Top 10 Best 20 X 21 Hepa Filter For Air Conditioner : Our Recommendations in 2023

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Comparison Chart for Top 20 X 21 Hepa Filter For Air Conditioner

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Our Recommendation on the 10 Best 20 X 21 Hepa Filter For Air Conditioner

1. Filtrete 20x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 19.719 x 24.688 x 0.78)

Features:

• 1500 MPR has a rating of MERV 12
• DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through
• Electrostatic air filter with Microparticle Performance Rating 1500
• OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system
• 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)
• FIND YOUR SIZE: 1500 MPR available in 4 in. , 4 in. slim fit and 5 in. thick air filters
• ATTRACTS AND CAPTURES microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses–and large particles, including lint, household dust and pollen
• Designed with Filtrete Brand 3-in-1 technology from 3M to pull in and trap unwanted air particles while letting clean air flow through
• 3 times better at small particle capture compared to non-electrostatic pleated filters for the capture of 0.3 to 1.0 micron particles.
• 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!
• Lasts up to 3 months
• CERTIFIED as asthma & allergy friendly (As outlined in report ASCR: 1246-01)
• 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 4 in. and 5 in. filters
• Captures microscopic particles including: smoke, cough/sneeze debris, bacteria, viruses, and large particles like lint, dust and pollen.

Additional Info:

Height	0.78
Width	19.71
Length	24.68
Weight	1.45

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2. Filtrete 20x20x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (exact dimensions 19.719 x 19.719 x 0.84)

Features:

• 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
• 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
• FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters, and at least every 12 months for 4 in. and 5 in. filters
• CREATE A CHANGE COUNTDOWN in the Filtrete Smart app. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
• 1000 MPR has a rating of MERV 11
• FIND YOUR SIZE: 1000 MPR available in 4in. , 4in. slim fit and 5in. thick air filters
• FOR RESIDENTIAL use only
• 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!

Additional Info:

Height	2.5
Width	21
Length	20.375
Weight	1.15

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3. Filterbuy 20x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver)

Features:

• All components are manufactured within the United States and designed with recyclable materials
• 20x20x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.50 x 19.50 x 0.75 inches)
• 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
• 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

Additional Info:

Color	Silver
Height	0.75
Width	19.5
Length	19.5
Weight	1.8

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4. Filtrete 16x20x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 15.69 x 19.69 x 0.81)

Features:

• For residential use only
• Outperforms fiberglass, washable and non electrostatic 3 month pleated 1 inches air filters for your furnace, air conditioner, or HVAC system
• 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
• Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores
• 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
• Filtrete 300 MPR (Microparticle Performance Rating) equates to MERV 5
• For optimum performance, change your home air filter every 90 days or sooner
• Exclusive Filtrete Brand 3 in 1 technology from 3M traps unwanted air particles, while letting cleaner air flow through
• Packaging and filter media may vary for MPR 300

Additional Info:

Color	White
Height	15.69
Width	0.81
Length	19.69
Weight	0.55

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5. Filterbuy 20x20x1 Air Filter MERV 13, Pleated HVAC AC Furnace Filters (4-Pack, Platinum)

Features:

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

Additional Info:

Color	Platinum
Height	0.75
Width	19.5
Length	19.5

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6. Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4″ x 19 3/4″ x 3/4″)

Features:

• 100% synthetic electrostatic media for high efficiency with low air flow resistance
• 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
• Nominal size: 20x20x1; Actual size: 19 3/4″ x 19 3/4″ x 3/4″; This MERV 8 filter is comparable with MPR 600 & FPR 5.
• Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
• Designed to filter microscopic particles such as lint, dust mites, spores, and pollen

Additional Info:

Color	White
Height	0.75
Width	19.75
Length	19.75
Weight	3.06

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7. Aerostar 16 3/8 x 21 1/2 x 1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 16 3/8″x21 1/2″x3/4″)

Features:

• Nominal size: 16 3/8×21 1/2×1; Actual size: 16 3/8″x21 1/2″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
• Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
• 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
• 100% synthetic electrostatic media for high efficiency with low air flow resistance

Additional Info:

Color	MERV 11
Height	0.75
Width	21.5
Length	16.375

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8. Aerostar 19 7/8 x 21 1/2 x 1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 7/8″x21 1/2″x3/4″)

Features:

• Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive
• Nominal size: 19 7/8 x 21 1/2×1; Actual size: 19 7/8″x21 1/2″x3/4″; This MERV 13 filter is comparable with MPR 1500-1900 & FPR 10.
• Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria
• 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
• 100% synthetic electrostatic media for high efficiency with low air flow resistance

Additional Info:

Color	MERV 13
Height	0.75
Width	21.5
Length	19.875

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9. Filtrete 16x20x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (exact dimensions 15.719 x 19.719 x 0.84)

Features:

• 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.FIND YOUR SIZE: 1000 MPR available in 4in. , 4in. slim fit and 5in. thick air filters.FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters, and at least every 12 months for 4 in. and 5 in. filters.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!.FOR RESIDENTIAL use only.CREATE A CHANGE COUNTDOWN in the Filtrete Smart app. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
• 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
• 1000 MPR has a rating of MERV 11
• DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through

Additional Info:

Color	White
Height	2.5
Width	21
Length	16.375
Weight	0.92

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10. FILTI 7500 Air Filter 16x20x1 MERV 13 | Pleated Home Air Filter w/ Nanofiber Technology | HVAC AC Furnace Filter MADE IN USA, 4 Pack (16x20x1)

Features:

• EVERY AIR FILTER has a nominal size and an actual size. The nominal size is rounded to the nearest whole or half inch, normally in a larger font, that helps simplify the purchasing process (ex: 16” x 20” x 1″). Whereas the actual size is an exact measurement, normally in a smaller font, that depicts the precise dimensions of the filter (ex: 15.5” x 19.5” x .75″).
• STATE OF THE ART MERV 13 NANOFIBER MEDIA offers EXCEPTIONAL FILTER PERFORMANCE. Great option for your home furnace filters, air conditioner, as well as commercial HVAC system providing the cleanest air for the healthiest lifestyle. Filti replaceable air filters are designed & manufactured to last 90 days or 3 months. Very economical and easy to install.
• PHENOMENAL CONSTRUCTION. Professional beverage board frames leaves you with a filter that will outperform standard filters that are on the market today. An engineered melt-blown design with a 3-layer composition increases dust collection throughout the filters lifetime.
• 100% MADE IN AMERICA. Made with recyclable materials helping our environment stay clean while providing superior air quality.

Additional Info:

Height	1
Width	20
Length	16

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Best 20 X 21 Hepa Filter For Air Conditioner Buying Guide

Brand Value: Every brand of 20 X 21 Hepa Filter For Air Conditioner has a distinct value. A lot of brands have a distinctive value proposition that’s different from their competitors.

Specifications: It is possible to determine their effectiveness.

Product Value: This simply is how much value for the buck you get from your 20 X 21 Hepa Filter For Air Conditioner.

Customer Ratings: Number rating grade 20 X 21 Hepa Filter For Air Conditioner objectively.

Customer Reviews These reviews are closely connected to ratings. They give you detailed and authentic feedback from real customers regarding 20 X 21 Hepa Filter For Air Conditioner.

Product Quality: Sometimes you receive less than you pay for 20 X 21 Hepa Filter For Air Conditioner at other times, you will pay more.

Reliability of the product It is an excellent gauge of the durability and longevity of a 20 X 21 Hepa Filter For Air Conditioner for how long it will last.

Verdict

Before you purchase of the Best 20 X 21 Hepa Filter For Air Conditioner think about your budget and your needs. You should ensure that it has good reviews to feel confident in its performance.

Make sure it has any kind of warranty. If it were to occur during its initial moments, they’ll pay for all expenses relating to repair or damage.

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