5 x .75) - FK15x44.5x1A-M8-4 Filter King 15x44.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 44.5 x .75) - FK15x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-44-x-75-fk15x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d41d7bd6-e2df-4347-972f-eccfe91c3659.jpg?v=1781244303 Filter King 15x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 44 x .75" - FK15x44x1A-M8-4 Filter King 15x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 44 x .75" - FK15x44x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x45-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-45-5-x-75-fk15x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8e08fa3e-e8a9-4c32-9328-457314d8e402.jpg?v=1781244303 Filter King 15x45.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 45.5 x .75) - FK15x45.5x1A-M8-4 Filter King 15x45.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 45.5 x .75) - FK15x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-45-x-75-fk15x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_95ee9eb2-8051-4815-92cb-b44be5fd2ab3.jpg?v=1781244302 Filter King 15x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 45 x .75" - FK15x45x1A-M8-4 Filter King 15x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 45 x .75" - FK15x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x46-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-46-5-x-75-fk15x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8ac22ad8-d679-4f6e-b44d-c1fa42577d50.jpg?v=1781244301 Filter King 15x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 46.5 x .75" - FK15x46.5x1A-M8-4 Filter King 15x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 46.5 x .75" - FK15x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x47-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-47-5-x-75-fk15x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2a0d7b4f-22ed-4d75-a8bb-d83b4f40d79b.jpg?v=1781244301 Filter King 15x47.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 47.5 x .75) - FK15x47.5x1A-M8-4 Filter King 15x47.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 47.5 x .75) - FK15x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-47-x-75-fk15x47x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b53e3825-dab8-49aa-ac56-ff6c3cbd639e.jpg?v=1781244300 Filter King 15x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 47 x .75" - FK15x47x1A-M8-4 Filter King 15x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 47 x .75" - FK15x47x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x48-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-48-5-x-75-fk15x48-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6e46c864-1c1a-4f1b-a450-271f2bf8f14f.jpg?v=1781244299 Filter King 15x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 48.5 x .75" - FK15x48.5x1A-M8-4 Filter King 15x48.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 48.5 x .75" - FK15x48.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-49-5-x-75-fk15x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ea94e3ff-3d2b-4002-9b42-59f54d0f7944.jpg?v=1781244299 Filter King 15x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 49.5 x .75" - FK15x49.5x1A-M8-4 Filter King 15x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 49.5 x .75" - FK15x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x4x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-4-x-75-fk15x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_461ccf8d-5109-4d59-9481-1f3a22e28300.jpg?v=1781244298 Filter King 15x4x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 4 x .75) - FK15x4x1A-M8-4 Filter King 15x4x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 4 x .75) - FK15x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x5-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-5-5-x-75-fk15x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_707ff1bc-6d57-43bd-ab5e-5aee9b65eee5.jpg?v=1781244297 Filter King 15x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 5.5 x .75" - FK15x5.5x1A-M8-4 Filter King 15x5.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 5.5 x .75" - FK15x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x50-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-50-5-x-75-fk15x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4293c646-3a55-4139-a7e5-9f3e766c00ae.jpg?v=1781244297 Filter King 15x50.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 50.5 x .75) - FK15x50.5x1A-M8-4 Filter King 15x50.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 50.5 x .75) - FK15x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x50x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-50-x-75-fk15x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7ca2e10f-e4df-48ee-b1cd-f1e3c6899e9a.jpg?v=1781244296 Filter King 15x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 50 x .75) - FK15x50x1A-M8-4 Filter King 15x50x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 50 x .75) - FK15x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-51-5-x-75-fk15x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_179abf2a-db47-46b6-9ec3-cd775317420c.jpg?v=1781244296 Filter King 15x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 51.5 x .75" - FK15x51.5x1A-M8-4 Filter King 15x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 51.5 x .75" - FK15x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x51x1-air-filter-4-pack-merv-8-actual-size-15-x-51-x-75-fk15x51x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dcb476a6-dbc2-4cc9-88ce-ff0cc1218b72.jpg?v=1781244295 Filter King 15x51x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 51 x .75" - FK15x51x1A-M8-4 Filter King 15x51x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 51 x .75" - FK15x51x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-52-5-x-75-fk15x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_597e904f-254d-43fc-ad9d-7640de6e2993.jpg?v=1781244294 Filter King 15x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 52.5 x .75" - FK15x52.5x1A-M8-4 Filter King 15x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 52.5 x .75" - FK15x52.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-52-x-75-fk15x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5fb0d9e5-7b65-4a8f-8f45-ce42cc46b478.jpg?v=1781244293 Filter King 15x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 52 x .75" - FK15x52x1A-M8-4 Filter King 15x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 52 x .75" - FK15x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-53-x-75-fk15x53x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_62934c61-80c6-4247-8e46-79401ecc5311.jpg?v=1781244293 Filter King 15x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 53 x .75" - FK15x53x1A-M8-4 Filter King 15x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 53 x .75" - FK15x53x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x54-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-54-5-x-75-fk15x54-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e41f4623-9df9-449e-a3b5-ad4faf9095af.jpg?v=1781244292 Filter King 15x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 54.5 x .75" - FK15x54.5x1A-M8-4 Filter King 15x54.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 54.5 x .75" - FK15x54.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x54x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-54-x-75-fk15x54x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5e3aea68-753d-408f-83d3-f3972d6c8b17.jpg?v=1781244291 Filter King 15x54x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 54 x .75) - FK15x54x1A-M8-4 Filter King 15x54x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 54 x .75) - FK15x54x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x55-5x1-air-filter-4-pack-merv-8-actual-size-15-x-55-5-x-75-fk15x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4620974c-9cdf-4560-955b-a744ccaeee11.jpg?v=1781244291 Filter King 15x55.5x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 55.5 x .75" - FK15x55.5x1A-M8-4 Filter King 15x55.5x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 55.5 x .75" - FK15x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x55x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-55-x-75-fk15x55x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bf0bec48-8a93-4d99-9c53-1cd58b61e40f.jpg?v=1781244290 Filter King 15x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 55 x .75) - FK15x55x1A-M8-4 Filter King 15x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 55 x .75) - FK15x55x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x56-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-56-5-x-75-fk15x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_77bc8d01-2b1d-4575-9203-eecd00d56fb6.jpg?v=1781244289 Filter King 15x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 56.5 x .75" - FK15x56.5x1A-M8-4 Filter King 15x56.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 56.5 x .75" - FK15x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-57-x-75-fk15x57x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d8605ce1-3f8c-4dc4-b066-2a074045492c.jpg?v=1781244289 Filter King 15x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 57 x .75" - FK15x57x1A-M8 - 4 Filter King 15x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 57 x .75" - FK15x57x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-15x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-58-5-x-75-fk15x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_683e56a9-5a1b-4728-a22a-12700aa94b28.jpg?v=1781244288 Filter King 15x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 58.5 x .75" - FK15x58.5x1A-M8-4 Filter King 15x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 58.5 x .75" - FK15x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x59-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-59-5-x-75-fk15x59-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a14b0f38-ddfa-49a5-9d7f-62b270bef7e2.jpg?v=1781244287 Filter King 15x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 59.5 x .75) - FK15x59.5x1A-M8-4 Filter King 15x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 59.5 x .75) - FK15x59.