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Air QualityAir ToolsAll Home SecurityAll Renewable EnergyBathroom PlumbingBrackets and Angle IronsDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectrical ToolsElectronic Communication ComponentsEnvionFastenersFiltreteFurniture HardwareGate HardwareGatesHand ToolsHardware KnobsHome SafetyHVAC Ducting and VentilationKitchen HardwareLevoitLight BulbsMechanics ToolsPaint Supplies & ToolsPersonal PreparednessPipes, Fittings & AccessoriesPower Tool AccessoriesPower ToolsProjectsRegisters and GrillsSolar AccessoriesSolar Charge ControllerSolderingThermostatsTool Equipment & StorageValves & Valve RepairWeatherproof CoversWelding & Cutting AccessoriesWildfire Prep
Standard Filter Sizes(454)
Uses item details. Price when purchased online
Mann+Hummel 20x25x2 MERV 8 Pleated HVAC AC Furnace Air Filters. Case of 12. (Exact Size: 19.5 x 24.5 x 1.75 Inches) $105.95
Sponsored
$10595
current price $105.95Mann+Hummel 20x25x2 MERV 8 Pleated HVAC AC Furnace Air Filters. Case of 12. (Exact Size: 19.5 x 24.5 x 1.75 Inches)
Aerostar 21.5x23.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack From $55.50
Sponsored
From$5550
Aerostar 21.5x23.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
324.4 out of 5 Stars. 32 reviews
Aerostar 21x21x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 4 Pack $50.34 $12.59/count
Sponsored
$5034
current price $50.34$12.59/count
Aerostar 21x21x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 4 Pack
114.6 out of 5 Stars. 11 reviews
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $39.89 Was $45.54
Sponsored
Now$3989
current price Now $39.89, Was $45.54$45.54
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
274.4 out of 5 Stars. 27 reviews
HDX MERV 8 FPR 5 Pleated Furnace Air Filter, Standard, 16"x 25" x 1", 3-Pack $19.99
$1999
current price $19.99HDX MERV 8 FPR 5 Pleated Furnace Air Filter, Standard, 16"x 25" x 1", 3-Pack
284.8 out of 5 Stars. 28 reviews
100+ bought since yesterday Brita Standard Replacement Water Filter, Compatible with All Brita Pitchers & Dispensers (3 Pack) From $7.68
3 options
Available in additional 3 optionsFrom$768
Brita Standard Replacement Water Filter, Compatible with All Brita Pitchers & Dispensers (3 Pack)
188964.7 out of 5 Stars. 18896 reviews
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Best seller Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack From $30.85
2 options
Available in additional 2 optionsFrom$3085
Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
714.6 out of 5 Stars. 71 reviews
Best seller Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
7344.7 out of 5 Stars. 734 reviews
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HDX 16x20x1 Standard Pleated Air Filter FPR 5, 3-Pack $18.28
$1828
current price $18.28HDX 16x20x1 Standard Pleated Air Filter FPR 5, 3-Pack
524.7 out of 5 Stars. 52 reviews
Aerostar 16x24x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $35.10 $5.85/count
$3510
current price $35.10$5.85/count
Aerostar 16x24x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
23 out of 5 Stars. 2 reviews
Aerostar 21x21x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 6 Pack $77.90 $12.98/count
Sponsored
$7790
current price $77.90$12.98/count
Aerostar 21x21x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 6 Pack
74.4 out of 5 Stars. 7 reviews
Aerostar 21x21x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $53.19 $8.87/count
Sponsored
$5319
current price $53.19$8.87/count
Aerostar 21x21x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
234.9 out of 5 Stars. 23 reviews
17.5x27x5 MERV 8 Trane/American Standard BAYFTFR17M Aftermarket Filters (2 Pack) From $63.64
3 options
Available in additional 3 optionsFrom$6364
17.5x27x5 MERV 8 Trane/American Standard BAYFTFR17M Aftermarket Filters (2 Pack)
44.5 out of 5 Stars. 4 reviews
Filterbuy 12x24x1 MERV 8 Pleated HVAC AC Furnace Air Filters (4-Pack) $35.96
$3596
current price $35.96Filterbuy 12x24x1 MERV 8 Pleated HVAC AC Furnace Air Filters (4-Pack)
3954.7 out of 5 Stars. 395 reviews
Best seller Filterbuy 16x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 16x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
8834.7 out of 5 Stars. 883 reviews
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17.5 in. x 17.5 in. x 1 in. Standard Pleated Furnace Air Filter FPR 5, MERV 8 (3-Pack) $28.00
