Best Fiberglass Furnace Filters in 2026

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 particles such as lint, pollen, dust, pet dander, smoke and smog

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 particles such as lint, pollen, dust, pet dander, smoke and smog

Nominal size: 14x14x1; Actual size: 13 3/4"x13 3/4"x3/4"; 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

20x20x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.50" x 19.50" x 0.75")

MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, pollen, and more by trapping 90% 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

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 particles such as lint, pollen, dust, pet dander, smoke and smog

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.

The Actual Size : 15 3/4 x 15 3/4 x 3/4 of a filter is fraction of an inch smaller than the nominal size

Electrostatic filter captures large airborne particles like household dirt, spores, and pollen

Outperforms comparable fiberglass, washable and disposable filters

Furnace filter fiberglass

12x20x1

20x20x1 MERV 13 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 1500-1900 & FPR 10. Provides optimal defense with electrostatically charged filter media and 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 13 air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to capture maximum pollen, mold bacteria, smoke, carriers & other microscopic particles while maintaining industry leading superior low air flow resistance.

MERV 11 AC FILTER 12x25x1 – Filters Fast AC Filters meet the same quality standards as the name brand filters and we back our 12x25x1 filter with a MERV RATING 11. We are a member of NAFA, The National Air Filter Association. Be wary of cheap filters.

PREMIUM HVAC FILTERS – These 12x25x1 air filters are a compatible replacement for Dupont Silver, Dupont Silver Extra, Dupont Bronze, Dupont Contractor, Dupont Air Filters, Filtrete Filters, and many other national brands.

ENHANCE 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. Spun micro-fibers even make this filter moisture-resistant.

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses--and large particles, including lint, household dust and pollen

MERV Rated Replacement Air Filter: AIRx Filters 20x25x1 (Actual: 19.50 x 24.50 x 0.75 in) MERV 8 air filter assures the effectiveness of your home HVAC system resulting to efficient heating, ventilation and air conditioning

Contaminant Reducing Replacement Air Filter: AIRx Filters 20x25x1 air filter replacement (Actual: 19.50 x 24.50 x 0.75 in) traps 3.0 - 10.0 micron of particles such as lint, dust, pollen, dust mite debris, and mold spores

High Quality Air Filter Replacement Material: AIRx Filters 20x25x1 (Actual: 19.50 x 24.50 x 0.75 in) air filters are 100% made in the USA using high quality air filter moisture resistant double-wall beverage board

A HEALTHIER HOUSEHOLD - Breathe easy in your home with a Honeywell Home 4-Inch High Efficiency Air Cleaner Filter that helps keep hazardous airborne particles out and fresh air flowing in

MERV 8 RATING - Get exceptional protection against dust, viruses, bacteria, fungus, pollen, and spores. 20x more effective than typical 1-inch fiberglass filters

RECOMMENDED USE - Recommended for homes with pets, people with allergies, homes with smokers, or anyone wanting cleaner air

Enhanced HVAC Effectiveness – Crafted to help improve your home’s ventilation efficiency, proper air flow can help reduce air flow resistance for less HVAC stress.

Cleaner, Healthier Air – These air conditioner filters help purify the air, which can help reduce itchy eyes and sneezing.

Premium Craftsmanship – Each HVAC air filter is crafted with four layers of high-grade aluminum and two layers of electrostatic media for superior reliability.

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.

No Metal Media Retainers

Flat Panel

EZ Flow II Spun Fiberglass Disposable Furnace Filter

EZ Flow II Spun Fiberglass Disposable Furnace Filter.

Flat Panel.

No Metal Media Retainers.

Air filter.

Fiberglass media is evenly coated.

Gel adhesive to prevent finer particle migration.

Made in USA

Washable furnace filters

Cut to fit to save money

If You have the right tools You can complete any job!

Warehouse Locations: Cape Girardeau,MOMedina,OHLexington,SCMontgomery,NYDixon,ILWaco,TSWoodburn,ORMesquite,NV

EZ Flow II spun fiberglass disposable furnace filter

💠 PRODUCT OVERVIEW: 14x18x1 MERV 11 Air Filter Replacement 6-Pack for Air Conditioners, Furnaces, or HVAC Systems. Comparable to MPR 1100 / FPR 7. (Actual Filter Size is 13.7" x 17.7" x 0.75")

💨 NEXT-LEVEL FILTRATION: Our 100% Synthetic, Pleated Polypropylene Filtration Media Leaves Cheaper Fiberglass Alternatives In The Dust! With Electrostatic Filtration, Recycled Beverage Board Framing & Wire Mesh Supports, MOAJ Air Filters Keep Your Air Cleaner for Longer!

🐶 PREMIUM ALLERGEN DEFENSE: MERV 11 Filtration Effectively Traps 95% of Airborne Particles Without Hindering Airflow: Capturing Dust Particles, Dust Mites, Mold, Pollen, Smog, Pet Dander, & More! Make The Switch & Breathe Better with MOAJ Filtration.

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

THE HIGHER THE MERV RATING, THE MORE PARTICLES TRAPPED – Merv 8 rated AC/Furnace filter. Tested and rated according to ASHRAE Standard 52.2

CREATE CLEANER INDOOR AIR AT YOUR HOME OR WORK - Captures up to 76% of common airborne contaminants such as dust, lint, dust mite debris, pollen, pet dander, smoke, bacteria, and mold spores.

BETTER PERFORMANCE – This Enviroflow air filter is 20 times more efficient than ordinary fiberglass filters