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-59-x-75-fk15x59x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1ceb2e04-c783-4cee-a588-34005d12ebf7.jpg?v=1781244287 Filter King 15x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 59 x .75" - FK15x59x1A-M8-4 Filter King 15x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 59 x .75" - FK15x59x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-5-x-75-fk15x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_027163f1-e19e-4421-8ddb-188cc91dc2b8.jpg?v=1781244286 Filter King 15x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 5 x .75" - FK15x5x1A-M8-4 Filter King 15x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 5 x .75" - FK15x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x6-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-6-5-x-75-fk15x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d328fbf9-991f-42e3-a890-3a4220dd8f08.jpg?v=1781244285 Filter King 15x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 6.5 x .75" - FK15x6.5x1A-M8-4 Filter King 15x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 6.5 x .75" - FK15x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x60-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-60-5-x-75-fk15x60-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b4309c5a-5316-4c77-bf8c-b7734f7e77d6.jpg?v=1781244285 Filter King 15x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 60.5 x .75" - FK15x60.5x1A-M8-4 Filter King 15x60.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 60.5 x .75" - FK15x60.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x61x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-61-x-75-fk15x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5793515f-c161-46a2-bcc8-d4240fdf10ed.jpg?v=1781244284 Filter King 15x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 61 x .75) - FK15x61x1A-M8-4 Filter King 15x61x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 61 x .75) - FK15x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x62x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-62-x-75-fk15x62x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fdfcb1b4-a874-4cec-9f91-505a8cb8db39.jpg?v=1781244283 Filter King 15x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 62 x .75) - FK15x62x1A-M8-4 Filter King 15x62x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 62 x .75) - FK15x62x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x63-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-63-5-x-75-fk15x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_428cf57e-169b-4d84-ba0d-1919c6b1ca07.jpg?v=1781244283 Filter King 15x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 63.5 x .75" - FK15x63.5x1A-M8-4 Filter King 15x63.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 63.5 x .75" - FK15x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-63-x-75-fk15x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c506c48d-9e28-4d26-a6d1-84ac2fa310d5.jpg?v=1781244282 Filter King 15x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 63 x .75" - FK15x63x1A-M8-4 Filter King 15x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 63 x .75" - FK15x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x64-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-64-5-x-75-fk15x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4d3f9e51-3f2c-445e-8354-ccd74390d490.jpg?v=1781244281 Filter King 15x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 64.5 x .75" - FK15x64.5x1A-M8-4 Filter King 15x64.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 64.5 x .75" - FK15x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-64-x-75-fk15x64x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_719adad8-d6c5-405d-9af9-b3b4e4016258.jpg?v=1781244281 Filter King 15x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 64 x .75" - FK15x64x1A-M8-4 Filter King 15x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 64 x .75" - FK15x64x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x65x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-x-65-x-75-fk15x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_def10d40-b70d-4c70-937c-58db1339fb79.jpg?v=1781244280 Filter King 15x65x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 65 x .75) - FK15x65x1A-M8-4 Filter King 15x65x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15 x 65 x .75) - FK15x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x66-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-66-5-x-75-fk15x66-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_90408210-3419-4237-9053-d15330a03a4f.jpg?v=1781244279 Filter King 15x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 66.5 x .75" - FK15x66.5x1A-M8-4 Filter King 15x66.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 66.5 x .75" - FK15x66.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x66x1-air-filter-4-pack-merv-8-actual-size-15-x-66-x-75-fk15x66x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d76075db-e4c0-435c-ae21-914953cdfc15.jpg?v=1781244279 Filter King 15x66x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 66 x .75" - FK15x66x1A-M8-4 Filter King 15x66x1 Air Filter 4-PACK MERV 8 Actual Size 15 x 66 x .75" - FK15x66x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-7-5-x-75-fk15x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3a7a2eee-dd54-4ea0-87ae-587d6fce0f1b.jpg?v=1781244278 Filter King 15x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 7.5 x .75" - FK15x7.5x1A-M8-4 Filter King 15x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 7.5 x .75" - FK15x7.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x8-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-8-5-x-75-fk15x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2546dad0-500b-4809-a20d-caba5c6d295d.jpg?v=1781244277 Filter King 15x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 8.5 x .75" - FK15x8.5x1A-M8-4 Filter King 15x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 8.5 x .75" - FK15x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-9-5-x-75-fk15x9-5x1a-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8ea9f513-8c37-406a-8a50-dfc4ac6cd898.jpg?v=1781244277 Filter King 15x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9.5 x .75" - FK15x9.5x1A-M8-12 Filter King 15x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9.5 x .75" - FK15x9.5x1A-M8-12 https://hvacdirectusa.com/products/filter-king-15x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-9-5-x-75-fk15x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f00499d9-638a-4b43-8608-a96e723bffde.jpg?v=1781244276 Filter King 15x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9.5 x .75" - FK15x9.5x1A-M8-4 Filter King 15x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9.5 x .75" - FK15x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-15x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-9-x-75-fk15x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb7ce834-e3ce-4b84-90d5-3f594d9e2498.jpg?v=1781244275 Filter King 15x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9 x .75" - FK15x9x1A-M8-4 Filter King 15x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 9 x .75" - FK15x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x10-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-10-5-x-75-fk16-5x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_02ce0494-26bf-45e7-abeb-223467b39c7d.jpg?v=1781244275 Filter King 16.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10.5 x .75" - FK16.5x10.5x1A-M8-4 Filter King 16.5x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10.5 x .75" - FK16.5x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-10-x-75-fk16-5x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0ff26365-d535-486f-828b-617352c08c32.jpg?v=1781244274 Filter King 16.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10 x .75" - FK16.5x10x1A-M8-4 Filter King 16.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10 x .75" - FK16.5x10x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x11-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-11-5-x-75-fk16-5x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a9eba9fa-9050-48d5-bd21-d6204d964134.jpg?v=1781244273 Filter King 16.5x11.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 11.5 x .75) - FK16.5x11.5x1A-M8-4 Filter King 16.5x11.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 11.5 x .75) - FK16.5x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-12-x-75-fk16-5x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb5774de-49ce-4150-b009-0d943fb0a1bc.jpg?v=1781244273 Filter King 16.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 12 x .75" - FK16.5x12x1A-M8-4 Filter King 16.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 12 x .75" - FK16.5x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x13-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-13-5-x-75-fk16-5x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cbe0a093-b8a3-4a3d-bd97-4d43e713bc6c.jpg?v=1781244272 Filter King 16.5x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 13.5 x .75" - FK16.5x13.5x1A-M8-4 Filter King 16.5x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 13.5 x .75" - FK16.5x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-13-x-75-fk16-5x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6de12ac4-de3f-4713-ace0-4eacb43e43f7.jpg?v=1781244272 Filter King 16.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 13 x .75" - FK16.5x13x1A-M8-4 Filter King 16.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 13 x .75" - FK16.5x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x14-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-14-5-x-75-fk16-5x14-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dcf9a0f2-9de7-42c5-ba05-e9fe83197f60.jpg?v=1781244271 Filter King 16.