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1. Accord Ventilation

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20-Inch x 20-InchDuct Opening Measurements, Accord ABRFWH2020 Return Filter Grille with 1/2-Inch Fin Louvered, White

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Accord Ventilation #ad - Listed product sizes refer to the duct opening measurements, not the register itself. For sidewall or ceiling application. The number of louvered columns and mounting holes will vary based on the size of the grille ordered. Removable hinged face accepts nominal 1-in thick filters for easy installation and cleaning. Steel construction, 1/2-in spaced fins.
BrandAccord Ventilation #ad
ManufacturerAccord #ad
Height1.6 Inches
Length22.1 Inches
Weight8.1 Pounds
Width22.1 Inches
Part NumberABRFWH2020
ModelABRFWH2020

2. Aprilaire

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Economic Furnace Filter w/MERV 11 Filter, 20 x 20", Aprilaire 1310 Whole House Air Purifier

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Aprilaire #ad - Model 1310 is a whole home air cleaner unit operation is completely silent only maintenance required is replacement of the disposable media Outer housing is heavy gauge, preassembled galvanized steel Self-aligning painted door easily snaps into place every time Cabinet and media are UL classified Narrow 6. 75"" cabinet for easier installations and more flexible applications Prevents dust build up Maximizes the life of your heating and cooling equipment Improves energy savings Produces no ozone be.
BrandAprilaire #ad
ManufacturerAprilaire #ad
Height24 Inches
Length22.5 Inches
Weight15 Pounds
Width8.5 Inches
Part Number1310

3. Honeywell

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MERV 11, 4", 25" x 20", Honeywell F100F2044 Media Air Cleaner

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Honeywell #ad - Requires no electrical connections. Applicable to all gas, oil and electric forced air furnaces and to compressor cooling up to 5 tons. High efficiency media filter captures particles as small as 03 microns. Mounts in the return air duct. Rugged zinc-coated, roll-formed cabinet resists corrosion and can support weight of residential furnace and evaporator coil.
BrandHoneywell #ad
ManufacturerHoneywell #ad
Weight2 Pounds
Part NumberF100F2044
ModelF100F2044

4. FilterBuy

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Actual size 19 3/8" x 24 3/8" x 3 5/8", FilterBuy 20x25x4 MERV 13 Pleated AC Furnace Air Filter, 20x25x4 – Platinum, Pack of 4 Filters

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FilterBuy #ad - Long-lasting: designed to last up to 3 months. High quality: filter frames are made of beverage board, which stays strong through humidity and temperatures up to 200° F. Also captures bacteria, viruses carrying particles, mold spores and smoke.

Nominal size 20x25x4, actual size: 19 3/8" x 24 3/8" x 3 5/8". Check your size. Suitable for residential and business or commercial use Industrial grade. 20x25x4 merv 13 pleated air filter for ac hvac or furnace pack of 4 filters. Made in the usa: manufactured by FilterBuy in the USA using 100% American made components.

Hospital grade merv 13 synthetic media: attracts and captures airborne particles or allergens less than one micron in size such as pollen, fine dust, pet dander. Synthetic media provides significantly higher particulate efficiency than standard cotton media. Afb platinum merv 13, comparable with mpr 1500 to 1900 Ultimate Allergen Defense or Allergen Elite FPR 10 .
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Part NumberAFB20x25x4M13pk4
ModelAFB20x25x4M13pk4

5. HVAC Premium

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HVAC Duct Cover, Ceiling Recommended, White Outer Dimensions: 22.5 X 21.75, 20" X 20" Steel Return Air Filter Grille for 1" Filter, Flat" Stamped Face, Fixed Hinged

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HVAC Premium #ad - Click add to cart now and enjoy a new updated refreshing look to your home. 20" x 20" steel return air filter grille for 1" filter - fixed hinged - ceiling recommended - hvac duct cover - flat" stamped Face - White Outer Dimensions: 22.

5 x 21. 75 - see below how to measure a grille. Unrestricted airflow for your hvac system - noise Free Components - No Vibrating Louvers Etc. Quality packaging & satisfaction guaranteed- carefully shrink wrapped with solid cardboard backing to prevent damage in shipment - hand Inspected for Quality - 100% Satisfaction Guaranteed, Don’t worry you’re covered by our 100% money back guarantee no questions asked. Easy to use - our easy to use filter grille latch is powder-coated BEFORE Installation - And Requires No Screwdriver To Open After Installation, Just Open and Close Latches.
BrandHVAC Premium #ad
ManufacturerHVAC Premium #ad
Height22.85 Inches
Length1.75 Inches
Weight7.7 Pounds
Width22.85 Inches
Part Number190 20X20
WarrantyManufacturer

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

7. FilterBuy

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Pack of 6 Filters, FilterBuy 20x22x1 MERV 8 Pleated AC Furnace Air Filter, 20x22x1 – Silver

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FilterBuy #ad - Afb silver merv 8, comparable with mPR 300 / 600 clean living and dust & pollen. High quality: filter frames are made of beverage board, which stays strong through humidity and temperatures up to 200° F.

Traps 90% of airborne particles: say goodbye to dust, debris, lint, pollen, and pet dander. Long-lasting: designed to last up to 3 months. Made in the usa: manufactured by filterbuy in the USA using 100% American made components. 20x22x1 merv 8 pleated air filter for ac hvac or furnace pack of 6 filters. Synthetic media provides significantly higher particulate efficiency than standard cotton media. Ideal for residential and commercial use. Save big on a premium product by purchasing directly from the manufacturer. Say hello to better indoor air quality! .
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Weight1.39 Pounds
Part NumberAFB20x22x1M8pk6
ModelAFB20x22x1M8pk6

8. Aerostar

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6-Pack, Actual Size: 19 1/2"x24 1/2"x3 3/4", Made in the USA, Captures Virus Particles, Aerostar Home Max 20x25x4 MERV 13 Pleated Air Filter

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Aerostar #ad - Superior filtration efficiency - aerostar filters are made with electrostatically charged synthetic material that draws and captures allergens including lint, pet dander, pollen, dust mites, mold spores, and dust. For best results, change your filters every 60 to 90 days during normal times of year but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest.

Check your fit - nominal size: 20x25x4; actual size: 19 1/2"x24 1/2"x3 3/4"; this MERV 13 filter is comparable with MPR 1500-1900 & FPR 10 Improve indoor air quality - protect your family and loved ones with clean indoor air quality at home. Made in the usa - aerostar filters are manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions for residential, commercial and industrial applications.

Aerostar filters are a simple to install and cost-effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms. High performing - 100% synthetic electrostatic media for high efficiency with low air flow resistance.
BrandAerostar #ad
ManufacturerFiltration Group (Environmental Air) #ad
Part Number20x25x4 MERV 13
Model20x25x4 MERV 13