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10 bestAc Filtersof November 2025

112M consumers helped this year.

1

Filtrete 14x25x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 13.81x24.81x0.78 in)

Filtrete 14x25x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 13.81x24.81x0.78 in)

Filtrete 14x25x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 13.81x24.81x0.78 in)

Filtrete

9.8

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2

Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

Filtrete

9.6

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3

Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.5 x 24.5 x 3.75)

Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.5 x 24.5 x 3.75)

Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack, Fits Lennox & Honeywell Devices (exact dimensions 19.5 x 24.5 x 3.75)

Filtrete

9.4

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4

Filtrete 20x30x1 AC Furnace Air Filter, Merv 8 MPR 700, Dust, Pollen, & Pet Dander, 4-Pack (exact dimensions 29.88x19.88x1.63)

Filtrete 20x30x1 AC Furnace Air Filter, Merv 8 MPR 700, Dust, Pollen, & Pet Dander, 4-Pack (exact dimensions 29.88x19.88x1.63)

Filtrete 20x30x1 AC Furnace Air Filter, Merv 8 MPR 700, Dust, Pollen, & Pet Dander, 4-Pack (exact dimensions 29.88x19.88x1.63)

Filtrete

9.2

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5

Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack

Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack

Nordic Pure 20x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack

Nordic Pure

8.9

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OtherRelated products

PUREBURG HPA710WE Replacement Filter Set Compatible with Honeywell Air Purifier HRF-Q710E HRF-L710E, H13 HEPA Activated Carbon

PUREBURG HPA710WE Replacement Filter Set Compatible with Honeywell Air Purifier HRF-Q710E HRF-L710E, H13 HEPA Activated Carbon

Nordic Pure 16x20x4M8-2 MERV 8 Pleated AC Furnace Air Filter, 16x20x4, Box of 2

Nordic Pure 16x20x4M8-2 MERV 8 Pleated AC Furnace Air Filter, 16x20x4, Box of 2

Filtrete 16x25x1 AC Furnace Air Filter, MERV 13, MPR 2200, Elite Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.69x24.69x0.78 in)

Filtrete 16x25x1 AC Furnace Air Filter, MERV 13, MPR 2200, Elite Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.69x24.69x0.78 in)

Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size19.69x19.69x0.81 in)

Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size19.69x19.69x0.81 in)

6

Nordic Pure 16x25x1 MERV 12 Pleated Plus Carbon AC Furnace Air Filters, 12 PACK, Piece

Nordic Pure 16x25x1 MERV 12 Pleated Plus Carbon AC Furnace Air Filters, 12 PACK, Piece

Nordic Pure 16x25x1 MERV 12 Pleated Plus Carbon AC Furnace Air Filters, 12 PACK, Piece

Nordic Pure

8.7

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7

Filtrete 12x24x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 2-Pack (exact dimensions 11.69 x 23.69 x 0.78)

Filtrete 12x24x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 2-Pack (exact dimensions 11.69 x 23.69 x 0.78)

Filtrete 12x24x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 2-Pack (exact dimensions 11.69 x 23.69 x 0.78)

Filtrete

8.4

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8

Nordic Pure 14x20x1 MERV 12 Pleated AC Furnace Air Filters, Pack of 6

Nordic Pure 14x20x1 MERV 12 Pleated AC Furnace Air Filters, Pack of 6

Nordic Pure 14x20x1 MERV 12 Pleated AC Furnace Air Filters, Pack of 6

Nordic Pure

8.1

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9

BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter,MADE IN USA,Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters, Bacteria, Smoke (Actual Size: 19 11/16’’x19 11/16’’x3/4‘’)

BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter,MADE IN USA,Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters, Bacteria, Smoke (Actual Size: 19 11/16’’x19 11/16’’x3/4‘’)

BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter,MADE IN USA,Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters, Bacteria, Smoke (Actual Size: 19 11/16’’x19 11/16’’x3/4‘’)

BNX

7.9

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10

Filtrete 12x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 11.81x19.81x0.78 in)

Filtrete 12x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 11.81x19.81x0.78 in)

Filtrete 12x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 11.81x19.81x0.78 in)

Filtrete

7.6

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