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 14.5 x .75" - FK16.5x14.5x1A-M8-4 Filter King 16.5x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 14.5 x .75" - FK16.5x14.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-14-x-75-fk16-5x14x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e1decf6f-51f3-43d6-b094-872669f07ccf.jpg?v=1781244270 Filter King 16.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 14 x .75" - FK16.5x14x1A-M8 - 4 Filter King 16.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 14 x .75" - FK16.5x14x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-16-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-15-x-75-fk16-5x15x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a58bf2fb-fa0d-403d-8f52-369bfb9ef39c.jpg?v=1781244269 Filter King 16.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 15 x .75" - FK16.5x15x1A-M8-4 Filter King 16.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 15 x .75" - FK16.5x15x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x16-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-16-5-x-75-fk16-5x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ece0d408-8559-414a-93df-69a9e58762de.jpg?v=1781244269 Filter King 16.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16.5 x .75" - FK16.5x16.5x1A-M8-4 Filter King 16.5x16.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16.5 x .75" - FK16.5x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-16-x-75-fk16-5x16x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7c43a6f8-ff58-4a74-9006-5ae9778271f6.jpg?v=1781244268 Filter King 16.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16 x .75" - FK16.5x16x1A-M8-4 Filter King 16.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16 x .75" - FK16.5x16x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-17-x-75-fk16-5x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_58af73bd-2f2a-4ad8-8988-f88bddf7a80b.jpg?v=1781244267 Filter King 16.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 17 x .75" - FK16.5x17x1A-M8-4 Filter King 16.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 17 x .75" - FK16.5x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-18-x-75-fk16-5x18x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_569f2732-7a73-470e-a4dd-1f04e36412a1.jpg?v=1781244267 Filter King 16.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 18 x .75" - FK16.5x18x1A-M8-4 Filter King 16.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 18 x .75" - FK16.5x18x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x19-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-19-5-x-75-fk16-5x19-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_41f0b7a6-7eab-44fc-9e6c-5f874f77a87e.jpg?v=1781244266 Filter King 16.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x .75" - FK16.5x19.5x1A-M8 -3 Filter King 16.5x19.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x .75" - FK16.5x19.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-16-5x19-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-19-5-x-75-fk16-5x19-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dc864592-fb53-4187-b8eb-50a73141c701.jpg?v=1781244265 Filter King 16.5x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 19.5 x .75) - FK16.5x19.5x1A-M8-4 Filter King 16.5x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 19.5 x .75) - FK16.5x19.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-19-x-75-fk16-5x19x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_53d33d34-c3c8-42b1-9d42-cd45f03fd7c5.jpg?v=1781244265 Filter King 16.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19 x .75" - FK16.5x19x1A-M8-4 Filter King 16.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19 x .75" - FK16.5x19x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-20-5-x-0-75-fk16-5x20-5x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_acedc0c7-c93c-41ff-9abc-6a46d0fa2b42.jpg?v=1781244264 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8 -4 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8 -4 https://hvacdirectusa.com/products/filter-king-16-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-20-5-x-0-75-fk16-5x20-5x1-m8-12 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b6c0f151-2294-40e8-8e90-f1ab9cc9e6e1.jpg?v=1781244263 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8-12 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8-12 https://hvacdirectusa.com/products/filter-king-16-5x20-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-20-5-x-0-75-fk16-5x20-5x1-m8-5 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ee78ed25-ff54-4875-bac3-88fe822cd919.jpg?v=1781244263 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8-4 Filter King 16.5x20.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 20.5 x 0.75" - FK16.5x20.5x1-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x21x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-x-75-fk16-5x21x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_11f65de5-c9eb-444b-8458-1cf99f6886f9.jpg?v=1781244262 Filter King 16.5x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x .75" - FK16.5x21x1A-M8 -3 Filter King 16.5x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x .75" - FK16.5x21x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-16-5x22-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-22-5-x-75-fk16-5x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_67c9271d-4075-473c-9680-a2f42d0dbd92.jpg?v=1781244261 Filter King 16.5x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 22.5 x .75" -FK16.5x22.5x1A-M8-4 Filter King 16.5x22.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 22.5 x .75" -FK16.5x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-23-5-x-75-fk16-5x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a4e6f22d-7772-4b07-93b8-c40df14d3fb3.jpg?v=1781244260 Filter King 16.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 23.5 x .75" - FK16.5x23.5x1A-M8-4 Filter King 16.5x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 23.5 x .75" - FK16.5x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-23-x-75-fk16-5x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b85e187d-4d8f-4b9d-a8f2-b3b37bc4ad1b.jpg?v=1781244260 Filter King 16.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 23 x .75" - FK16.5x23x1A-M8-4 Filter King 16.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 23 x .75" - FK16.5x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-75-fk16-5x24-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4c73ddc3-87a5-4c25-9088-e4c6fd144182.jpg?v=1781244259 Filter King 16.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75" - FK16.5x24.5x1A-M8 - 4 Filter King 16.5x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75" - FK16.5x24.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-16-5x24-5x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-75-fk16-5x24-5x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_780648d2-91f0-4ea0-a84f-03014c24ea27.jpg?v=1781244259 Filter King 16.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75" - FK16.5x24.5x1A-M8 -3 Filter King 16.5x24.5x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75" - FK16.5x24.5x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-16-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-x-75-fk16-5x24x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a3f4c5f3-b0df-4375-b35d-ec14878fe7e7.jpg?v=1781244258 Filter King 16.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24 x .75" - FK16.5x24x1A-M8-4 Filter King 16.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24 x .75" - FK16.5x24x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x25-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-25-5-x-75-fk16-5x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_33d21c8d-a589-4abf-9476-45333bc8bdf0.jpg?v=1781244257 Filter King 16.5x25.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 25.5 x .75" - FK16.5x25.5x1A-M8-4 Filter King 16.5x25.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 25.5 x .75" - FK16.5x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x27-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-27-5-x-75-fk16-5x27-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9084a0a4-d17b-4f6b-b66e-e17c1d29fd66.jpg?v=1781244257 Filter King 16.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 27.5 x .75" - FK16.5x27.5x1A-M8-4 Filter King 16.5x27.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 27.5 x .75" - FK16.5x27.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-28-x-75-fk16-5x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b5a4d5a7-f34d-45d8-831e-aedb9dfc2b85.jpg?v=1781244256 Filter King 16.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 28 x .75" - FK16.5x28x1A-M8-4 Filter King 16.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 28 x .75" - FK16.5x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x29-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-29-5-x-75-fk16-5x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_47a81070-e412-4b9f-a37c-27b402f52b2e.jpg?v=1781244255 Filter King 16.5x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 29.5 x .75) - FK16.5x29.5x1A-M8-4 Filter King 16.5x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 29.5 x .75) - FK16.5x29.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-29-x-75-fk16-5x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ae8b1a93-155a-45fa-be22-808b0aeeebe7.jpg?v=1781244255 Filter King 16.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 29 x .75" - FK16.5x29x1A-M8-4 Filter King 16.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 29 x .75" - FK16.5x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x30-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-30-5-x-75-fk16-5x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_967fbe85-ec87-4e33-b961-039a938a8450.jpg?v=1781244254 Filter King 16.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 30.5 x .75" - FK16.5x30.5x1A-M8-4 Filter King 16.5x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 30.5 x .75" - FK16.5x30.