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 8.5x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8.5 x 59.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 7.5x44.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 7.5 x 44.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 8x38.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 38.5 x .75)
Regular price $104.90 USDRegular priceSale price $104.90 USD -
Filter King 39.5x57x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 57 x .75)
Regular price $364.16 USDRegular priceSale price $364.16 USD -
Filter King 9x59.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 9 x 59.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 6x65.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 6 x 65.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 36.5x10.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 10.5 x .75)
Regular price $100.80 USDRegular priceSale price $100.80 USD -
Filter King 5x32x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 5 x 32 x .75)
Regular price $104.90 USDRegular priceSale price $104.90 USD -
Filter King 36.5x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 36.5 x 35.5 x .75)
Regular price $256.06 USDRegular priceSale price $256.06 USD -
Filter King 40x34.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40 x 34.5 x .75)
Regular price $293.12 USDRegular priceSale price $293.12 USD -
Filter King 39.5x35.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 39.5 x 35.5 x .75)
Regular price $263.81 USDRegular priceSale price $263.81 USD -
Filter King 35x7.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 35 x 7.5 x .75)
Regular price $115.39 USDRegular priceSale price $115.39 USD -
Filter King 38.5x44.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 38.5 x 44.5 x .75)
Regular price $271.55 USDRegular priceSale price $271.55 USD -
Filter King 40.5x12x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40.5 x 12 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD -
Filter King 40x10x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 40 x 10 x .75)
Regular price $140.67 USDRegular priceSale price $140.67 USD -
Filter King 8x52.5x1 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters, MADE IN USA, HVAC, Pleated, Electrostatic (Actual Size: 8 x 52.5 x .75)
Regular price $142.08 USDRegular priceSale price $142.08 USD