Top 9 Furnace Filters 20x25x4 – Home Air Purifier Parts & Accessories

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1. Honeywell

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Honeywell CF200A1016 MicroDefense AC Furnace Air Cleaner Filter, 4-Inch

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Honeywell #ad - Lasts up to 12 months. Easily fits aprilaire/Space-Gard models 2200 & 2253. Easily fits aprilaire/Space-Gard models 2200 & 2253. Merv 12 rating-up to 60x more efficient than typical 1" fiber glass filter. Merv 12 - up to 60 times more efficient than a standard 1" fiberglass filter. Electrostatically charged fibers. Lasts up to 12 months. Actual size – 4 3/8 x 19 3/8 x 24 3/8 Inches. Captures high percentage of house hold airborne particles, including microscopic particles you can't see. No time consuming assembly required.
BrandHoneywell #ad
ManufacturerHoneywell #ad
Height20 Inches
Length25 Inches
Width4.5 Inches
Part NumberCF200A1016
ModelCF200A1016
Warranty1 Year Limited

2. BestAir

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Removes Allergens & Contaminants, 20" x 25" x 4", MERV 13, Fits 100%, Pack of 3, BestAir HW2025-13R AC Furnace Air Filter, For Honeywell Models

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BestAir #ad - Using our best tech and design, this bestair filter is manufactured to trap up to 99% of Airborne Particles from 03 to 100 microns; long life filter design for long lasting performance up to 12 months.

Designed to perform with high efficiency and minimum pressure drop; conserving energy and lowering costs. Minimum efficiency reporting value MERV of 13; generating the best filtration with fewer particles and contaminants that pass through the filter. Filters out unwanted particles including dust lint, pollen, bacteria, mold particles, and virus carriers while allowing cleaner air to flow through.
BrandBestAir #ad
ManufacturerRPS Products, Inc #ad
Height24.63 Inches
Length19.75 Inches
Width4.25 Inches
Part NumberHW2025-13R
ModelHW2025-13R

3. Honeywell

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16x25x4, Honeywell CF100A1009/U MicroDefense AC Furnace 4 Inch High Efficiency Air Filter

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Honeywell #ad - Actual size 15. 838 x 24. 875 x 4. 375 inches. 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.

And 20x more effective than than typical 1-inch fiberglass filters. Merv 8 rating - get exceptional protection against dust, bacteria, fungus, viruses, pollen, and spores. Compatible and convenient - compatible with all honeywell products, Aprilaire and Space -Gard models 2200 and 2251, and Trion Air Bear 20 x 24 air cleaners.

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. Dimensions - nominal size 16 x 25 x 4 inches. Recommended use - recommended for homes with pets, people with allergies, homes with smokers, or anyone wanting cleaner air.
BrandHoneywell #ad
ManufacturerHoneywell #ad
Height16 Inches
Length25 Inches
Weight1 Pounds
Width4 Inches
Part NumberCF100A1009/U
ModelCF100A1009/U
Warranty1 Year Limited

4. 3M

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20 x 25 x 4-Inch, 3M COMPANY DP03DC-4 Filtrete Filter

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3M #ad - For housing units accommodating 4 " Nominal Size Filters & Is For Residential Use. Adds extra shine to your product. Lasts up to 12 Months.

The filtrate, allergen reduction filter, 3 month filter, 20x 25x 4, for housing units accommodating 4Nominal size filters & is for residential use. Allergen Reduction Filter. Allergen Reduction Filter. For housing units accommodating 4 " Nominal Size Filters & Is For Residential Use. Allergen Reduction Filter. Lasts up to 12 Months. Lasts up to 12 Months. Manufactured in China. For housing units accommodating 4 " Nominal Size Filters & Is For Residential Use.
Brand3M #ad
Manufacturer3M #ad
Height25 Inches
Length4 Inches
Weight2.67 Pounds
Width20 Inches
Part NumberDP03DC-4
ModelDP03DC-4
WarrantyAS LISTED

5. BestAir

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MERV 11, Fits 100%, Pack of 2, with Cardboard Frame, BestAir A201-SGM-BOX-11R AC Furnace Air Filter, For Aprilaire/SpaceGard 2200, 20" x 25" x 6", 2250 201 & Lennox PMAC-20C 24"

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BestAir #ad - Filters out unwanted particles including dust lint, mold particles, bacteria, pollen, and virus carriers while allowing cleaner air to flow through.

