Standard Filter Sizes(458)
Uses item details. Price when purchased online
Mann+Hummel 20x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. 3 Pack. (Exact Size: 19.5 x 24.5 x 3.75 Inches) $49.95
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$4995
current price $49.95Mann+Hummel 20x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. 3 Pack. (Exact Size: 19.5 x 24.5 x 3.75 Inches)
144.7 out of 5 Stars. 14 reviews
Mann+Hummel 16x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. Box of 4. (Exact Size: 15.5 x 24.5 x 3.75 Inches) $57.95
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$5795
current price $57.95Mann+Hummel 16x25x4 MERV 8 Pleated HVAC AC Furnace Air Filters. Box of 4. (Exact Size: 15.5 x 24.5 x 3.75 Inches)
53.2 out of 5 Stars. 5 reviews
Filterbuy 16x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $42.48 Was $49.98 $7.08/count
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Now$4248
current price Now $42.48, Was $49.98$49.98
$7.08/count
Filterbuy 16x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
1074.6 out of 5 Stars. 107 reviews
Filterbuy 21x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 3-Pack $137.97
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$13797
current price $137.97Filterbuy 21x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 3-Pack
In 50+ people's carts Brita Standard Replacement Water Filter, 1 Pack, 2 Month Filter Life, Compatible with All Brita Pitchers & Dispensers From $7.68
2 options
Available in additional 2 optionsFrom$768
Brita Standard Replacement Water Filter, 1 Pack, 2 Month Filter Life, Compatible with All Brita Pitchers & Dispensers
78054.7 out of 5 Stars. 7805 reviews
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16 X 25 X 1 Standard Pleated Air Filter FPR 5 $12.99
$1299
current price $12.9916 X 25 X 1 Standard Pleated Air Filter FPR 5
43.3 out of 5 Stars. 4 reviews
Aerostar 19x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack $33.63 Was $39.99 $8.41/count
Now$3363
current price Now $33.63, Was $39.99$39.99
$8.41/count
Aerostar 19x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack
464.7 out of 5 Stars. 46 reviews
Aerostar 19x21x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 12 Pack
Aerostar 19x21x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 12 Pack
374.7 out of 5 Stars. 37 reviews
Best seller Culligan P5 Whole Home Standard 3/4" Water Filter Replacement, Fine (2-Pack) Was $11.99
5 options
Available in additional 5 optionsCulligan P5 Whole Home Standard 3/4" Water Filter Replacement, Fine (2-Pack)
604.7 out of 5 Stars. 60 reviews
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Aerostar 16x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack $40.99
$4099
current price $40.99Aerostar 16x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack
264.5 out of 5 Stars. 26 reviews
Filterbuy 21x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $97.98
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$9798
current price $97.98Filterbuy 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
Filterbuy 20x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $56.92 Was $66.96
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Now$5692
current price Now $56.92, Was $66.96$66.96
Filterbuy 20x25x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
294.6 out of 5 Stars. 29 reviews
Aerostar 21x23x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack $64.75 $10.79/count
$6475
current price $64.75$10.79/count
Aerostar 21x23x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
43.8 out of 5 Stars. 4 reviews
Biodefensor Washable Reusable AC Furnace Filter, MERV 6, 20x30x1 Cut to Fit
Biodefensor Washable Reusable AC Furnace Filter, MERV 6, 20x30x1 Cut to Fit
654.7 out of 5 Stars. 65 reviews
Best seller Aerostar 16x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack $28.75 $7.19/count
$2875
current price $28.75$7.19/count
Aerostar 16x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack
1784.6 out of 5 Stars. 178 reviews
HDX MERV 8 FPR 5 Pleated Furnace Air Filter, Standard, 16"x 25" x 1", 3-Pack $19.49
$1949
current price $19.49HDX MERV 8 FPR 5 Pleated Furnace Air Filter, Standard, 16"x 25" x 1", 3-Pack
264.8 out of 5 Stars. 26 reviews
HDX Dust and Pollen Medium Efficiency 14 X 30 X 1 Standard Pleated Air Filter FPR 5 (3-Pack) $20.00
$2000
current price $20.00HDX Dust and Pollen Medium Efficiency 14 X 30 X 1 Standard Pleated Air Filter FPR 5 (3-Pack)
194.8 out of 5 Stars. 19 reviews
