Are you looking for best 20x25x4 furnace filter, we’ve consulted top experts who has in-and-out knowledge about the 20x25x4 furnace filter. We choose the top most quality product, which comes with amazing features you’ve never heard before. We have filter more than 100+ of product to give you top 10 list of best 20x25x4 furnace filter.

This list is undoubtedly the best 20x25x4 furnace filter available in the market today. However, if you don’t want to spend more time on filtering and finding which one is good 20x25x4 furnace filter, then you should absolutely go for our Top list of the winner. which comes with all the basic features one could expect in a 20x25x4 furnace filter.


Best 20x25x4 furnace filter – The Winners!


But these three has some more competitions too, Check out below List of Top 10 best 20x25x4 furnace filter.If you are ready to choose a new 20x25x4 furnace filter, check out our recommendations for the best 20x25x4 furnace filter. But if you’d like to learn more about the various types of 20x25x4 furnace filter available and how to choose the right one for you, read on.

List of Top 10 Best 20x25x4 furnace filter In Detailed


Bestseller No. 1
Nordic Pure 20x25x4 MERV 12 Pleated AC Furnace Air Filters 2 Pack
  • Nominal Size: 20 x 25 x 4, 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
SaleBestseller No. 2
Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 2-Pack (actual dimensions 19.5 x 24.5 x 3.75)
  • 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
  • 1550 MPR has a rating of MERV 12
  • 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
  • 54% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses ( % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing)
  • CERTIFIED as asthma & allergy friendly (As outlined in report ASCR: 1246-01)
  • FIND YOUR SIZE: 1550 MPR available in 4 in. , 4 in. slim fit and 5 in. thick air filters
Bestseller No. 3
Filtrete NADP03-2PK-2 , AC Furnace Air Filter, MPR 1000 DP, Micro Allergen Defense Deep Pleat, 2-Pack (actual dimensions 19.88 x 24.63 x 4.31)
  • Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" home air filters for your furnace, air conditioner, or HVAC system
  • Exclusive Filtrete Brand 3-in-1 technology from 3M traps unwanted air particles, letting cleaner air flow through
  • Filtrete 1000 MPR (Microparticle Performance Rating) equates to MERV 11
  • 1000 and 1200 MPR also available in 4”, 4” slim fit and 5” air filters.Material: Synthetic
  • For optimal performance, change your home air filter at least every 90 days for 1” filters, and at least every 12 months for 4” and 5” filters.
  • For residential use only
  • 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
  • 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!
SaleBestseller No. 4
Aerostar 20x25x4 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 1/2"x24 1/2"x3 3/4")
  • Nominal size: 20x25x4; Actual size: 19 1/2"x24 1/2"x3 3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
  • Designed to filter microscopic particles such as lint, dust mites, spores, and pollen
  • Simple to install and a cost-effective step towards a healthier home environment. Replace 3"-5" filters every 3-6 months.
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
SaleBestseller No. 5
Honeywell Home 4-Inch High Efficiency Air Cleaner Filter, MERV 8 Rating, (CF100A1025)
  • 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 than typical 1-inch fiberglass filters
  • RECOMMENDED USE - Recommended for homes with pets, people with allergies, homes with smokers, or anyone wanting cleaner air
  • LONG LASTING FILTRATION - Lasts up to 12 months without losing quality over time
  • EASY INSTALLATION - Honeywell Home's easy-to-install air filters make changing out your air filtration unit quick, painless, and mess-free
  • COMPATIBLE AND CONVENIENT - Compatible with Aprilaire and Space-Gard models 2200 and 2251 and Trion Air Bear 20 x 24 air cleaners
  • DIMENSIONS - Nominal size) 20 x 25 x 4 inches / Actual Size) 18.838 x 24.875 x 4.375 inches
Bestseller No. 6
FilterBuy 20x25x4 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (2-Pack, Silver)
  • 20x25x4 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.38 x 24.38 x 3.63 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials
Bestseller No. 7
Aerostar 20x25x4 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6-Pack (Actual Size: 19 1/2"x24 1/2"x3 3/4")
  • Nominal size: 20x25x4; Actual size: 19 1/2"x24 1/2"x3 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. Replace 3"-5" filters every 3-6 months.
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
Bestseller No. 8
FilterBuy 20x25x4 Air Filter MERV 13, Pleated HVAC AC Furnace Filters (2-Pack, Platinum)
  • 20x25x4 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.38 x 24.38 x 3.63 inches)
  • MERV 13 synthetic media (comparable with MPR 1500-1900 & FPR 10) protects homes optimally by trapping 98% 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials
Bestseller No. 9
FilterBuy 20x25x4 Air Filter MERV 13, Pleated HVAC AC Furnace Filters (4-Pack, Platinum)
  • 20x25x4 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.38 x 24.38 x 3.63 inches)
  • MERV 13 synthetic media (comparable with MPR 1500-1900 & FPR 10) protects homes optimally by trapping 98% 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials
Bestseller No. 10
Honeywell FC100A1037-2 Replacement Media, 20" x 25" (Pack of 2) merv 11
  • 20X25 Media Air Filter-MERV 11
  • Replacement Filter
  • Honeywell 20X25, 25X20, 25X22 F100 and F200 Media Air Cleaners, SpaceGard 2200
  • The dimensions are 20 inch x 25 inch x4 inch
Hope this list of the best 20x25x4 furnace filter will be helpful for you. Feel free to contact us if you have any questions about our site or our reviews, and we will be happy to help you with your purchasing decisions in any way we can.