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-30-x-75-fk16-5x30x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ba2733d6-f44b-4f0b-ae47-d0bbca0160f3.jpg?v=1781244253 Filter King 16.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 30 x .75" - FK16.5x30x1A-M8-4 Filter King 16.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 30 x .75" - FK16.5x30x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-31-5-x-75-fk16-5x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a6ac4cea-fbb2-406f-9d63-ea55bbd0a78c.jpg?v=1781244252 Filter King 16.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 31.5 x .75" - FK16.5x31.5x1A-M8-4 Filter King 16.5x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 31.5 x .75" - FK16.5x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-31-x-75-fk16-5x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8369bbf8-7fa1-44dc-b4da-409da67d1742.jpg?v=1781244252 Filter King 16.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 31 x .75" - FK16.5x31x1A-M8-4 Filter King 16.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 31 x .75" - FK16.5x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x32-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-32-5-x-75-fk16-5x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3a8d4899-89cc-4e16-9a71-360ad558dbdc.jpg?v=1781244251 Filter King 16.5x32.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 32.5 x .75" - FK16.5x32.5x1A-M8-4 Filter King 16.5x32.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 32.5 x .75" - FK16.5x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-32-x-75-fk16-5x32x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4f012820-ed56-442b-85d7-efd9968d882b.jpg?v=1781244251 Filter King 16.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 32 x .75" - FK16.5x32x1A-M8-4 Filter King 16.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 32 x .75" - FK16.5x32x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x33-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-33-5-x-75-fk16-5x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c7f9e01a-82e1-42fb-9712-95619a315568.jpg?v=1781244250 Filter King 16.5x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 33.5 x .75) - FK16.5x33.5x1A-M8-4 Filter King 16.5x33.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 33.5 x .75) - FK16.5x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-33-x-75-fk16-5x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e501c592-b0b3-4ea4-bde0-ed623f73ebe3.jpg?v=1781244249 Filter King 16.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 33 x .75" - FK16.5x33x1A-M8-4 Filter King 16.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 33 x .75" - FK16.5x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-34-x-75-fk16-5x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9771fa18-ff5a-4c84-af21-34ce3cb52dfa.jpg?v=1781244248 Filter King 16.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 34 x .75" - FK16.5x34x1A-M8-4 Filter King 16.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 34 x .75" - FK16.5x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-35-5-x-75-fk16-5x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_14b030d6-2881-4b41-8327-5dcfbe864979.jpg?v=1781244248 Filter King 16.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 35.5 x .75" - FK16.5x35.5x1A-M8-4 Filter King 16.5x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 35.5 x .75" - FK16.5x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-35-x-75-fk16-5x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ffe304e7-e896-4026-9d01-e84f4c5219cf.jpg?v=1781244247 Filter King 16.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 35 x .75" - FK16.5x35x1A-M8-4 Filter King 16.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 35 x .75" - FK16.5x35x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-36-5-x-75-fk16-5x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bbdb4134-a84c-4dd1-8664-e72eea889441.jpg?v=1781244246 Filter King 16.5x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 36.5 x .75" - FK16.5x36.5x1A-M8-4 Filter King 16.5x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 36.5 x .75" - FK16.5x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-36-x-75-fk16-5x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a8f33397-075a-4a12-85db-597490ff17c0.jpg?v=1781244246 Filter King 16.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 36 x .75" - FK16.5x36x1A-M8-4 Filter King 16.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 36 x .75" - FK16.5x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x37-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-37-5-x-75-fk16-5x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1e9995d9-40c2-449a-bc99-63953d09ba3f.jpg?v=1781244245 Filter King 16.5x37.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 37.5 x .75) - FK16.5x37.5x1A-M8-4 Filter King 16.5x37.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 37.5 x .75) - FK16.5x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-37-x-75-fk16-5x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dd3b98a7-dc9f-4168-b66c-ec0a23437f68.jpg?v=1781244237 Filter King 16.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 37 x .75" - FK16.5x37x1A-M8-4 Filter King 16.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 37 x .75" - FK16.5x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-39-5-x-75-fk16-5x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6337d27f-a0b5-49d1-bf49-d2ff876a4bea.jpg?v=1781244236 Filter King 16.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 39.5 x .75" - FK16.5x39.5x1A-M8-4 Filter King 16.5x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 39.5 x .75" - FK16.5x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-39-x-75-fk16-5x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b9efa986-f1a3-4b56-ae01-d3801b9c5ac8.jpg?v=1781244235 Filter King 16.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 39 x .75" - FK16.5x39x1A-M8-4 Filter King 16.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 39 x .75" - FK16.5x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-4-5-x-75-fk16-5x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_837d5a98-2156-4ff8-80f7-17036926e387.jpg?v=1781244234 Filter King 16.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 4.5 x .75" - FK16.5x4.5x1A-M8-4 Filter King 16.5x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 4.5 x .75" - FK16.5x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-40-x-75-fk16-5x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fe5208e3-ae7b-4002-9624-8182a6e25792.jpg?v=1781244233 Filter King 16.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 40 x .75" - FK16.5x40x1A-M8-4 Filter King 16.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 40 x .75" - FK16.5x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x41-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-41-5-x-75-fk16-5x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_bc6d588b-9176-4c6a-9eaf-4f9306254a38.jpg?v=1781244232 Filter King 16.5x41.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 41.5 x .75" - FK16.5x41.5x1A-M8-4 Filter King 16.5x41.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 41.5 x .75" - FK16.5x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-41-x-75-fk16-5x41x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_74691f8a-9f5d-4009-a65b-8e882d246872.jpg?v=1781244231 Filter King 16.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 41 x .75" - FK16.5x41x1A-M8-4 Filter King 16.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 41 x .75" - FK16.5x41x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-42-5-x-75-fk16-5x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1d43e912-5580-4cf9-980a-afe8487da79d.jpg?v=1781244230 Filter King 16.5x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 42.5 x .75" - FK16.5x42.5x1A-M8-4 Filter King 16.5x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 42.5 x .75" - FK16.5x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x43-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-43-5-x-75-fk16-5x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_6c88253a-fe75-4a67-8fd3-8780f7c9f52d.jpg?v=1781244229 Filter King 16.5x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 43.5 x .75" - FK16.5x43.5x1A-M8-4 Filter King 16.5x43.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 43.5 x .75" - FK16.5x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-43-x-75-fk16-5x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9dceddf0-eed4-45d7-b053-5f4a7e719050.jpg?v=1781244228 Filter King 16.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 43 x .75" - FK16.5x43x1A-M8-4 Filter King 16.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 43 x .75" - FK16.5x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-44-5-x-75-fk16-5x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_17a809a7-3b26-4164-be88-7d058093fe72.jpg?v=1781244227 Filter King 16.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 44.5 x .75" - FK16.5x44.5x1A-M8-4 Filter King 16.5x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 44.5 x .75" - FK16.5x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-45-5-x-75-fk16-5x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_95310123-0182-4beb-bdda-02a064194880.jpg?v=1781244226 Filter King 16.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 45.5 x .75" - FK16.5x45.5x1A-M8-4 Filter King 16.5x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 45.5 x .75" - FK16.5x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x46-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-46-5-x-75-fk16-5x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff8f7092-3506-412c-82ab-36c0b069425c.jpg?v=1781244225 Filter King 16.5x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 46.5 x .75" - FK16.5x46.5x1A-M8-4 Filter King 16.5x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 46.5 x .75" - FK16.5x46.