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 9.5x26.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9.5 x 26.5 x .75)
Regular price $105.66 USDRegular priceSale price $105.66 USD -
Filter King 5x4x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 4 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 9.5x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9.5 x 17 x .75)
Regular price $116.54 USDRegular priceSale price $116.54 USD -
Filter King 7x28.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7 x 28.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 8x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 43 x .75)
Regular price $127.23 USDRegular priceSale price $127.23 USD -
Filter King 37x43.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37 x 43.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 7.5x62.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 62.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 38.5x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 17 x .75)
Regular price $131.84 USDRegular priceSale price $131.84 USD -
Filter King 36x39.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36 x 39.5 x .75)
Regular price $263.81 USDRegular priceSale price $263.81 USD -
Filter King 9.5x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9.5 x 40.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 9x25.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 25.5 x .75)
Regular price $105.66 USDRegular priceSale price $105.66 USD -
Filter King 7.5x37x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 37 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 36.5x57x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 57 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 5x11x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 11 x .75)
Regular price $95.87 USDRegular priceSale price $95.87 USD -
Filter King 40x18.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40 x 18.5 x .75)
Regular price $150.91 USDRegular priceSale price $150.91 USD -
Filter King 36.5x64x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 64 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD