Collection: Furnace Filters
Furnace filters trap dust and allergens to keep your air clean and system running efficiently.
Shop easy-to-install filters for better airflow and everyday home comfort.
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Filter King 8x58x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 58 x .75)
Regular price $156.67 USDRegular priceSale price $156.67 USD -
Filter King 6x49.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6 x 49.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7x27x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7 x 27 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 40.5x7.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 7.5 x .75)
Regular price $100.80 USDRegular priceSale price $100.80 USD -
Filter King 4.5x36.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 36.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38.5x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 32.5 x .75)
Regular price $293.12 USDRegular priceSale price $293.12 USD -
Filter King 40.5x36x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 36 x .75)
Regular price $302.02 USDRegular priceSale price $302.02 USD -
Filter King 6x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6 x 10.5 x .75)
Regular price $105.66 USDRegular priceSale price $105.66 USD -
Filter King 9x58.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 58.5 x .75)
Regular price $129.15 USDRegular priceSale price $129.15 USD -
Filter King 9x43.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 43.5 x .75)
Regular price $103.87 USDRegular priceSale price $103.87 USD -
Filter King 39x44.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 44.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 4x22x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4 x 22 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 6.5x31x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6.5 x 31 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 5.5x60x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5.5 x 60 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7.5x45x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 45 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 4x14x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4 x 14 x .75)
Regular price $105.73 USDRegular priceSale price $105.73 USD