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10 bestAc Filtersof November 2025

112M consumers helped this year.

1

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

10.0

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2

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

10.0

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3

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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4

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

9.7

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5

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

9.5

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OtherRelated products

Nordic Pure 16x24x1 MERV 14 Pleated AC Furnace Air Filters 6 Pack

Nordic Pure 16x24x1 MERV 14 Pleated AC Furnace Air Filters 6 Pack

Honeywell HRF-R2E True-HEPA Filter Compatible with HPA100WE Air Purifier

Honeywell HRF-R2E True-HEPA Filter Compatible with HPA100WE Air Purifier

PUREBURG HPA830W Replacement True HEPA Filter Set Compatible with Honeywell HPA830 Series HEPA Air Purifier, HRFJ830 / Filter J

PUREBURG HPA830W Replacement True HEPA Filter Set Compatible with Honeywell HPA830 Series HEPA Air Purifier, HRFJ830 / Filter J

Nordic Pure 20x24x2 MERV 12 Pleated AC Furnace Air Filters 3 Count (Pack of 1)

Nordic Pure 20x24x2 MERV 12 Pleated AC Furnace Air Filters 3 Count (Pack of 1)

6

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

9.3

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7

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

9.0

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8

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)

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

8.8

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9

PUREBURG Replacement True HEPA Filter Compatible with 3M Filtrete ULTRA CLEAN Air Purifiers FAP01 and FAP02, Part Number FAPF01/FAPF02,H13 Air Clean Dust VOCs,1-Pack

PUREBURG Replacement True HEPA Filter Compatible with 3M Filtrete ULTRA CLEAN Air Purifiers FAP01 and FAP02, Part Number FAPF01/FAPF02,H13 Air Clean Dust VOCs,1-Pack

PUREBURG Replacement True HEPA Filter Compatible with 3M Filtrete ULTRA CLEAN Air Purifiers FAP01 and FAP02, Part Number FAPF01/FAPF02,H13 Air Clean Dust VOCs,1-Pack

PUREBURG

8.6

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10

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

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

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

Filtrete

8.3

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