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x47-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-47-5-x-75-fk16-5x47-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f2d30971-b2a4-456d-a24b-321610d45507.jpg?v=1781244224 Filter King 16.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 47.5 x .75" - FK16.5x47.5x1A-M8-4 Filter King 16.5x47.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 47.5 x .75" - FK16.5x47.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-48-x-75-fk16-5x48x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2332ffe8-4bff-4ef1-96ff-61466efcafdc.jpg?v=1781244222 Filter King 16.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 48 x .75" - FK16.5x48x1A-M8-4 Filter King 16.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 48 x .75" - FK16.5x48x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x49-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-49-5-x-75-fk16-5x49-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_88c28144-ff11-48d2-bb85-4ab5c75b00e6.jpg?v=1781244221 Filter King 16.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 49.5 x .75" - FK16.5x49.5x1A-M8-4 Filter King 16.5x49.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 49.5 x .75" - FK16.5x49.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-49-x-75-fk16-5x49x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb45ff1e-2bea-4970-a8aa-ac76ceee99cd.jpg?v=1781244220 Filter King 16.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 49 x .75" - FK16.5x49x1A-M8-4 Filter King 16.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 49 x .75" - FK16.5x49x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-4-x-75-fk16-5x4x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8d4b878b-66c2-47a5-a7f2-872faaac3ec0.jpg?v=1781244219 Filter King 16.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 4 x .75" - FK16.5x4x1A-M8-4 Filter King 16.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 4 x .75" - FK16.5x4x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x5-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-5-5-x-75-fk16-5x5-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e51e3f1e-d8bd-493a-8395-4df330d65519.jpg?v=1781244219 Filter King 16.5x5.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 5.5 x .75" - FK16.5x5.5x1A-M8-4 Filter King 16.5x5.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 5.5 x .75" - FK16.5x5.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x50-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-50-5-x-75-fk16-5x50-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_12d90435-8a10-4168-80cd-d3ace345fd1c.jpg?v=1781244217 Filter King 16.5x50.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 50.5 x .75" - FK16.5x50.5x1A-M8-4 Filter King 16.5x50.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 50.5 x .75" - FK16.5x50.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-50-x-75-fk16-5x50x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_967e2ab4-b589-4401-8205-505875c46a73.jpg?v=1781244216 Filter King 16.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 50 x .75" - FK16.5x50x1A-M8-4 Filter King 16.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 50 x .75" - FK16.5x50x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x51-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-51-5-x-75-fk16-5x51-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b36347a-fc20-40c9-85c8-b334e12faf28.jpg?v=1781244215 Filter King 16.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 51.5 x .75" - FK16.5x51.5x1A-M8-4 Filter King 16.5x51.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 51.5 x .75" - FK16.5x51.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x52-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-52-5-x-75-fk16-5x52-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9d2c7351-b5c7-4036-b360-e8608f265152.jpg?v=1781244214 Filter King 16.5x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52.5 x .75" - FK16.5x52.5x1A-M8 -4 Filter King 16.5x52.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52.5 x .75" - FK16.5x52.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-52-x-75-fk16-5x52x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_a0f9a8b8-8fea-49d7-abff-59acb94e0357.jpg?v=1781244213 Filter King 16.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52 x .75" - FK16.5x52x1A-M8-4 Filter King 16.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52 x .75" - FK16.5x52x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x53-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-53-5-x-75-fk16-5x53-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9b9c18b2-cfd1-43b4-8ac0-2f1be154f656.jpg?v=1781244212 Filter King 16.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 53.5 x .75" - FK16.5x53.5x1A-M8-4 Filter King 16.5x53.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 53.5 x .75" - FK16.5x53.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x55-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-55-5-x-75-fk16-5x55-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_343c5027-c0b3-4bb4-87a6-7774d5871a9d.jpg?v=1781244211 Filter King 16.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 55.5 x .75" - FK16.5x55.5x1A-M8-4 Filter King 16.5x55.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 55.5 x .75" - FK16.5x55.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x56-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-56-5-x-75-fk16-5x56-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e8660ce7-9003-4511-8e27-9e4c9b0cb080.jpg?v=1781244210 Filter King 16.5x56.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 56.5 x .75" - FK16.5x56.5x1A-M8-4 Filter King 16.5x56.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 56.5 x .75" - FK16.5x56.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-56-x-75-fk16-5x56x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1b9ff571-a256-4ef9-a9ad-7857dd5a37ee.jpg?v=1781244208 Filter King 16.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 56 x .75" - FK16.5x56x1A-M8-4 Filter King 16.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 56 x .75" - FK16.5x56x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x57-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-57-5-x-75-fk16-5x57-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3cd45327-4bdc-4b1c-b4a4-14b57cd228d0.jpg?v=1781244208 Filter King 16.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 57.5 x .75" - FK16.5x57.5x1A-M8-4 Filter King 16.5x57.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 57.5 x .75" - FK16.5x57.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x58-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-58-5-x-75-fk16-5x58-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_eb007bfd-790d-4599-b7ac-c04e5f75bfc8.jpg?v=1781244206 Filter King 16.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 58.5 x .75" - FK16.5x58.5x1A-M8-4 Filter King 16.5x58.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 58.5 x .75" - FK16.5x58.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-5-x-75-fk16-5x5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_075c3fff-90f0-462a-bb1c-7d86505be5cc.jpg?v=1781244205 Filter King 16.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 5 x .75" - FK16.5x5x1A-M8-4 Filter King 16.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 5 x .75" - FK16.5x5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x6-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-6-5-x-75-fk16-5x6-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_1ed1f3b5-0929-4cef-abf8-12bcf549e609.jpg?v=1781244204 Filter King 16.5x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 6.5 x .75" - FK16.5x6.5x1A-M8-4 Filter King 16.5x6.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 6.5 x .75" - FK16.5x6.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-60-x-75-fk16-5x60x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_45299395-cfc6-448f-894e-0bf79703c02f.jpg?v=1781244203 Filter King 16.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 60 x .75" - FK16.5x60x1A-M8-4 Filter King 16.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 60 x .75" - FK16.5x60x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x61-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-61-5-x-75-fk16-5x61-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b1b9c634-1847-4d38-8a3a-eb45e56e6666.jpg?v=1781244202 Filter King 16.5x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 61.5 x .75" - FK16.5x61.5x1A-M8-4 Filter King 16.5x61.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 61.5 x .75" - FK16.5x61.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-61-x-75-fk16-5x61x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_77c74541-f2e0-4052-9d76-c693c9acfbd8.jpg?v=1781244201 Filter King 16.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 61 x .75" - FK16.5x61x1A-M8-4 Filter King 16.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 61 x .75" - FK16.5x61x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x62-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-62-5-x-75-fk16-5x62-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8ce3dd4c-1487-450d-afd2-fbae2857e29e.jpg?v=1781244200 Filter King 16.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 62.5 x .75" - FK16.5x62.5x1A-M8-4 Filter King 16.5x62.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 62.5 x .75" - FK16.5x62.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x63-5x1-air-filter-4-pack-merv-8-actual-size-16-5-x-63-5-x-75-fk16-5x63-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4f4098fe-82d6-4c8e-9c14-b05f3f3782ec.jpg?v=1781244198 Filter King 16.5x63.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 63.5 x .75" - FK16.5x63.5x1A-M8-4 Filter King 16.5x63.5x1 Air Filter 4-PACK MERV 8 Actual Size 16.5 x 63.5 x .75" - FK16.5x63.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-63-x-75-fk16-5x63x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_07b6d7f1-1f62-48df-baee-2c12dc9f9a2a.jpg?v=1781244197 Filter King 16.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 63 x .75" - FK16.5x63x1A-M8-4 Filter King 16.