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 9.5x19.5x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9.5 x 19.5 x 1.75)
Regular price $86.53 USDRegular priceSale price $86.53 USD -
Filter King 36.5x46x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 46 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 40x4.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40 x 4.5 x .75)
Regular price $100.80 USDRegular priceSale price $100.80 USD -
Filter King 8x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 36 x .75)
Regular price $126.91 USDRegular priceSale price $126.91 USD -
Filter King 38.5x40x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 40 x .75)
Regular price $263.81 USDRegular priceSale price $263.81 USD -
Filter King 38.5x66.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 66.5 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 36x6x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36 x 6 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38 x 35.5 x .75)
Regular price $256.06 USDRegular priceSale price $256.06 USD -
Filter King 9x46.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 46.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 6.5x40.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6.5 x 40.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 28x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 28 x 29.5 x .75)
Regular price $122.88 USDRegular priceSale price $122.88 USD -
Filter King 39x8x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 8 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 39.5x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 13.5 x .75)
Regular price $127.81 USDRegular priceSale price $127.81 USD -
Filter King 4.5x37.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 37.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 39.5x33x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 33 x .75)
Regular price $256.06 USDRegular priceSale price $256.06 USD -
Filter King 39.5x51x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 51 x .75)
Regular price $364.16 USDRegular priceSale price $364.16 USD