10 Best Air Filter For Home Furnace of December 2025

• SAVE MONEY: Save $30 anually compared to disposable filters
• GERM-BLOCKING PROTECTION: Helps protect against bacteria, viruses, and allergens
• INCREASE HVAC EFFICIENCY: Excellent airflow to help maintain HVAC system efficiency
• WASHABLE AND REUSABLE: Washable for long-term home air filter savings
• GUARNATEED QUALITY: Premium design and construction for excellent air filtration

K&N

• MERV 11 furnace filter premium pleated filter, actual size 19.5" x 24.5" x .75"
• Made in USA
• Compare to 3m Filtrete micro particle MPR800 and Filtrete allergen MPR1200 filters
• Traps mold, pet dander, smoke particles, pollen and dust mite debris for allergen protection
• More pleats than most retail air filters - better energy efficiency and captures more particles

AIRX FILTERS WICKED CLEAN AIR.

• SUPERIOR FILTRATION EFFICIENCY - Aerostar filters are made with electrostatically charged synthetic material that draws and captures allergens including lint, dust mites, mold spores, pollen, pet dander, and dust.
• IMPROVE INDOOR AIR QUALITY - Protect your family and loved ones with clean indoor air quality at home. Aerostar filters are a simple to install and cost-effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms.
• HIGH PERFORMING - 100% synthetic electrostatic media for high efficiency with low air flow resistance. For best results, change your filters every 60 to 90 days during normal times of year but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest.
• MADE IN THE USA - Aerostar filters are manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions for residential, commercial and industrial applications.
• CHECK YOUR FIT - Nominal size: 16x25x1; This MERV 13 filter is comparable with MPR 1500-1900 & FPR 10.

Aerostar

• BUY WITH CONFIDENCE This genuine Aprilaire replacement air filter was designed and manufactured in the U.S.A. by Aprilaire – the leader in indoor air quality solutions, to optimize the performance of your Aprilaire Air Purifier Model: 1210, 1620, 2210, 2216, 3210, 4200, Aprilaire or Space Gard 2200 with upgrade kit
• CREATE A HEALTHIER HOME by preventing airborne allergens from circulating through the air in your home by trapping common airborne allergens as they pass through the MERV 13 filterincluding dust, pollen, mold spores, bacteria, pet dander, and dust mites
• PROUD PARTNER OF AMERICAN LUNG ASSOCIATION Aprilaire’s mission is to enhance everyone’s health by improving the air in their homes
• BETTER PERFORMANCE thanks to the patented Aprilaire Self-Seal Technology which minimizes the amount of air bypassing the filter
• EASY AS 1-2-3 TO INSTALL in the unique Aprilaire Interlock Rail System. Unpack. Slide in. Close the door. Done.

Aprilaire

• DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through
• ATTRACTS AND CAPTURES particles such as lint, pollen, dust, pet dander, smoke and smog
• 1000 MPR has a rating of MERV 11
• The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it
• FIND YOUR SIZE: 1000 MPR available in 4in. , 4in. slim fit and 5in. thick air filters
• FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters, and at least every 12 months for 4 in. and 5 in. filters
• FOR RESIDENTIAL use only
• CREATE A CHANGE COUNTDOWN in the Filtrete Smart app. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
• OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system
• A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program that works for you!

Filtrete

• Actual Size: 15 1/2 x 24 1/2 x 3 5/8 (15. 5 x 24. 5 x 3. 63)
• Attracts indoor allergens, dust, pollen and other airborne contaminants.
• Hypoallergenic and pleated electrostatic filter material. Antimicrobial
• Nordic Pure recommends changing 4" air filters every 3-6 months
• Proudly Made in the USA

Nordic Pure

• Actual Size: 19 1/2 x 24 1/2 x 3 5/8 (19. 5 x 24. 5 x 3. 63)
• Attracts indoor allergens, dust, pollen and other airborne contaminants.
• Hypoallergenic and pleated electrostatic filter material. Lead/Handling Time - 5
• Nordic Pure recommends changing 4" air filters every 3-6 months
• Proudly Made in the USA

Nordic Pure

• Actual size of Air Filter: 15 1/2 x 23 1/2 x 3/4
• Outperforms comparable fiberglass, washable and disposable filters
• Hypoallergenic and antimicrobial pleated electrostatical filter material
• Made in the USA

Nordic Pure

• BUY WITH CONFIDENCE This genuine Aprilaire replacement air filter was designed and manufactured in the U.S.A. by Aprilaire – the leader in indoor air quality solutions, to optimize the performance of your Aprilaire Air Purifier Model: 1410, 1610, 2410, 2416, 3410, 4400, Aprilaire or Space Gard 2400 with upgrade kit
• CREATE A HEALTHIER HOME by preventing airborne allergens from circulating through the air in your home by trapping common airborne allergens as they pass through the MERV 13 filterincluding dust, pollen, mold spores, bacteria, pet dander, and dust mites
• PROUD PARTNER OF AMERICAN LUNG ASSOCIATION Aprilaire’s mission is to enhance everyone’s health by improving the air in their homes
• BETTER PERFORMANCE thanks to the patented Aprilaire Self-Seal Technology which minimizes the amount of air bypassing the filter
• EASY AS 1-2-3 TO INSTALL in the unique Aprilaire Interlock Rail System. Unpack. Slide in. Close the door. Done.

Aprilaire

• Outperforms fiberglass, washable and non electrostatic 3 month pleated 1 inches air filters for your furnace, air conditioner, or HVAC system
• Exclusive Filtrate Brand 3 in 1 technology from 3M traps unwanted air particles, while letting cleaner air flow through
• Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores
• Filtrate 300 MPR (Micro particle Performance Rating) equates to MERV 5
• For optimum performance, change your home air filter every 90 days or sooner
• For residential use only
• The higher the MPR, the more micro particles such as pollen, pet dander, smoke, bacteria and viruses your filter will capture from the air passing through it
• A dirty filter will slow down air flow and make the system work harder to keep you warm or cool wasting energy; Sign up for a filter change reminder program that works for you
• Packaging and filter media may vary for MPR 300

Filtrete