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 63 x .75" - FK16.5x63x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x64-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-5-x-64-5-x-75-fk16-5x64-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_11fa961b-568f-42f8-8c27-7ee14397ac60.jpg?v=1781244196 Filter King 16.5x64.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 64.5 x .75) - FK16.5x64.5x1A-M8-4 Filter King 16.5x64.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16.5 x 64.5 x .75) - FK16.5x64.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-65-x-75-fk16-5x65x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_c9c5a214-d571-40d4-90b5-a2b5d469b5a9.jpg?v=1781244195 Filter King 16.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 65 x .75" - FK16.5x65x1A-M8-4 Filter King 16.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 65 x .75" - FK16.5x65x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-6-x-75-fk16-5x6x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_5958e661-30e3-434d-9803-e390ee378bd1.jpg?v=1781244194 Filter King 16.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 6 x .75" - FK16.5x6x1A-M8-4 Filter King 16.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 6 x .75" - FK16.5x6x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x7-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-7-5-x-75-fk16-5x7-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_81169daa-8ed5-40d3-937e-6cf7fb5e8419.jpg?v=1781244193 Filter King 16.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 7.5 x .75" - FK16.5x7.5x1A-M8 -4 Filter King 16.5x7.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 7.5 x .75" - FK16.5x7.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16-5x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-7-x-75-fk16-5x7x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ae3f2e0d-792e-4673-85b1-751df154042a.jpg?v=1781244192 Filter King 16.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 7 x .75" - FK16.5x7x1A-M8-4 Filter King 16.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 7 x .75" - FK16.5x7x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x8-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-8-5-x-75-fk16-5x8-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0877ab3c-2bb5-4e16-8c6a-b90e995ad9a9.jpg?v=1781244191 Filter King 16.5x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 8.5 x .75" - FK16.5x8.5x1A-M8-4 Filter King 16.5x8.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 8.5 x .75" - FK16.5x8.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-8-x-75-fk16-5x8x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_da0ab536-a7a2-4077-ada3-c4224481ae8c.jpg?v=1781244190 Filter King 16.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 8 x .75" - FK16.5x8x1A-M8 -4 Filter King 16.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 8 x .75" - FK16.5x8x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16-5x9-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-9-5-x-75-fk16-5x9-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_019fa006-5374-4eb7-adc3-018f57159257.jpg?v=1781244189 Filter King 16.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 9.5 x .75" - FK16.5x9.5x1A-M8-4 Filter King 16.5x9.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 9.5 x .75" - FK16.5x9.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-9-x-75-fk16-5x9x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_be35d38b-73f3-4078-8aa6-cfb5bf873232.jpg?v=1781244187 Filter King 16.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 9 x .75" - FK16.5x9x1A-M8-4 Filter King 16.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 9 x .75" - FK16.5x9x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x10-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-10-5-x-75-fk16x10-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_733bc86a-beed-4f32-8547-894a30c9cb70.jpg?v=1781244186 Filter King 16x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 10.5 x .75" - FK16x10.5x1A-M8-4 Filter King 16x10.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 10.5 x .75" - FK16x10.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-10-x-75-fk16x10x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_88cea5bc-b301-43ab-94ff-171b87c6ea59.jpg?v=1781244185 Filter King 16x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 10 x .75" -FK16x10x1A-M8-4 Filter King 16x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 10 x .75" -FK16x10x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x11-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-11-5-x-75-fk16x11-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f98c83b2-d552-4687-8d45-d03dbd84c0c4.jpg?v=1781244184 Filter King 16x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 11.5 x .75" - FK16x11.5x1A-M8-4 Filter King 16x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 11.5 x .75" - FK16x11.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-12-x-75-fk16x12x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_04a74b97-f6ac-40b7-b5d4-567e9b8a627c.jpg?v=1781244182 Filter King 16x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 12 x .75" - FK16x12x1A-M8-4 Filter King 16x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 12 x .75" - FK16x12x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x13-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-13-5-x-75-fk16x13-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_69578e4c-24d0-4355-a09e-46335671c991.jpg?v=1781244181 Filter King 16x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 13.5 x .75" - FK16x13.5x1A-M8-4 Filter King 16x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 13.5 x .75" - FK16x13.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-13-x-75-fk16x13x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_668c3d8c-810f-4167-9e3f-b10f4b34fa11.jpg?v=1781244179 Filter King 16x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 13 x .75" - FK16x13x1A-M8-4 Filter King 16x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 13 x .75" - FK16x13x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x14-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-14-5-x-75-fk16x14-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9456d70e-92dc-4cfb-afea-b3d809bb9f31.jpg?v=1781244177 Filter King 16x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14.5 x .75" - FK16x14.5x1A-M8-4 Filter King 16x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14.5 x .75" - FK16x14.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-14-x-75-fk16x14x1-m8-5 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d3064313-5a2d-47ac-9e29-486952cf3def.jpg?v=1781244175 Filter King 16x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14 x .75" - FK16x14x1-M8 - 4 Filter King 16x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14 x .75" - FK16x14x1-M8 - 4 https://hvacdirectusa.com/products/filter-king-16x15-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-15-5-x-75-fk16x15-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3f111511-1d5d-44bb-abe6-e68012309de7.jpg?v=1781244174 Filter King 16x15.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 15.5 x .75) - FK16x15.5x1A-M8-4 Filter King 16x15.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 15.5 x .75) - FK16x15.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x16-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-16-5-x-75-fk16x16-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_02c5a6d3-ba32-4120-8b9a-3c21bf7d5285.jpg?v=1781244172 Filter King 16x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 16.5 x .75) - FK16x16.5x1A-M8-4 Filter King 16x16.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 16.5 x .75) - FK16x16.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x17-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-17-5-x-75-fk16x17-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_e990bc72-82e3-4ffb-a680-0b9a83b1fbf1.jpg?v=1781244171 Filter King 16x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 17.5 x .75" - FK16x17.5x1A-M8-4 Filter King 16x17.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 17.5 x .75" - FK16x17.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x17x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-17-x-75-fk16x17x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_09d23acd-635c-4f5d-b8e6-c852f781ff5d.jpg?v=1781244169 Filter King 16x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 17 x .75) - FK16x17x1A-M8-4 Filter King 16x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 17 x .75) - FK16x17x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-16-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9b4682dd-f290-4504-9b33-65adb6994c9e.jpg?v=1781244168 Filter King 16x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 16.5 x .75" Filter King 16x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 16.5 x .75" https://hvacdirectusa.com/products/filter-king-16x18-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-18-5-x-75-fk16x18-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff6082bb-0a89-4a3d-a9bc-24ccef37739d.jpg?v=1781244166 Filter King 16x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18.5 x .75" - FK16x18.5x1A-M8-4 Filter King 16x18.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18.5 x .75" - FK16x18.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x20-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-20-5-x-75-fk16x20-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_8b6083c6-c223-4504-8e21-3ec8b9df92cc.jpg?v=1781244164 Filter King 16x20.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 20.5 x .75) - FK16x20.5x1A-M8-4 Filter King 16x20.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 20.5 x .75) - FK16x20.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x21-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-5-x-75-fk16x21-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b133cf2e-10d9-40d2-9393-311391324977.jpg?v=1781244162 Filter King 16x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x .75" - FK16x21.5x1A-M8 - 4 Filter King 16x21.