$2800
current price $28.0017.5 in. x 17.5 in. x 1 in. Standard Pleated Furnace Air Filter FPR 5, MERV 8 (3-Pack)
44.8 out of 5 Stars. 4 reviews
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Aerostar 20x20x2 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $35.48 $5.91/count
$3548
current price $35.48$5.91/count
Aerostar 20x20x2 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
Dust Control Furnace AC Register Air Vent Filters 4" x 10", 24 Pack $17.99
$1799
current price $17.99Dust Control Furnace AC Register Air Vent Filters 4" x 10", 24 Pack
864.4 out of 5 Stars. 86 reviews
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HDX Dust and Pollen Medium Efficiency 14 X 30 X 1 Standard Pleated Air Filter FPR 5 (3-Pack) $20.99
$2099
current price $20.99HDX Dust and Pollen Medium Efficiency 14 X 30 X 1 Standard Pleated Air Filter FPR 5 (3-Pack)
204.8 out of 5 Stars. 20 reviews
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $39.89 Was $45.54
Now$3989
current price Now $39.89, Was $45.54$45.54
Aerostar 16.5x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
274.4 out of 5 Stars. 27 reviews
Aerostar 21x21x1 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 6 Pack $88.50 Was $99.42 $14.75/count
Sponsored
Now$8850
current price Now $88.50, Was $99.42$99.42
$14.75/count
Aerostar 21x21x1 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 6 Pack
104.7 out of 5 Stars. 10 reviews
Aerostar 20x30x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 6 Pack $52.99 $8.83/count
Sponsored
$5299
current price $52.99$8.83/count
Aerostar 20x30x1 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 6 Pack
184.9 out of 5 Stars. 18 reviews
Best seller Filterbuy 16x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 16x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
6704.7 out of 5 Stars. 670 reviews
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Aerostar 18x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $28.18 $7.05/count
$2818
current price $28.18$7.05/count
Aerostar 18x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
84.8 out of 5 Stars. 8 reviews
Best seller Filterbuy 20x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 20x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
10534.7 out of 5 Stars. 1053 reviews
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Ez Flow EzFlow Air Filter 16x20x1 - Fiberglass, MERV 4, Dust Removal - 16 x 20 x 1 Residential Use, Standard Application $40.15
$4015
current price $40.15Ez Flow EzFlow Air Filter 16x20x1 - Fiberglass, MERV 4, Dust Removal - 16 x 20 x 1 Residential Use, Standard Application
11 out of 5 Stars. 1 reviews
Aerostar 18x18x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $33.20 $5.53/count
$3320
current price $33.20$5.53/count
Aerostar 18x18x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
54.2 out of 5 Stars. 5 reviews
16x25x4 MERV 8 Pleated AC Furnace Air Filters. 4 PACK (Actual Depth: 3-3/4") $56.95 Was $74.98
Now$5695
current price Now $56.95, Was $74.98$74.98
16x25x4 MERV 8 Pleated AC Furnace Air Filters. 4 PACK (Actual Depth: 3-3/4")
494.5 out of 5 Stars. 49 reviews
Filterbuy 21x21.5x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $104.98
$10498
current price $104.98Filterbuy 21x21.5x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack
104.9 out of 5 Stars. 10 reviews
Aerostar 14x25x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $31.50
$3150
current price $31.50Aerostar 14x25x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
15 out of 5 Stars. 1 reviews
Aerostar 16x25x5 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 2 Pack $64.63 Was $76.48
Sponsored
Now$6463
current price Now $64.63, Was $76.48$76.48
Aerostar 16x25x5 MERV 11 Air Filter, Pleated AC Furnace HVAC, Pet Dander Mold Smoke, 2 Pack
24.5 out of 5 Stars. 2 reviews
Aerostar 19.875x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack From $49.96
Sponsored
From$4996
Aerostar 19.875x21.5x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack
374.7 out of 5 Stars. 37 reviews
21x26x5 MERV 8 Trane/American Standard BAYFTAH26M Aftermarket Filters (2 Pack) From $67.11
3 options
Available in additional 3 optionsFrom$6711
21x26x5 MERV 8 Trane/American Standard BAYFTAH26M Aftermarket Filters (2 Pack)
44.8 out of 5 Stars. 4 reviews
