{"title":"20x40x1 Air Filters","description":"\u003cp\u003eShop premium HVAC air filters in the most popular residential and commercial filter sizes including 16x20x1, 16x25x2, 20x20x1, 24x24x1, 20x40x1, and more. HVAC Direct USA offers high-quality pleated furnace and AC filters in MERV 8, MERV 11, and MERV 13 ratings designed to improve indoor air quality and HVAC system performance.\u003c\/p\u003e\n\u003cp\u003eFind the right replacement air filters for your furnace, air conditioner, heat pump, or HVAC system with fast USA shipping and expert support.\u003c\/p\u003e","products":[{"product_id":"filter-king-20x40x1-air-filter-12-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-5-x-75-fb20x40-12","title":"Filter King 20x40x1 Air Filter | 12-PACK | MERV 8 HVAC Pleated A\/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39.5 x .75\" - FB20X40-12","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFILTER: This is a MERV 8 rated 12 pack Air Conditioner Filter | Size: 20″ x 40″ x 1″ – Actual Size: 19.5″ x 39.5″ x .75″\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA Establishment Number: 103501-FL-1)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMAX PERFORMANCE: Our filters can last up to 90 DAYS before needing replacement. We do recommend to change your home air filter every 30 – 90 days for 1 inch filters. This will help maintain the longevity of the intended application like A\/C and heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCAPTURE MORE: Protect your home! The pleated design captures more particles and extends lifetime of the filter. Merv Filters trap airborne particles without impacting air flow. Feel the difference in 48 hours.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFAST \u0026amp; EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e - Freight shipping available across the USA. Tracking details provided after dispatch.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWarranty Support\u003c\/strong\u003e - Manufacturer warranty support available on eligible products.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility Help\u003c\/strong\u003e - Need help choosing the right system? Contact our support team for sizing and compatibility assistance.\u003c\/p\u003e\n","brand":"Filter King","offers":[{"title":"Default Title","offer_id":47629927317698,"sku":"FB20X40-12","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5500\/5890\/files\/51UGq-y0NxL_d82c8894-33b2-45f3-aa0b-867a3bc84c7c.jpg?v=1781246429"},{"product_id":"filter-king-20x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-5-x-75","title":"Filter King 20x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A\/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39.5 x .75\"","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 20″ x 40″ x 1″ – Actual Size: 19.5″ x 39.5″ x .75″\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA Establishment Number: 103501-FL-1)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMAX PERFORMANCE: Our filters can last up to 90 DAYS before needing replacement. We do recommend to change your home air filter every 30 – 90 days for 1 inch filters. This will help maintain the longevity of the intended application like A\/C and heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCAPTURE MORE: Protect your home! The pleated design captures more particles and extends lifetime of the filter. Merv Filters trap airborne particles without impacting air flow. Feel the difference in 48 hours.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFAST \u0026amp; EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e - Freight shipping available across the USA. Tracking details provided after dispatch.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWarranty Support\u003c\/strong\u003e - Manufacturer warranty support available on eligible products.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility Help\u003c\/strong\u003e - Need help choosing the right system? Contact our support team for sizing and compatibility assistance.\u003c\/p\u003e\n","brand":"Filter King","offers":[{"title":"Default Title","offer_id":47629938852034,"sku":"FB20X40-4","price":45.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5500\/5890\/files\/51UGq-y0NxL_d9f6dc9f-a542-4fa9-9ea0-b538a00f2c42.jpg?v=1781246343"},{"product_id":"filter-king-20x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-5-x-76","title":"Filter King 20x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A\/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39.5 x .75\"","description":"\u003cp data-start=\"51\" data-end=\"75\"\u003e\u003cstrong data-start=\"51\" data-end=\"61\"\u003eBrand:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFilter King\u003c\/p\u003e\n\u003cp data-start=\"78\" data-end=\"98\"\u003e\u003cstrong data-start=\"78\" data-end=\"91\"\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMesh\u003c\/p\u003e\n\u003cp data-start=\"101\" data-end=\"148\"\u003e\u003cstrong data-start=\"101\" data-end=\"124\"\u003eProduct Dimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e40″L x 20″W x 0.75″Th\u003c\/p\u003e\n\u003cp data-start=\"151\" data-end=\"171\"\u003e\u003cstrong data-start=\"151\" data-end=\"167\"\u003eMERV Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8\u003c\/p\u003e\n\u003cp data-start=\"174\" data-end=\"224\"\u003e\u003cstrong data-start=\"174\" data-end=\"197\"\u003eCompatible Devices:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAir Conditioner, Furnace\u003c\/p\u003e\n\u003cp data-start=\"227\" data-end=\"256\"\u003e\u003cstrong data-start=\"227\" data-end=\"243\"\u003eItem Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.5 Pounds\u003c\/p\u003e\n\u003cp data-start=\"318\" data-end=\"342\"\u003e\u003cstrong data-start=\"318\" data-end=\"338\"\u003eNumber of Items:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4\u003c\/p\u003e\n\u003cp data-start=\"345\" data-end=\"376\"\u003e\u003cstrong data-start=\"345\" data-end=\"362\"\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFilter King\u003c\/p\u003e\n\u003cp data-start=\"379\" data-end=\"401\" data-is-last-node=\"\"\u003e\u003cstrong data-start=\"379\" data-end=\"397\"\u003eProduct Grade:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNew\u003c\/p\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 20″ x 40″ x 1″ – Actual Size: 19.5″ x 39.5″ x .75″\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMADE IN USA: Fully manufactured in the United States. Made from the highest quality materials and construction. (EPA Establishment Number: 103501-FL-1)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMAX PERFORMANCE: Our filters can last up to 90 DAYS before needing replacement. We do recommend to change your home air filter every 30 – 90 days for 1 inch filters. This will help maintain the longevity of the intended application like A\/C and heaters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCAPTURE MORE: Protect your home! The pleated design captures more particles and extends lifetime of the filter. Merv Filters trap airborne particles without impacting air flow. Feel the difference in 48 hours.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eFAST \u0026amp; EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e - Freight shipping available across the USA. Tracking details provided after dispatch.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWarranty Support\u003c\/strong\u003e - Manufacturer warranty support available on eligible products.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility Help\u003c\/strong\u003e - Need help choosing the right system? Contact our support team for sizing and compatibility assistance.\u003c\/p\u003e\n","brand":"Filter King","offers":[{"title":"Default Title","offer_id":47629946224834,"sku":"FB20X40-4","price":35.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5500\/5890\/files\/51UGq-y0NxL_316a77a7-f951-46f6-8dde-5f69dba25602.jpg?v=1781246274"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/5500\/5890\/collections\/ChatGPT_Image_May_18_2026_06_20_35_PM_20c8d6d7-77a5-4198-9bac-145c4c8d227d.png?v=1779118392","url":"https:\/\/hvacdirectusa.com\/collections\/20x40x1-air-filters.oembed","provider":"hvacdirectusa","version":"1.0","type":"link"}