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x .75" - FK16x21.5x1A-M8 - 4 https://hvacdirectusa.com/products/filter-king-16x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2ed2cc36-d464-4365-99e8-770dffb9c6dc.jpg?v=1781244161 Filter King 16x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21 x .75" Filter King 16x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21 x .75" https://hvacdirectusa.com/products/filter-king-16x22-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-22-5-x-75-fk16x22-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_faaf8f51-89bf-43c1-b182-8c995aec6eaa.jpg?v=1781244160 Filter King 16x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 22.5 x .75) - FK16x22.5x1A-M8-4 Filter King 16x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 22.5 x .75) - FK16x22.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-22-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3310b762-ec7d-492c-bbac-829d7f893320.jpg?v=1781244159 Filter King 16x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22 x .75" Filter King 16x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22 x .75" https://hvacdirectusa.com/products/filter-king-16x23-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-23-5-x-75-fk16x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_306ad6f2-f647-4c3c-9a7a-cf972222bfbd.jpg?v=1781244158 Filter King 16x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 23.5 x .75" - FK16x23.5x1A-M8-4 Filter King 16x23.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 23.5 x .75" - FK16x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x23-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-23-5-x-75-fk16x23-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_281a68c0-e43b-45d2-8fc5-cb0e54da64dd.jpg?v=1781244157 Filter King 16x23.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 23.5 x .75) - FK16x23.5x1A-M8-4 Filter King 16x23.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 23.5 x .75) - FK16x23.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-22-5-x-0-75-fk16x23x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fa189a24-8e2a-462f-9643-42d1b035a2fc.jpg?v=1781244156 Filter King 16x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x 0.75" - FK16x23x1A-M8-4 Filter King 16x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x 0.75" - FK16x23x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x24-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-24-5-x-75-fk16x24-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_71c05bd4-2662-4cc7-adc6-1f4172ccc65b.jpg?v=1781244155 Filter King 16x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 24.5 x .75" - FK16x24.5x1A-M8 -4 Filter King 16x24.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 24.5 x .75" - FK16x24.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16x25-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-25-5-x-75-fk16x25-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7c2469f4-c438-4cb2-adf1-27c46a3fd820.jpg?v=1781244154 Filter King 16x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 25.5 x .75" - FK16x25.5x1A-M8-4 Filter King 16x25.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 25.5 x .75" - FK16x25.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x26-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-26-5-x-75-fk16x26-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_9ced4e81-ed39-41df-a217-a6b55fd3aaf4.jpg?v=1781244153 Filter King 16x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 26.5 x .75" - FK16x26.5x1A-M8-4 Filter King 16x26.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 26.5 x .75" - FK16x26.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king16x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-27-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f0ba8e7f-eef5-4b18-9789-81fbf7e5cbe4.jpg?v=1781244152 Filter King16x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 27 x .75" Filter King16x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 27 x .75" https://hvacdirectusa.com/products/filter-king-16x28-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-28-5-x-75-fk16x28-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_d37bb5de-1b88-496d-8363-4ac3a5b7b997.jpg?v=1781244150 Filter King 16x28.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 28.5 x .75) - FK16x28.5x1A-M8-4 Filter King 16x28.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 28.5 x .75) - FK16x28.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk16x28x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3f93395a-3d07-4a49-ad44-3f45a4cb0606.jpg?v=1781244146 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK16x28x1A-M8-4 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK16x28x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk16x28x1-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_03110d04-1799-4aee-a5d5-54cf498b253b.jpg?v=1781244146 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK16x28x1-M8 -4 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75" - FK16x28x1-M8 -4 https://hvacdirectusa.com/products/filter-king-16x28x1-air-filter-merv-8-3-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-15-5-x-27-5-x-75-fk16x28x1-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_76c3ddcc-697b-40e8-99d0-08ae47b6f029.jpg?v=1781244145 Filter King 16x28x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 27.5 x .75) - FK16x28x1-M8-3 Filter King 16x28x1 Air Filter (MERV 8) (3-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 15.5 x 27.5 x .75) - FK16x28x1-M8-3 https://hvacdirectusa.com/products/filter-king-16x29-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-29-5-x-75-fk16x29-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0079df5e-2ca4-4ff0-aef7-d9cc917dbeb7.jpg?v=1781244144 Filter King 16x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 29.5 x .75" - FK16x29.5x1A-M8 -4 Filter King 16x29.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 29.5 x .75" - FK16x29.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-29-x-75-fk16x29x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0660a325-e7a4-40c7-b517-e652224ed4fe.jpg?v=1781244143 Filter King 16x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 29 x .75" - FK16x29x1A-M8-4 Filter King 16x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 29 x .75" - FK16x29x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x30-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-30-5-x-75-fk16x30-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_025881bf-c8c4-47a2-b892-2789a07e7c5a.jpg?v=1781244143 Filter King 16x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 30.5 x .75" - FK16x30.5x1A-M8 -4 Filter King 16x30.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 30.5 x .75" - FK16x30.5x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16x31-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-31-5-x-75-fk16x31-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_737f0e58-c6a8-4c62-b850-ae9656b16eb7.jpg?v=1781244142 Filter King 16x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 31.5 x .75" - FK16x31.5x1A-M8-4 Filter King 16x31.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 31.5 x .75" - FK16x31.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-31-x-75-fk16x31x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_cb903310-b999-4a50-92a7-cbf3e7d9ce30.jpg?v=1781244141 Filter King 16x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 31 x .75" - FK16x31x1A-M8-4 Filter King 16x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 31 x .75" - FK16x31x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x32-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-32-5-x-75-fk16x32-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_28aa0345-cf9a-4fe2-add1-00a2f4671ad1.jpg?v=1781244140 Filter King 16x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 32.5 x .75" - FK16x32.5x1A-M8-4 Filter King 16x32.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 32.5 x .75" - FK16x32.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-31-5-x-75 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_43a76981-1026-40b8-9e8b-559b9d046c5d.jpg?v=1781244139 Filter King 16x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" Filter King 16x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" https://hvacdirectusa.com/products/filter-king-16x32x1-air-filter-3-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-31-5-x-75-fk16x32x1a-m8-3 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_495731f5-eddf-4c42-a0f4-ef5a83ea1570.jpg?v=1781244139 Filter King 16x32x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" - FK16x32x1A-M8 -3 Filter King 16x32x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75" - FK16x32x1A-M8 -3 https://hvacdirectusa.com/products/filter-king-16x32x1-air-filter-6-pack-merv-8-actual-size-15-5-x-31-5-x-75-fk16x32x1a-m8-6 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_0b46d5a7-fd15-412b-a5c1-59c13f8d415f.jpg?v=1781244138 Filter King 16x32x1 Air Filter 6-PACK MERV 8 Actual Size 15.5 x 31.5 x .75" - FK16x32x1A-M8-6 Filter King 16x32x1 Air Filter 6-PACK MERV 8 Actual Size 15.5 x 31.5 x .75" - FK16x32x1A-M8-6 https://hvacdirectusa.com/products/filter-king-16x33-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-33-5-x-75-fk16x33-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_227137f7-bc0b-4253-aeba-b85c63f7b82c.jpg?v=1781244137 Filter King 16x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 33.5 x .75" - FK16x33.5x1A-M8-4 Filter King 16x33.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 33.5 x .75" - FK16x33.