Dust Control Furnace AC Register Air Vent Filters 4" x 10", 24 Pack $16.99
$1699
current price $16.99Dust Control Furnace AC Register Air Vent Filters 4" x 10", 24 Pack
654.3 out of 5 Stars. 65 reviews
20X20X2 MERV 8 Pleated AC Furnace Air Filters. 4 Pack $39.95
$3995
current price $39.9520X20X2 MERV 8 Pleated AC Furnace Air Filters. 4 Pack
244.5 out of 5 Stars. 24 reviews
LotFancy 14x20x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters From $43.99
3 options
Available in additional 3 optionsFrom$4399
LotFancy 14x20x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters
154.7 out of 5 Stars. 15 reviews
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Filterbuy 21x27x5 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 1-Pack $79.99
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$7999
current price $79.99Filterbuy 21x27x5 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 1-Pack
Filterbuy 21x21.5x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 1-Pack $72.99
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$7299
current price $72.99Filterbuy 21x21.5x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 1-Pack
Aerostar 20x22x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 6 Pack From $37.99
2 options
Available in additional 2 optionsFrom$3799
Aerostar 20x22x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 6 Pack
144.4 out of 5 Stars. 14 reviews
Best seller Culligan SCWH-5 Whole Home Standard 3/4" Water Filter Replacement, Fine (2-Pack) From $12.21
2 options
Available in additional 2 optionsFrom$1221
Culligan SCWH-5 Whole Home Standard 3/4" Water Filter Replacement, Fine (2-Pack)
674.7 out of 5 Stars. 67 reviews
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Aerostar 16x21x1 MERV 11 Pleated Air Filter, AC Furnace HVAC, 4 Pack $29.44 Was $39.46 $4.91/count
Now$2944
current price Now $29.44, Was $39.46$39.46
$4.91/count
Aerostar 16x21x1 MERV 11 Pleated Air Filter, AC Furnace HVAC, 4 Pack
574.8 out of 5 Stars. 57 reviews
Culligan S-1A Whole Home Standard 3/4" Water Filter Replacement, Medium (2-Pack) Was $9.99
3 options
Available in additional 3 optionsCulligan S-1A Whole Home Standard 3/4" Water Filter Replacement, Medium (2-Pack)
444.8 out of 5 Stars. 44 reviews
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Aquasure Fortitude V2 Series 30 Micron Pleated Sediment Whole House Replacement Water Filter, Standard Size (AF-PS-30HFS) $24.99
$2499
current price $24.99Aquasure Fortitude V2 Series 30 Micron Pleated Sediment Whole House Replacement Water Filter, Standard Size (AF-PS-30HFS)
34.3 out of 5 Stars. 3 reviews
Best seller Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack $24.89 Was $29.28 $6.22/count
Now$2489
current price Now $24.89, Was $29.28$29.28
$6.22/count
Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 4 Pack
4834.5 out of 5 Stars. 483 reviews
AC Furnace Air Filter Reusable Washable Cut to Fit 2 Pack 20x25x1 $34.21
$3421
current price $34.21AC Furnace Air Filter Reusable Washable Cut to Fit 2 Pack 20x25x1
45 out of 5 Stars. 4 reviews
Aerostar 20x25x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 6 Pack From $38.99
2 options
Available in additional 2 optionsFrom$3899
Aerostar 20x25x1 MERV 6 Pleated Air Filter, AC Furnace HVAC, 6 Pack
664.4 out of 5 Stars. 66 reviews
Filterbuy 21x27x5 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $109.98
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$10998
current price $109.98Filterbuy 21x27x5 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack
354.9 out of 5 Stars. 35 reviews
Filterbuy 17.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack $84.98
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current price $84.98Filterbuy 17.5x27x5 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement for Trane Perfect Fit & American Standard, 2-Pack
274.8 out of 5 Stars. 27 reviews
Filterbuy 14x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 Was $35.74 $10.97/count
Now$1097
current price Now $10.97, Was $35.74$35.74
$10.97/count
Filterbuy 14x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
174.8 out of 5 Stars. 17 reviews
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Aerostar 16x25x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
Aerostar 16x25x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
194.7 out of 5 Stars. 19 reviews
Aerostar 20x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack $54.39 $9.07/count
$5439
current price $54.39$9.07/count
Aerostar 20x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
