Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4

Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4

$57.80
$57.80 $63.80
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Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4
  • Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4
  • Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4
Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4

Filter King 21x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 13.5 x .75" - FK21x13.5x1A-M8 -4

$57.80
$57.80 $63.80
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  • FILTER: This is a MERV 8 rated 4 pack Air Conditioner Filter | Size: 21" x 13.5" x 1" - Actual Size: 21" x 13.5" x .75"
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  • MAX 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
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  • CAPTURE 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.
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  • FAST & EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.
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