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Top 10 20x20x4 Furnace Filters – Furnace Filters

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1. Filtrete

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Filtrete 20x20x4, Healthy Living Ultra Allergen Deep Pleat, MPR 1550 DP, 2-Pack actual dimensions 19.88 x 19.88 x 4.31, AC Furnace Air Filter

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Filtrete #ad - Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in. Attracts and captures microscopic particles such as smoke, bacteria and viruses - and large particles, including lint, cough and sneeze debris, household dust and pollen.

1550 mpr has a rating of MERV 12. Thick air filters. 54% small particle capture, like bacteria and particles that carry viruses % captured is based on ASHRAE 52. 2 testing for 03 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. Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.

Slim fit and 5 in. And 5in. For optimal performance of your heating & cooling system or hvac system, change your home air filter at least every 90 days for 1in. Filters, and at least every 12 months for 4in. Find your size: 1550 mpr available in 4 in. 4 in. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy.
BrandFiltrete #ad
ManufacturerFiltrete #ad
Height19.88 Inches
Length19.88 Inches
Weight2.25 Pounds
Width4.31 Inches
Part NumberNDP02-4IN-2P-2
ModelNDP02-4IN-2P-2
WarrantyLimited Warranty

2. Nordic Pure

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Nordic Pure 20x20x4 MERV 12 Pleated AC Furnace Air Filters 2 Pack

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Nordic Pure #ad - Actual size: 19 1/2 x 19 1/2 x 3 5/8 19. Hypoallergenic and pleated electrostatic filter material. Made in the U. S. A. 5 x 3. 63. 5 x 19. Nordic pure recommends changing 4" air filters every 3-6 months. Attracts indoor allergens, dust, pollen and other airborne contaminants.
BrandNordic Pure #ad
ManufacturerNordic Pure #ad
Height20 Inches
Length20 Inches
Width4 Inches
Part Number20x20x4M12-2
Model20x20x4M12-2

3. Filtrete

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Micro Allergen Defense Deep Pleat, MPR 1000 DP, AC Furnace Air Filter, 2-Pack actual dimensions 19.88 x 19.88 x 4.31, Filtrete 20x20x4

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Filtrete #ad - And 5 in. Create a change countdown in the filtrete smart app. Filters, and at least every 12 months for 4 in. Thick air filters. When the lifespan is up, you’ll get a notification to change your filter. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy.

Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in. For optimal performance of your heating & cooling system or hvac system, change your home air filter at least every 90 days for 1 in. Slim fit and 5in. Filters. The higher the mpr, pet dander, smoke, the more microparticles--such as pollen, bacteria and viruses--your filter will capture from the air passing through it.

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. 1000 mpr has a rating of MERV 11. Find your size: 1000 mpr available in 4in. 4in. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown.
BrandFiltrete #ad
ManufacturerFiltrete #ad
Height19.88 Inches
Length19.88 Inches
Width4.31 Inches
Part NumberADP02-2PK-2
ModelADP02-2PK-2
WarrantyAs Labelled

4. FilterBuy

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Silver, FilterBuy 20x20x4 Air Filter MERV 8, Pleated HVAC AC Furnace Filters 2-Pack

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FilterBuy #ad - 20x20x4 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 19. 38 x 19. 38 x 3. 63 inches. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs.

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. All components are manufactured within the United States and designed with recyclable materials. 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.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height3.63 Inches
Length19.38 Inches
Width19.38 Inches
Part NumberAFB20x20x4M8pk2
ModelAFB20x20x4M8pk2

5. FilterBuy

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Platinum, Pleated HVAC AC Furnace Filters 4-Pack, FilterBuy 20x20x4 Air Filter MERV 13

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FilterBuy #ad - 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.

Merv 13 synthetic media comparable with mpr 1500-1900 & FPR 10 protects homes optimally by trapping 98% of airborne particles without impacting air flow. All components are manufactured within the United States and designed with recyclable materials. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs. 20x20x4 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 19. 38 x 19. 38 x 3. 63 inches.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height3.63 Inches
Length19.38 Inches
Weight12 Pounds
Width19.38 Inches
Part NumberAFB20x20x4M13pk4
ModelAFB20x20x4M13pk4

6. FilterBuy

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Platinum, Pleated HVAC AC Furnace Filters 2-Pack, FilterBuy 20x20x4 Air Filter MERV 13

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FilterBuy #ad - 20x20x4 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 19. 38 x 19. 38 x 3. 63 inches. All components are manufactured within the United States and designed with recyclable materials.

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.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height3.63 Inches
Length19.38 Inches
Width19.38 Inches
Part NumberAFB20x20x4M13pk2
ModelAFB20x20x4M13pk2

7. Aerostar

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Aerostar 16x20x4 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack Actual Size: 15 1/2"x19 1/2"x3 3/4"

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Aerostar #ad - Simple to install and a cost-effective step towards a healthier home environment. Designed to filter microscopic particles such as lint, pollen, pet dander, fine dust, dust mites, spores, and smoke.

100% synthetic electrostatic media for high efficiency with low air flow resistance. Replace 3"-5" filters every 3-6 months. Nominal size: 16x20x4; actual size: 15 1/2"x19 1/2"x3 3/4"; this merv 11 filter is comparable with MPR 1000-1200 & FPR 7. Manufactured in the usa by filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive.
BrandAerostar #ad
ManufacturerFiltration Group (Environmental Air) #ad
Height3.75 Inches
Length15.5 Inches
Weight6.26 Pounds
Width19.5 Inches
Part Number16x20x4 MERV 11
Model16x20x4 MERV 11

8. Honeywell Home

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Honeywell FC100A1011 20 x 20 x 4 inch replacement media air furnace filter, MERV 11

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Honeywell Home #ad - The package height of the product is 4. 599999995308 inches. The package weight of the product is 1. 3999353637 pounds. The package width of the product is 19. 9999999796 inches. The package length of the product is 19. 9999999796 inches.
BrandHoneywell Home #ad
ManufacturerHoneywell Home #ad
Height26 Inches
Length17 Inches
Weight1 Pounds
Width28 Inches
Part NumberFC100A1011
ModelFC100A1011

9. FilterBuy

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Pleated HVAC AC Furnace Filters 4-Pack, Silver, FilterBuy 20x20x4 Air Filter MERV 8

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FilterBuy #ad - 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.

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. 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. 20x20x4 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 19. 38 x 19. 38 x 3. 63 inches.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height3.63 Inches
Length19.38 Inches
Weight12 Pounds
Width19.38 Inches
Part NumberAFB20x20x4M8pk4
ModelAFB20x20x4M8pk4

10. FilterBuy

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Gold, FilterBuy 20x20x4 Air Filter MERV 11, Pleated HVAC AC Furnace Filters 2-Pack

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FilterBuy #ad - 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.

20x20x4 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 19. 38 x 19. 38 x 3. 63 inches. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs. Merv 11 synthetic media comparable with mpr 1000-1200 & FPR 7 protects homes from pets or allergies by trapping 95% of airborne particles without impacting air flow. All components are manufactured within the United States and designed with recyclable materials.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height3.63 Inches
Length19.38 Inches
Weight6 Pounds
Width19.38 Inches
Part NumberAFB20x20x4M11pk2
ModelAFB20x20x4M11pk2

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