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 37.5x58.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37.5 x 58.5 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 4.5x26.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 26.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 38.5x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 15 x .75)
Regular price $124.10 USDRegular priceSale price $124.10 USD -
Filter King 39x42.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 42.5 x .75)
Regular price $310.85 USDRegular priceSale price $310.85 USD -
Filter King 5x37x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 37 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 36x21x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36 x 21 x .75)
Regular price $150.91 USDRegular priceSale price $150.91 USD -
Filter King 5x13x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 13 x .75)
Regular price $95.87 USDRegular priceSale price $95.87 USD -
Filter King 40.5x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 19.5 x .75)
Regular price $131.84 USDRegular priceSale price $131.84 USD -
Filter King 36.5x58.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 58.5 x .75)
Regular price $364.16 USDRegular priceSale price $364.16 USD -
Filter King 38.5x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 55 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 4x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4 x 19 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 39.5x45.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 45.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 40.5x13x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 13 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 39x19.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 19.5 x .75)
Regular price $149.76 USDRegular priceSale price $149.76 USD -
Filter King 22.25x25x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 22.25 x 25 x 1.75)
Regular price $126.02 USDRegular priceSale price $126.02 USD -
Filter King 4.5x58.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 58.5 x .75)
Regular price $104.90 USDRegular priceSale price $104.90 USD