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 38.5x51x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 51 x .75)
Regular price $294.85 USDRegular priceSale price $294.85 USD -
Filter King 37.5x58x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37.5 x 58 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 10x18x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 10 x 18 x 1.75)
Regular price $89.28 USDRegular priceSale price $89.28 USD -
Filter King 37.5x47.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37.5 x 47.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 5x58.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 58.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38.5x61.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 61.5 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 8.5x8x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8.5 x 8 x .75)
Regular price $95.10 USDRegular priceSale price $95.10 USD -
Filter King 39.5x6.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 6.5 x .75)
Regular price $100.80 USDRegular priceSale price $100.80 USD -
Filter King 39.5x55x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 55 x .75)
Regular price $318.14 USDRegular priceSale price $318.14 USD -
Filter King 37.5x41x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 37.5 x 41 x .75)
Regular price $263.81 USDRegular priceSale price $263.81 USD -
Filter King 4.5x59x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 59 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 9x55.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 55.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 40.5x45x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 45 x .75)
Regular price $294.85 USDRegular priceSale price $294.85 USD -
Filter King 7.5x28.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 28.5 x .75)
Regular price $105.66 USDRegular priceSale price $105.66 USD -
Filter King 38.5x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 59.5 x .75)
Regular price $364.16 USDRegular priceSale price $364.16 USD -
Filter King 36.5x15x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 15 x .75)
Regular price $124.10 USDRegular priceSale price $124.10 USD