Aerostar 20x23x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $45.90 $11.48/count
$4590
current price $45.90$11.48/count
Aerostar 20x23x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
164 out of 5 Stars. 16 reviews
Filterbuy 18x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 18x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
2354.5 out of 5 Stars. 235 reviews
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Biodefensor Washable Reusable AC Furnace Filter, MERV 6, 20x30x1 Cut to Fit
Biodefensor Washable Reusable AC Furnace Filter, MERV 6, 20x30x1 Cut to Fit
704.7 out of 5 Stars. 70 reviews
Aerostar 20x20x1 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 4 Pack $37.99 $9.50/count
$3799
current price $37.99$9.50/count
Aerostar 20x20x1 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 4 Pack
1404.2 out of 5 Stars. 140 reviews
12 X 12 X 1 Standard Pleated Air Filter FPR 5 (3-Pack)
12 X 12 X 1 Standard Pleated Air Filter FPR 5 (3-Pack)
94.2 out of 5 Stars. 9 reviews
Filterbuy 21x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $116.98
$11698
current price $116.98Filterbuy 21x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack
174.9 out of 5 Stars. 17 reviews
12-pack Flanders EZ Flow II Disposable Fiberglass Air Filter - 12 Pack, 16 x 25 x 1 Residential Use, Standard Application $45.20
$4520
current price $45.2012-pack Flanders EZ Flow II Disposable Fiberglass Air Filter - 12 Pack, 16 x 25 x 1 Residential Use, Standard Application
24 out of 5 Stars. 2 reviews
LotFancy 16x16x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters From $34.99
3 options
Available in additional 3 optionsFrom$3499
LotFancy 16x16x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters
374.6 out of 5 Stars. 37 reviews
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Aerostar 19.875x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack From $49.96
2 options
Available in additional 2 optionsFrom$4996
Aerostar 19.875x21.5x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
374.7 out of 5 Stars. 37 reviews
Colorfil 20x20x1 Odor Removal and Color Changing Pleated AC Furnace Air Filter, MERV 8 (2-Pack) From $37.99
15 options
Available in additional 15 optionsFrom$3799
Colorfil 20x20x1 Odor Removal and Color Changing Pleated AC Furnace Air Filter, MERV 8 (2-Pack)
21654.7 out of 5 Stars. 2165 reviews
Flanders Flat Panel Air Filter - Dust Removal - 10 x 20 x 1 Residential Use, Standard Application $55.80
$5580
current price $55.80Flanders Flat Panel Air Filter - Dust Removal - 10 x 20 x 1 Residential Use, Standard Application
Aerostar 14x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack $31.99 $5.33/count
$3199
current price $31.99$5.33/count
Aerostar 14x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 6 Pack
374.6 out of 5 Stars. 37 reviews
Aerostar 24x24x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $37.94 $6.32/count
$3794
current price $37.94$6.32/count
Aerostar 24x24x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
134.8 out of 5 Stars. 13 reviews
Filterbuy 24.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane, American Standard & Honeywell, 2-Pack $118.98
$11898
current price $118.98Filterbuy 24.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane, American Standard & Honeywell, 2-Pack
44.8 out of 5 Stars. 4 reviews
Aerostar 16x20x2 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 4 Pack $56.33
$5633
current price $56.33Aerostar 16x20x2 MERV 13 Air Filter, Pleated AC Furnace HVAC, Smoke Bacteria Allergy, 4 Pack
15 out of 5 Stars. 1 reviews
Filterbuy 18x18x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/in
$1097
current price $10.97$10.97/in
Filterbuy 18x18x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
1724.7 out of 5 Stars. 172 reviews
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Filterbuy 17.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $88.98
$8898
current price $88.98Filterbuy 17.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack
384.9 out of 5 Stars. 38 reviews
Popular in Standard Filter Sizes
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3M Filtrete Allergen Reduction Deep Pleat Filter 4" Slim Fit, 16X25X4,2-pack$45.95current price $45.95Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
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