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 11.5x11.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
Regular price $56.58 USDRegular priceSale price $56.58 USD -
Filter King 8x65x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 65 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 36x34x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36 x 34 x .75)
Regular price $263.74 USDRegular priceSale price $263.74 USD -
Filter King 37x24x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37 x 24 x .75)
Regular price $195.33 USDRegular priceSale price $195.33 USD -
Filter King 36.5x66x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 66 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 37x8x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37 x 8 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7x42x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7 x 42 x .75)
Regular price $104.90 USDRegular priceSale price $104.90 USD -
Filter King 36.5x48x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 48 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 38x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38 x 22.5 x .75)
Regular price $195.33 USDRegular priceSale price $195.33 USD -
Filter King 9x52.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 52.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 6.5x22.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6.5 x 22.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 9x17x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 17 x .75)
Regular price $116.54 USDRegular priceSale price $116.54 USD -
Filter King 6.5x38.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6.5 x 38.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38.5x7.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 7.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 39x29.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 29.5 x .75)
Regular price $239.74 USDRegular priceSale price $239.74 USD -
Filter King 9.5x19.5x1 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 .75)
Regular price $57.92 USDRegular priceSale price $57.92 USD