Using best tech & design, bestair furnace filter traps up to 95% of airborne Particles 03 to 100 microns; compared to a standard 1" fiberglass filter, we are 25-30% more efficient when capturing large household particles passing through the filter. Designed to perform with high efficiency and minimum pressure drop; conserving energy and lowering costs to your HVAC system. Minimum efficiency reporting value MERV of 11; generating better filtration and fewer particles and contaminants that pass through the filter.
BrandBestAir #ad
ManufacturerRPS Products, Inc #ad
Height25 Inches
Length20 Inches
Weight6 Pounds
Width6 Inches
Part NumberA201-SGM-BOX-11R
ModelA201-SGM-BOX-11R

6. Flanders

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MERV 4, E-Z Flow Air Filter, 20 x 25 x 1-Inch, 12-Pack

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Flanders #ad - Merv 4 rating: removes household dust, pollen, and lint. Continuous chipboard design guards against corner separation while the one-sided metal media retainer adds to the filter strength. Each filter maintains efficiency for up to 30 days. Compatible with hvac systems requiring filters sized 20" x 25" x 1". Pack of 12 disposable ul class II rated air filters designed for protection of furnace and central air units.
BrandFlanders #ad
ManufacturerFlanders Corporation #ad
Height25 Inches
Length20 Inches
Weight6.5 Pounds
Width1 Inches
Part Number10155.012025
Model10155.012025

7. BestAir

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Fits 100%, 20" x 25" x 4", BestAir SG213-BOX-13R AC Furnace Air Filter, For Aprilaire/SpaceGard Models, Removes Allergens & Contaminants, MERV 13

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BestAir #ad - Fits: aprilaire space gard 4200, 213, 2210, and the following models with upgrade kits #1213: 2200 & 2120; includes cardboard frame. Easy to install - just slide in and that's it! No lining up rails no awkward bending. Hypoallergenic, micro free electrostatic deep pleated media to optimize particulate capture rate and minimize pressure drop on your HVAC system. Lasts up to 12 months & Proudly Made in the USA. Merv 13 removes 99% of particles up to 10 microns: dust/lint, Bacteria, Dander, Smoke, Dust Mite, Smog, Pollen, Mold Spores, Virus Carriers, Odors.
BrandBestAir #ad
ManufacturerRPS Products #ad
Height24 Inches
Length4 Inches
Weight1.8 Pounds
Width19 Inches
Part NumberSG213-BOX-13R
ModelSG213-BOX-13R

8. BestAir

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Supreme, MERV 13, BestAir AB2025-13R AC Furnace Filter, Pack of 3, Fits 100%, 20" x 25" x 5", Ultravation & Braeburn Models, Skuttle, Source1, GeneralAire, For Trion Air Bear

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BestAir #ad - Using our best tech and design, the bestair furnace filter is manufactured to trap up to 99% of Airborne Particles from 03 to 100 microns; this model is 25-30% more efficient when capturing large household particles passing through the filter than a standard 1" fiberglass filter.

Filters out unwanted particles including dust lint, pollen, bacteria, smog, odors, mold particles, and virus carriers while allowing cleaner air to flow through. Designed to perform with high efficiency and minimum pressure drop; conserving energy and lowering costs to your HVAC system. Minimum efficiency reporting value MERV of 13; generating the best filtration with fewer particles and contaminants that pass through the filter.
BrandBestAir #ad
ManufacturerRPS Products, Inc #ad
Height24.25 Inches
Length19.75 Inches
Width4.88 Inches
Part NumberAB2025-13R
ModelAB2025-13R

9. BestAir

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BestAir HW1625-11R Air Cleaning Furnace Filter, for Honeywell Models, MERV 11, 16" x 25" x 4", Removes Allergens & Contaminants, Single Pack

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BestAir #ad - Filters out unwanted particles including dust lint, bacteria, mold particles, pollen, and virus carriers while allowing cleaner air to flow through.

Using our best tech and design, this bestair filter is manufactured to trap up to 95% of Airborne Particles from 03 to 10 Designed to perform with high efficiency and minimum pressure drop; conserving energy and lowering costs. Minimum efficiency reporting value MERV of 11; generating better filtration with fewer particles and contaminants that pass through the filter. 0 microns; long life filter design for long lasting performance up to 12 months.
BrandBestAir #ad
ManufacturerRPS Products #ad
Height24.75 Inches
Length4 Inches
Width15.75 Inches
Part NumberHW1625-11R
ModelHW1625-11R