Collection: Allergy Air Filters
Allergy air filters capture pollen, dust, and allergens to help reduce allergy symptoms and improve indoor air quality.
Shop high-performance filters for cleaner air and everyday relief.
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Filter King 13x20x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 13 x 20 x 1.75)
Regular price $105.28 USDRegular priceSale price $105.28 USD -
Filter King 5.5x20.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5.5 x 20.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 4.5x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 34.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 36.5x37x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 37 x .75)
Regular price $256.06 USDRegular priceSale price $256.06 USD -
Filter King 38x14.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38 x 14.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 5.5x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5.5 x 59.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38.5x42x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 42 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 23.5x25x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 23.5 x 25 x 1.75)
Regular price $127.55 USDRegular priceSale price $127.55 USD -
Filter King 19.75x21x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 19.75 x 21 x 1.75)
Regular price $106.88 USDRegular priceSale price $106.88 USD -
Filter King 8.5x8.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8.5 x 8.5 x .75)
Regular price $116.29 USDRegular priceSale price $116.29 USD -
Filter King 4.5x51.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 51.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7.5x64.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 64.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 39x20x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 20 x .75)
Regular price $150.91 USDRegular priceSale price $150.91 USD -
Filter King 37x10x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37 x 10 x .75)
Regular price $100.80 USDRegular priceSale price $100.80 USD -
Filter King 5x66x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 66 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 36.5x48.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 48.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD