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FaucetsMore Top BrandsResold Air ConditionersResold Air PurifiersResold Cooling & HeatingResold DysonResold HeatersResold Home ImprovementResold MideaResold SharkResold WINIXSafety Equipment and GearAir QualityAir ToolsAlarm SystemsAll Garage StorageAll Home SecurityAll Renewable EnergyAll Tool SetsAmerican StandardAsphalt, Concrete & MasonryAwningsBathroom Cabinets & FixturesBathroom HardwareBathroom PlumbingBetter Homes & Gardens Home ImprovementBLACK+DECKERBrackets and Angle IronsBreakers, Distributors, and Load CentersBritaBulk & Commercial Toilet PaperCable ManagementCar Emergency SuppliesCaulking & SealantsChains, Ropes and TiedownsCommercial LightingConduits and FittingsDeckingDehumidifiersDesigner Plumbing Fixtures & HardwareDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareDoor WeatherproofingDoorbellsDoorsDuck WeatherproofingDyson Air QualityElectric MotorsElectrical ToolsElectrical Wire & CableElectronic Communication ComponentsEmergency SuppliesEmersonEnvionEvaporative Coolers and PartsExtension Cord ReelsExtension CordsFastenersFiltreteFire SafetyFireplacesFlashlightsFoam Multi-Purpose FlooringFurniture HardwareGarage CabinetsGarage Door Openers and HardwareGarage LightsGarage Shelves and RacksGarage Storage SystemsGarbage DisposalsGate HardwareGatesGuttering & DrainageHaierHand ToolsHardware KnobsHART AutomotiveHART Lawn & GardenHART LifestyleHART Power ToolsHART Protective GearHART VacuumsHolmesHome SafetyHome Safety by BrandHooksHVAC Ducting and VentilationInsulationInterconnect TerminalsInterior PaintKitchen Fixtures and MaterialsKitchen HardwareKitchen PlumbingKNIPEX ToolsKohlerKrausLaddersLaskoLevoitLight BulbsLight TimersLiquid WrenchLocker LocksMailboxes and Mailbox AccessoriesMainstays Home ImprovementMakitaMasonry ToolsMayfairMechanics ToolsMetal CuttingMetal SheetsMideaMoen Home ImprovementMoldingMouldingsNext-day Delivery CoolingOutdoor DrainageOutletsPadlocksPaint ColorsPaint PrimersPaint SamplesPaint Supplies & ToolsPelonisPersonal PreparednessPersonal Protective EquipmentPersonal SafetyPipes, Fittings & AccessoriesPlug AdaptersPlumbing Tools & AccessoriesPower Tool AccessoriesPower ToolsPower TransformersPressure WashersPro ToolsProjectsProtective Metal Working GearPURRailingRCAReady AmericaRefurbished ToolsRegisters and GrillsRoofingRubberRubbermaidSafes & LockboxesSafety DetectorsSandbags & Flood GuardsSealants, Fillers and AdhesivesShop Plumbing BrandsShop Plumbing by FixtureShop VacSolar AccessoriesSolar Charge ControllerSolar PanelsSolderingSpecialty PaintSpray PaintStair PartsStanleyStep StoolsStorage ContainersStorm & Flood PrepStovesSurveillanceTestersThermostatsTile by ApplicationTile Tools & MaterialsToilets and BidetsTool Equipment & StorageTOTOTrimUtility CartsUtility FixturesUtility Sinks & FaucetsVacmasterValves & Valve RepairWall DecalsWallpaperWallpaper by ThemeWater DispensersWater FiltersWater Filtration & Water SoftenersWater HeatersWater Heaters, Pumps & TanksWater JugsWaterproofers and SealersWD-40Weatherproof CoversWeatherstrippingWeldersWelding & Cutting AccessoriesWelding ConsumablesWildfire PrepWind TurbinesWindow Screens and FilmsWindow WeatherproofingWinter PrepWood Stains, Coatings & FinishesWoodworking ToolsWorxZeroWater

The Filter

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Aerostar 19.875x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack From $33.29

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4.7 out of 5 Stars. 37 reviews

Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $39.89 Was $45.54

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4.4 out of 5 Stars. 27 reviews

Aerostar 16.375x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack From $45.32

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Aerostar 16.375x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack

4.8 out of 5 Stars. 48 reviews

Simply Filters 20x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack) From $34.99

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4.6 out of 5 Stars. 785 reviews

Overall pick Filtrete 20x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

Filtrete 20x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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From$564

Filtrete 20x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.6 out of 5 Stars. 3785 reviews
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1K+ bought since yesterday AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter From $7.48

AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter
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AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter

4.5 out of 5 Stars. 15374 reviews
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Filtrete 20x25x4 Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter $33.88

Filtrete 20x25x4 Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter
current price $33.88

Filtrete 20x25x4 Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter

4.6 out of 5 Stars. 1118 reviews
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Best seller Filtrete 20x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

Filtrete 20x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
Available in additional 3 options

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4.6 out of 5 Stars. 2560 reviews
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Filtrete 16x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 16x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 16x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.4 out of 5 Stars. 108 reviews
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Best seller Filtrete 20x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

Filtrete 20x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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4.5 out of 5 Stars. 998 reviews
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Aerostar 16x20x4 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 4 Pack From $29.16

