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Aftermarket Furnace Filters

10 Best Aftermarket Furnace Filters 2024 in the United States

Name: Colorfil Color Changing Air Filters - MERV 8, 2 Pack of 16x25x1 Filters for Pets - Reduce Cat and Dog Odors
Brand: Colorfil
Price: 37.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

CFS – Carbon Activated Pre-Filter Compatible with FLT4825 HEPA Filter, AC4800 Series, Filter B Models – Fresh and Filtered Air for Indoor – Charcoal Air Filter Sheet – 4.8"x15.75" (8 Pack)

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Winner

Colorfil

20%OFF

Colorfil Color Changing Air Filters - MERV 8, 2 Pack of 16x25x1 Filters for Pets - Reduce Cat and Dog Odors

10.0

score

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CFS – Carbon Activated Pre-Filter Compatible with FLT4825 HEPA Filter, AC4800 Series, Filter B Models – Fresh and Filtered Air for Indoor – Charcoal Air Filter Sheet – 4.8"x15.75" (8 Pack)

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Filterbuy

Filterbuy 16x25x5 Air Filter MERV 11 Allergen Defense (2-Pack), Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (Actual Size: 15.75 x 24.75 x 4.38)

9.4

score

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Trophy Air

Trophy Air Washable Electrostatic HVAC Furnace Air Filter, Lasts a Lifetime, 6 Stage Permanent Air Filter, Healthier Home or Office, Made in The USA - Increases Airflow (20x25x1)

9.1

score

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Clean Comfort

Clean Comfort AMP-11-1625-45 (2-Pack) - 16" x 25" x 4.5" Media Air Filter, MERV 11

8.2

score

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Demiwise

Demiwise 25 x 60 Inch DIY Cut to Size Material for AC/HVAC Furnace Filter and air Vents Filter, for Increasing The MERV Index（48PCs Adhesive Hook） White

7.6

score

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CoreCarbon

CoreCarbon Natural Fiber Hog Hair Furnace Door Filter for Mobile, Manufactured and Modular Homes (19-1/2 x 28)

7.3

score

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CoreCarbon

CoreCarbon 20x30x1 Cut To Fit Furnace & Air Conditioner Washable Reusable High Air Flow Polyester Fiber Filter Media (20 x 30)

7.3

score

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K&N

K&N 16x25x1 Air Filter, Merv 11, Washable Air Filter, the Last Furnace Filter You Will Ever Buy, Breathe Safely at Home or in the Office (Actual Dimensions .8 x 24.6 x 15.6 inches),1 Count (Pack of 1)

7.3

score

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BestAir

BestAir A201-SGM-BOX-11R AC Furnace Air Filter, 20" x 25" x 6", MERV 11, with Cardboard Frame, Fits 100%, For Aprilaire/SpaceGard 2200, 2250 (201) & Lennox PMAC-20C 24", 1 Count (Pack of 1)

AllergyZone

7%OFF

AllergyZone FilterLock Furnace Filter Slot Seal – Magnetic Seal Cover for Any 1” Furnace Filter, Up To 25” Long, Reduce HVAC Air Leaks, Green

7.0

score

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10 Best Aftermarket Furnace Filters 2024 in the United States

CFS – Carbon Activated Pre-Filter Compatible with FLT4825 HEPA Filter, AC4800 Series, Filter B Models – Fresh and Filtered Air for Indoor – Charcoal Air Filter Sheet – 4.8"x15.75" (8 Pack)

Colorfil Color Changing Air Filters - MERV 8, 2 Pack of 16x25x1 Filters for Pets - Reduce Cat and Dog Odors

CFS – Carbon Activated Pre-Filter Compatible with FLT4825 HEPA Filter, AC4800 Series, Filter B Models – Fresh and Filtered Air for Indoor – Charcoal Air Filter Sheet – 4.8"x15.75" (8 Pack)

Filterbuy 16x25x5 Air Filter MERV 11 Allergen Defense (2-Pack), Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1029, Lennox X6670, Carrier, Bryant, & More (Actual Size: 15.75 x 24.75 x 4.38)

Trophy Air Washable Electrostatic HVAC Furnace Air Filter, Lasts a Lifetime, 6 Stage Permanent Air Filter, Healthier Home or Office, Made in The USA - Increases Airflow (20x25x1)

Clean Comfort AMP-11-1625-45 (2-Pack) - 16" x 25" x 4.5" Media Air Filter, MERV 11

Demiwise 25 x 60 Inch DIY Cut to Size Material for AC/HVAC Furnace Filter and air Vents Filter, for Increasing The MERV Index（48PCs Adhesive Hook） White

Evapolar evaSMART Air Cooler Spare Cartridge for Evapolar Air Conditioner EV-3000, Black

CFS – Pack of 1, Premium Carbon Pre Filter Cut to Fit Pad for Air Purifiers Compatible with HAP293, HAP2934, HAP300 Models – Fresh & Filtered Air for Indoor – Carbon Air Filter Sheet – 16" x 48"

CFS – Pack of 4, Universal Cut to Fit Carbon Pre-Filter Pad Roll for Air Purifiers, Range Hood, Furnace Filters, & Air Conditioner Filters – Fresh Air for Indoor – Charcoal Air Filter Sheet – 10"x48"

Biodefensor Air Vent Filter Kit - Made in USA Large 90"x20" MERV 6 Electrostatic Roll, Cut to Fit All Floor Registers, Grilles, Ceiling, Wall HVAC Furnce Vents - Includes Adhesive Hook Tape, Prep Pad

Wingman1 Electronic AC Furnace Air Filter Replacement Pads Year Supply - 4 Changes (16x25x1)

CoreCarbon Natural Fiber Hog Hair Furnace Door Filter for Mobile, Manufactured and Modular Homes (19-1/2 x 28)

CoreCarbon 20x30x1 Cut To Fit Furnace & Air Conditioner Washable Reusable High Air Flow Polyester Fiber Filter Media (20 x 30)

K&N 16x25x1 Air Filter, Merv 11, Washable Air Filter, the Last Furnace Filter You Will Ever Buy, Breathe Safely at Home or in the Office (Actual Dimensions .8 x 24.6 x 15.6 inches),1 Count (Pack of 1)

BestAir A201-SGM-BOX-11R AC Furnace Air Filter, 20" x 25" x 6", MERV 11, with Cardboard Frame, Fits 100%, For Aprilaire/SpaceGard 2200, 2250 (201) & Lennox PMAC-20C 24", 1 Count (Pack of 1)

AllergyZone FilterLock Furnace Filter Slot Seal – Magnetic Seal Cover for Any 1” Furnace Filter, Up To 25” Long, Reduce HVAC Air Leaks, Green

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