154.1 out of 5 Stars. 15 reviews
Best seller Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/count
$1097
current price $10.97$10.97/count
Filterbuy 20x25x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
584.7 out of 5 Stars. 58 reviews
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Aquasure Fortitude V2 Multi-Purpose Replacement Filter Cartridge with Siliphos - Standard Size $56.65
$5665
current price $56.65Aquasure Fortitude V2 Multi-Purpose Replacement Filter Cartridge with Siliphos - Standard Size
15 out of 5 Stars. 1 reviews
Filterbuy 16x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/count
$1097
current price $10.97$10.97/count
Filterbuy 16x20x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
724.6 out of 5 Stars. 72 reviews
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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
Premium Reusable Air Filter 2 Pack 16x20x1 - Made in USA - Cut to Fit Washable AC & Furnace Filter for HVAC Systems - Durable, Cost-Effective Replacement Filter $23.50
$2350
current price $23.50Premium Reusable Air Filter 2 Pack 16x20x1 - Made in USA - Cut to Fit Washable AC & Furnace Filter for HVAC Systems - Durable, Cost-Effective Replacement Filter
74.9 out of 5 Stars. 7 reviews
Aerostar 16x24x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack $39.53 $6.59/count
$3953
current price $39.53$6.59/count
Aerostar 16x24x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
714.3 out of 5 Stars. 71 reviews
Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace HVAC, 6 Pack $35.84 Was $45.02 $5.97/count
Now$3584
current price Now $35.84, Was $45.02$45.02
$5.97/count
Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace HVAC, 6 Pack
633.9 out of 5 Stars. 63 reviews
Aerostar 20x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack $67.23 $11.21/count
$6723
current price $67.23$11.21/count
Aerostar 20x21x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
294.5 out of 5 Stars. 29 reviews
Filterbuy 18x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/count
$1097
current price $10.97$10.97/count
Filterbuy 18x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
153.8 out of 5 Stars. 15 reviews
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Filterbuy 12x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $10.97 $10.97/count
$1097
current price $10.97$10.97/count
Filterbuy 12x24x1 MERV 11 Allergen Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
114.4 out of 5 Stars. 11 reviews
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Aerostar 20x20x1 MERV 13 Pleated Air Filter, AC Furnace HVAC, 4 Pack $29.95 Was $42.99 $7.49/count
Now$2995
current price Now $29.95, Was $42.99$42.99
$7.49/count
Aerostar 20x20x1 MERV 13 Pleated Air Filter, AC Furnace HVAC, 4 Pack
1184.3 out of 5 Stars. 118 reviews
Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace HVAC, 6 Pack
524.6 out of 5 Stars. 52 reviews
20x30x1 Washable MERV 1 Air Filter | Cut-to-Fit | 2-Pack $34.00
$3400
current price $34.0020x30x1 Washable MERV 1 Air Filter | Cut-to-Fit | 2-Pack
1103.4 out of 5 Stars. 110 reviews
LotFancy 16x16x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters From $32.99
3 options
Available in additional 3 optionsFrom$3299
LotFancy 16x16x1 Air Filters, 6 Pack, MERV 8 Pleated HVAC AC Furnace Filters
254.7 out of 5 Stars. 25 reviews
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Filtrete 20x20x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 1 New Filter $18.47
$1847
current price $18.47Filtrete 20x20x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 1 New Filter
11014.7 out of 5 Stars. 1101 reviews
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Popular in Standard Filter Sizes
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Pleated MERV 8 Standard Capacity Air Filter, 24"W x 24"H x 2"D, Lot of 12$112.51current price $112.5118x24x1, Filtrete Air Filter, MERV 3, by 3m
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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
Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack$118.96current price $118.963M Filtrete 20 in. W X 30 in. H X 1 in. D Fiberglass 13 MERV Pleated Smart Air Filter (Pack of 4)
3M Filtrete 20 in. W X 30 in. H X 1 in. D Fiberglass 13 MERV Pleated Smart Air Filter (Pack of 4)$79.00current price $79.00Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack
Filterbuy 12.75x21x4 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 2-Pack$63.98current price $63.98