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3.9 out of 5 Stars. 64 reviews

Coway Air Purifier Replacement Filter Pack Airmega 200M AP-1518R and AP-1512HH Mighty From $52.99

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4.6 out of 5 Stars. 568 reviews

Filtrete 14x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

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4.5 out of 5 Stars. 434 reviews
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Filtrete 18x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 18x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 18x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.5 out of 5 Stars. 212 reviews
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Filtrete 16x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 16x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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4 out of 5 Stars. 229 reviews
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Filtrete 12x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 12x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 12x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.5 out of 5 Stars. 107 reviews
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Filtrete 25x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 25x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 25x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.3 out of 5 Stars. 158 reviews
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Filtrete 18x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 18x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 18x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.2 out of 5 Stars. 93 reviews
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Best seller Filtrete 16x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

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4.6 out of 5 Stars. 2709 reviews
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Filtrete 15x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 15x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 15x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.5 out of 5 Stars. 179 reviews
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Simply Filters 16x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack) $38.99

Simply Filters 16x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack)
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Simply Filters 16x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack)

4.6 out of 5 Stars. 607 reviews

Filter King 16x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x .75" $39.88

Filter King 16x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x .75"
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4.4 out of 5 Stars. 17 reviews

Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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4.1 out of 5 Stars. 184 reviews
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Best seller Filtrete 14x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

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4.6 out of 5 Stars. 993 reviews
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Filtrete 24x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 24x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 24x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.1 out of 5 Stars. 292 reviews
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Filtrete 16x30x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 1 Filter From $18.47

Filtrete 16x30x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 1 Filter
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Filtrete 16x30x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 1 Filter

4.7 out of 5 Stars. 578 reviews
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Filtrete 24x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter From $18.47

Filtrete 24x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter
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Filtrete 24x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter

4.7 out of 5 Stars. 796 reviews
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Filtrete 20x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

Filtrete 20x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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Filtrete 20x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.4 out of 5 Stars. 440 reviews
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Filtrete 18x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 18x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 18x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.1 out of 5 Stars. 210 reviews
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Filtrete 12x36x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 12x36x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 12x36x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.3 out of 5 Stars. 93 reviews
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6 Pack of 16x25x1 MERV 10 Pleated Air Filters by Glasfloss. Actual Size: 15-1/2 x 24-1/2 x 7/8 $39.95 Was $44.77

6 Pack of 16x25x1 MERV 10 Pleated Air Filters by Glasfloss. Actual Size: 15-1/2 x 24-1/2 x 7/8
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4.6 out of 5 Stars. 37 reviews

16x20x4 MERV 10 Pleated AC Furnace Air Filters by Glasfloss Industries. ( 3 Pack ) Exact Size: 15-1/2 x 19-1/2 x 3-3/4 $43.95

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5 out of 5 Stars. 1 reviews

Filtrete 20x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 20x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 20x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.6 out of 5 Stars. 3056 reviews
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Filtrete 16x25x4 Air Filter, MPR 1000 MERV 11, Allergen Defense, 1 Filter From $15.29

Filtrete 16x25x4 Air Filter, MPR 1000 MERV 11, Allergen Defense, 1 Filter
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4.5 out of 5 Stars. 681 reviews
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Filtrete 14x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 14x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 14x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.5 out of 5 Stars. 664 reviews
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Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter From $18.47

Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter
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Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter

4.7 out of 5 Stars. 670 reviews
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Best seller Filtrete 12x24x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

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4.7 out of 5 Stars. 586 reviews
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Filtrete 18x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 18x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 18x30x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.2 out of 5 Stars. 422 reviews
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Filtrete 16x16x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 16x16x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 16x16x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.4 out of 5 Stars. 180 reviews
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Filtrete 14x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

Filtrete 14x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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4.6 out of 5 Stars. 761 reviews
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Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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4.6 out of 5 Stars. 3056 reviews
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Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.5 out of 5 Stars. 2108 reviews
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Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 18x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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4.5 out of 5 Stars. 629 reviews
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Filtrete 14x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 14x24x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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4.4 out of 5 Stars. 534 reviews
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Filtrete 12x12x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter From $5.64

Filtrete 12x12x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
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4.6 out of 5 Stars. 423 reviews
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Filtrete 14x30x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter From $18.47

Filtrete 14x30x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter
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Filtrete 14x30x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter

4.7 out of 5 Stars. 654 reviews
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Filtrete 14x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $11.88

Filtrete 14x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
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Filtrete 14x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter

4.5 out of 5 Stars. 822 reviews
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Filtrete 24x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64

Filtrete 24x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
current price $5.64

Filtrete 24x30x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter

4.4 out of 5 Stars. 203 reviews
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Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter From $16.49

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Filtrete 10x20x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter

4.8 out of 5 Stars. 530 reviews
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Filtrete 16x25x5 HVAC Furnace Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter From $33.88

Filtrete 16x25x5 HVAC Furnace Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter
Available in additional 2 options
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Filtrete 16x25x5 HVAC Furnace Air Filter, MPR 1550 MERV 12, Ultra Allergen Reduction, 1 Filter

4 out of 5 Stars. 422 reviews
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Highly rated by customers

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