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.
-
Filter King 5.5x43.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5.5 x 43.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7.5x19x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 19 x .75)
Regular price $116.54 USDRegular priceSale price $116.54 USD -
Filter King 5.5x66.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5.5 x 66.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 39x43x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 43 x .75)
Regular price $341.95 USDRegular priceSale price $341.95 USD -
Filter King 38.5x10x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 10 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 6x60.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6 x 60.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 7x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7 x 59.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 38x12x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38 x 12 x .75)
Regular price $156.67 USDRegular priceSale price $156.67 USD -
Filter King 4x13.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4 x 13.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 36x54.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36 x 54.5 x .75)
Regular price $294.85 USDRegular priceSale price $294.85 USD -
Filter King 40.5x48x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 48 x .75)
Regular price $294.85 USDRegular priceSale price $294.85 USD -
Filter King 25x28x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 25 x 28 x 1.75)
Regular price $152.26 USDRegular priceSale price $152.26 USD -
Filter King 39x32.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 32.5 x .75)
Regular price $256.06 USDRegular priceSale price $256.06 USD -
Filter King 6.5x17.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6.5 x 17.5 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 4.5x21x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 4.5 x 21 x .75)
Regular price $106.50 USDRegular priceSale price $106.50 USD -
Filter King 39x24.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39 x 24.5 x .75)
Regular price $170.69 USDRegular priceSale price $170.69 USD