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x33x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-33-x-75-fk16x33x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_28607a61-642f-44be-a31e-71b4380111ba.jpg?v=1781244136 Filter King 16x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 33 x .75) - FK16x33x1A-M8-4 Filter King 16x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 33 x .75) - FK16x33x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x34-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-34-5-x-75-fk16x34-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b3f1402e-72d5-4157-8acd-81a7216d45d3.jpg?v=1781244136 Filter King 16x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 34.5 x .75) - FK16x34.5x1A-M8-4 Filter King 16x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 34.5 x .75) - FK16x34.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-34-x-75-fk16x34x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_59878299-88da-4b14-b033-3eeefe58a40e.jpg?v=1781244135 Filter King 16x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 34 x .75" - FK16x34x1A-M8-4 Filter King 16x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 34 x .75" - FK16x34x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x35-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-35-5-x-75-fk16x35-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_73071262-0d0b-4aa6-9397-fecbfc2a57a5.jpg?v=1781244134 Filter King 16x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35.5 x .75" - FK16x35.5x1A-M8-4 Filter King 16x35.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35.5 x .75" - FK16x35.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-35-x-75-fk16x35x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_7bc6c3a6-1b42-4a17-b194-a1ab6ba3f2f1.jpg?v=1781244133 Filter King 16x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35 x .75" - FK16x35x1A-M8-4 Filter King 16x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35 x .75" - FK16x35x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x36-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-36-5-x-75-fk16x36-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_f0df9e21-047e-45c2-83a6-b4720a2734f9.jpg?v=1781244134 Filter King 16x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 36.5 x .75" - FK16x36.5x1A-M8-4 Filter King 16x36.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 36.5 x .75" - FK16x36.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-36-x-75-fk16x36x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_da709cb5-be09-465e-915c-61e5bc77eb38.jpg?v=1781244132 Filter King 16x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 36 x .75" - FK16x36x1A-M8-4 Filter King 16x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 36 x .75" - FK16x36x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x37-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-37-5-x-75-fk16x37-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4a8b67bc-5f0b-431b-8418-dad1e7ec4969.jpg?v=1781244131 Filter King 16x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 37.5 x .75" - FK16x37.5x1A-M8-4 Filter King 16x37.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 37.5 x .75" - FK16x37.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-37-x-75-fk16x37x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_ff745d81-18b2-40a7-828f-d68e3d6fe144.jpg?v=1781244130 Filter King 16x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 37 x .75" - FK16x37x1A-M8-4 Filter King 16x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 37 x .75" - FK16x37x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x38x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-38-x-75-fk16x38x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_14f6fb2d-0728-44a5-bae8-c3844a3e45f7.jpg?v=1781244130 Filter King 16x38x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 38 x .75) - FK16x38x1A-M8-4 Filter King 16x38x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 38 x .75) - FK16x38x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x39-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-39-5-x-75-fk16x39-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_35424643-b1bd-43e4-bf2b-eeb6ca52b09b.jpg?v=1781244129 Filter King 16x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 39.5 x .75" - FK16x39.5x1A-M8-4 Filter King 16x39.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 39.5 x .75" - FK16x39.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-39-x-75-fk16x39x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_3bccab45-bfa8-4f49-9389-e40a6b14bad2.jpg?v=1781244128 Filter King 16x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 39 x .75" - FK16x39x1A-M8-4 Filter King 16x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 39 x .75" - FK16x39x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x4-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-4-5-x-75-fk16x4-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_792f6d6b-c848-4363-8619-21f2a988be7b.jpg?v=1781244128 Filter King 16x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 4.5 x .75" - FK16x4.5x1A-M8-4 Filter King 16x4.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 4.5 x .75" - FK16x4.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x40-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-40-5-x-75-fk16x40-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_78bc1505-c848-4da0-983f-dc988a10ab04.jpg?v=1781244127 Filter King 16x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 40.5 x .75" - FK16x40.5x1A-M8-4 Filter King 16x40.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 40.5 x .75" - FK16x40.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x40x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-40-x-75-fk16x40x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_32f245a4-29be-4b92-a0c4-010b626de443.jpg?v=1781244126 Filter King 16x40x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 40 x .75) - FK16x40x1A-M8-4 Filter King 16x40x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 40 x .75) - FK16x40x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x41-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-41-5-x-75-fk16x41-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2fa7484d-54ec-430f-9db1-34eb1470f906.jpg?v=1781244125 Filter King 16x41.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 41.5 x .75) - FK16x41.5x1A-M8-4 Filter King 16x41.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 41.5 x .75) - FK16x41.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x42-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-42-5-x-75-fk16x42-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2d6c6b19-3014-4a8a-8a49-8ac381b9c1cc.jpg?v=1781244124 Filter King 16x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 42.5 x .75" - FK16x42.5x1A-M8-4 Filter King 16x42.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 42.5 x .75" - FK16x42.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-42-x-75-fk16x42x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_4bb0a341-5517-4351-98dc-150ce3bca51d.jpg?v=1781244124 Filter King 16x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 42 x .75" - FK16x42x1A-M8-4 Filter King 16x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 42 x .75" - FK16x42x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x43-5x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-43-5-x-75-fk16x43-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_fb15bd3c-e4b7-480b-8922-4cc0c71ff4bf.jpg?v=1781244123 Filter King 16x43.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 43.5 x .75) - FK16x43.5x1A-M8-4 Filter King 16x43.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 43.5 x .75) - FK16x43.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x43x1-air-filter-merv-8-4-pack-dust-allergy-control-ac-furnace-filters-made-in-usa-hvac-pleated-electrostatic-actual-size-16-x-43-x-75-fk16x43x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_903ecda4-480f-460f-a874-24402daa0722.jpg?v=1781244122 Filter King 16x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 43 x .75) - FK16x43x1A-M8-4 Filter King 16x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 16 x 43 x .75) - FK16x43x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x44-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-44-5-x-75-fk16x44-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_dee11e74-8858-4ce7-a431-1179a0707543.jpg?v=1781244122 Filter King 16x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44.5 x .75" - FK16x44.5x1A-M8-4 Filter King 16x44.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44.5 x .75" - FK16x44.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-44-x-75-fk16x44x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_b1099107-5edc-417c-be53-05498b3417fb.jpg?v=1781244121 Filter King 16x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44 x .75" - FK16x44x1A-M8 -4 Filter King 16x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44 x .75" - FK16x44x1A-M8 -4 https://hvacdirectusa.com/products/filter-king-16x45-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-45-5-x-75-fk16x45-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_658a9411-0534-4862-8f5e-eea203453f98.jpg?v=1781244120 Filter King 16x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45.5 x .75" - FK16x45.5x1A-M8-4 Filter King 16x45.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45.5 x .75" - FK16x45.5x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-45-x-75-fk16x45x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_2f995bd2-efc8-4987-9151-f076b247b62e.jpg?v=1781244119 Filter King 16x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45 x .75" - FK16x45x1A-M8-4 Filter King 16x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45 x .75" - FK16x45x1A-M8-4 https://hvacdirectusa.com/products/filter-king-16x46-5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-46-5-x-75-fk16x46-5x1a-m8-4 2026-07-22T18:29:19-04:00 daily https://cdn.shopify.com/s/files/1/0750/5500/5890/files/51UGq-y0NxL_761b4bd5-e0ba-4e02-bfd8-096c7ae99139.jpg?v=1781244118 Filter King 16x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 46.5 x .75" - FK16x46.5x1A-M8-4 Filter King 16x46.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 46.5 x .75" - FK16x46.5x1A-M8-4