Best 5 Air Conditioner Filters in 2026

Nominal size: 16x25x1; Actual size 15 3/4"x 24 3/4" x 3/4"; This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7

Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke

Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months

16x20x1 MERV 11 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 15 11/16’’ x 19 11/16’’ x 3/4‘’. Comparable with MPR 1000 -1200 & FPR 7. Electrostatically charged filter media with industry leading low air flow resistance.

MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration # 101638-TX-1). Adopts single sided (one-piece) frame technology to reduce environmental waste and made sustainably from recycled cardboard.

SUPERIOR PERFORMANCE - The BNX MERV 11 100% synthetic electrostatically charged air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to allow for industry leading superior low air flow resistance while maintaining the highest grade level of filtration.

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. air filters for your furnace, air conditioner or HVAC system

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 large particles such as lint, household dust and dust mite debris

16x25x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15.50" x 24.50" x 0.75")

MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more by trapping 95% of airborne particles without impacting air flow

High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models

AC/Furnace filter for capturing household irritants, improving air quality, and promoting furnace efficiency; 12 x 12 x 1 inch filters, 6-pack

Merv 11 rating for residential use; comparable to MPR 1000-1200 and FPR 7

Captures allergens between 1-10 microns including lint, fine dust, pet dander, and pollen

BREATHE LIKE ROYALTY: Filter King Merv 8 Rating filters help prevent contaminants such as Lint and Pet Dander. It keeps incoming air flow free from intruding particles, giving you a fresh, clean and healthier environment.

BIG SAVINGS: Our filters are not only good for your health but also your wallet. Replacing air filters can save you thousands of dollars in repairs and can lower your monthly energy bills. Our filters are specifically made for furnace, air conditioner or HVAC systems.

100% MADE IN USA: Not only are all our filters are proudly manufactured and assembled here in the USA but they also comply with all FTC rules and are certified by regulatory bodies such as SafeHome.

Actual Size: 19 1/8 inches (length) x 19 7/8 inches (width) x 4 1/4 inches (depth)

Effective Filtration: MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, lint, debris, mold, pollen, pet dander, and dust mites

High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models

MERV 10 with No Increased Resistance Over MERV 8. Instant Upgrade From MERV 7 or MERV 8 Pleated Filters

Great For Allergy Sufferers

Expanded Metal Backing on Synthetic Media with Heavy Duty Frame That Resists Moisture.

Quality alternative to the OEM filter that offers more affordability without compromising filtration performance or efficiency.

Compatible with Honeywell / Trane / American Standard TRN2621T1, BAYFTAH26M, BAYFTAH26M2, and FLR06074 whole house air filters.

21x26x5 NOMINAL: The actual size of this replacement filter is 25.7" x 20.1" x 5".

Actual Size: 19 3/4 inches (length) x 19 7/8 inches (width) x 4 3/8 inches (depth)

Effective Filtration: MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more

High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models

Excellent Filtration – Our EconoHome air filters will help you breathe cleaner air indoors. This MERV 11 16x25x4 furnace filters helps catch most airborne particles (lint, fine dust, pet dander, smoke, and more) without impacting the airflow in your home.

Dimensions – This furnace filter actual size: 15-15/16"x24-7/8"x4-3/8

Quick & Easy Installation - Switch off the AC system, remove the old AC air filter, and then slide the new air conditioner filter into place. Please make sure that the arrows match the direction of your system's airflow

MERV 11 AIR FILTER 21.5x21x5 – Filters Fast Air Filters meet the same quality standards as the name brand filters and we back our 21.5x21x5 filter with a MERV RATING 11. We are a member of NAFA, The National Air Filter Association. Be wary of cheap filters.

COMPATIBLE WITH – The 21.5x21x5 air filter MERV 11 is the compatible replacement for Trane 21.5x21x5 air filter BAYFTAH21M, BAYFTAH21M2, FLR06072, FLR07966, compatible replacement for Trane / American Standard: TFM215A0AH00, TFM215A0AH10, TFM215B0AH01, TFM215B0AH0A, EQBFM215A0AH11.

ENHANCE THE AIR QUALITY IN YOUR HOME – The premium MERV 11 rating Filters Fast filters will help with overall air quality while also helping to extend the life of your heating and cooling system.

20x20x1 MERV 11 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 19 11/16’’ x 19 11/16’’ x 3/4‘’. Comparable with MPR 1000 & FPR 7. Electrostatically charged filter media with industry leading low air flow resistance.

MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration # 101638-TX-1). Adopts single sided (one-piece) frame technology to reduce environmental waste and made sustainably from recycled cardboard.

SUPERIOR PERFORMANCE - The BNX MERV 11 100% synthetic electrostatically charged air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to allow for industry leading superior low air flow resistance while maintaining the highest grade level of filtration.

Actual Size: 20 inches (length) x 25 1/2 inches (width) x 4 3/8 inches (depth)

Effective Filtration: MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more

High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models

14x20x1 MERV 11 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 13 11/16’’ x 19 11/16’’ x 3/4‘’. Comparable with MPR 1000 & FPR 7. Electrostatically charged filter media with industry leading low air flow resistance.

MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration # 101638-TX-1). Adopts single sided (one-piece) frame technology to reduce environmental waste and made sustainably from recycled cardboard.

SUPERIOR PERFORMANCE - The BNX MERV 11 100% synthetic electrostatically charged air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to allow for industry leading superior low air flow resistance while maintaining the highest grade level of filtration.

1. Washable & Reusable: Designed to be washable and reusable for multiple times without reducing the effect, lower your replacement cost significantly.

2. Advanced & Filtration: To use an Original Life Washable Filter, you do not need to install the original filter and plastic frame. Original Life Washable Filter is made of elastic material and has no frame design. As long as the filter covers the air inlet or outlet, there is a filtering effect.

3. Strong & Durable: Designed with 3D conical weaving fiber structure. Made of PP material.

14x25x1 MERV 11 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 13 11/16’’ x 24 11/16’’ x 3/4‘’. Comparable with MPR 1000 & FPR 7. Electrostatically charged filter media with industry leading low air flow resistance.

MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration # 101638-TX-1). Adopts single sided (one-piece) frame technology to reduce environmental waste and made sustainably from recycled cardboard.

SUPERIOR PERFORMANCE - The BNX MERV 11 100% synthetic electrostatically charged air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to allow for industry leading superior low air flow resistance while maintaining the highest grade level of filtration.