FiltreteEzFlowFilterbuyAerostarSimply FiltersAAFLotFancyARM & HAMMERFilter KingFlandersTrightfiltersTrionAIRCAREHoneywellPuroAirNordic PureGlasflossGreat ValueBNXPamlico AirK&NAQUPONFILTER MONSTERUnbrandedFilters DeliveredAirX Filters DirectFilterTimeAMI PARTSColorfilCarrierTrue BlueKFFKFFAquaNationLifeSupplyUSABegavet3MKleenexGemonExeVEVORFlanders PrecisionaireWINGMAN1Global IndustrialEZ FlowBestAirHDXMANN-FILTERSendBlissAccumulairNOBRANDProairtekAWPFilterWarehouseUSAFiltersfast.comKiddofunMedify AirTriGolFilters FastHKJCFYWHomyNestMLZWALMLZSUIXINEYIUnbranded1ZolviqueAIR-CARE INDOOR AIR QUALITY SPECIALISTSAIRTEVAAIRx FiltersB&K IndustriesBENGPAOBABMWAL7CASClorox Air FiltersDefendRxDuraflowEclatEcoTideGoodsFLANDERS CORPFengCangFilters-NOWGpLuMyHCYINDUSTRIAL MROJensenKorganoTechLiyeLumineroMint AirNutriOnePLIXBHGCVPremium GuardQYGWALSFCSWALSFCSSZUBEESendblissSpiropureSterling Seal & SupplySwiftStyleUBeesizeUnbranded5Venti TechWALHZXWALWaterWhaoXLMDWALYQJIAJUZDWALZDZHONG MERVZRuEzyXairflux filterspliliruanqin
Sort by|
20x25x1 Air Filters in Furnace Air Filters(438)
Uses item details. Price when purchased online
Simply Filters 20x25x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack) $39.94

Sponsored
$3994
current price $39.94Options from $24.97
Simply Filters 20x25x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (6 Pack)
5704.7 out of 5 Stars. 570 reviews
Free shipping, arrives Thu, Feb 26
AIRx Filters Washable 20x25x1 Permanent Air Filter MERV 1 Heavy Duty Steel Mesh Filter Replacement to Replace Filtrete Basic Filter, 1-Pack $71.32

Sponsored
$7132
current price $71.32AIRx Filters Washable 20x25x1 Permanent Air Filter MERV 1 Heavy Duty Steel Mesh Filter Replacement to Replace Filtrete Basic Filter, 1-Pack
25 out of 5 Stars. 2 reviews
Free shipping, arrives Thu, Feb 26
AC Furnace Air Filter Reusable Washable Cut to Fit 2 Pack 20x25x1 $34.21

Sponsored
$3421
current price $34.21AC Furnace Air Filter Reusable Washable Cut to Fit 2 Pack 20x25x1
35 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
PuroAir Mega Filter - MERV 13 14x25x1 Air Filters with Carbon (2 pack) $49.99

Sponsored
$4999
current price $49.99Options from $24.99
PuroAir Mega Filter - MERV 13 14x25x1 Air Filters with Carbon (2 pack)
2695 out of 5 Stars. 269 reviews
Save with
Free shipping, arrives tomorrow
500+ bought since yesterday Filtrete 20x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64
500+ bought since yesterday

$564
current price $5.64Filtrete 20x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
18614.6 out of 5 Stars. 1861 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
100+ bought since yesterday Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 2 Filters $21.88
100+ bought since yesterday

$2188
current price $21.88Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 2 Filters
13514.7 out of 5 Stars. 1351 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
500+ bought since yesterday AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter $7.48 $1.87/ea
500+ bought since yesterday

9 options
Available in additional 9 options$748
current price $7.48$1.87/ea
Options from $7.48 – $14.96
AAF Flanders 4-Pack 20" x 20" x 1" Nested Fiberglass MERV 1 Air Filter
128884.5 out of 5 Stars. 12888 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Low stock
Rollback Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 2 Filters $26.28 Was $29.28 $13.14/ea
Rollback

Now$2628
current price Now $26.28, Was $29.28$29.28
$13.14/ea
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 2 Filters
10664.6 out of 5 Stars. 1066 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
100+ bought since yesterday Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 2 Filters $19.88 $9.94/ea
100+ bought since yesterday

2 options
Available in additional 2 options$1988
current price $19.88$9.94/ea
Options from $11.88
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 2 Filters
17594.6 out of 5 Stars. 1759 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Best seller Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter $18.47
Best seller

$1847
current price $18.47Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria and Virus, 1 Filter
9054.7 out of 5 Stars. 905 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Filter-Monster 20x20x1 Enhanced Allergen Defense MERV 11 Pleated HVAC Air Conditioner Furnace Replacement Air Filter, 4 Pack (Actual Filter Dimensions 19.5 x 19.5 x .75 inches) $38.99

Sponsored
$3899
current price $38.99Options from $36.99
Filter-Monster 20x20x1 Enhanced Allergen Defense MERV 11 Pleated HVAC Air Conditioner Furnace Replacement Air Filter, 4 Pack (Actual Filter Dimensions 19.5 x 19.5 x .75 inches)
23.5 out of 5 Stars. 2 reviews
Free shipping, arrives in 3+ days
Simply Filters 20x25x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter (2 Pack) $29.97

Sponsored
$2997
current price $29.97Options from $29.97 – $199.97
Simply Filters 20x25x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter (2 Pack)
Free shipping, arrives Thu, Feb 26
Filterbuy 20x25x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (4-Pack) $29.98 Was $36.92 $7.50/count

Now$2998
current price Now $29.98, Was $36.92$36.92
$7.50/count
Filterbuy 20x25x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (4-Pack)
9824.7 out of 5 Stars. 982 reviews
Free shipping, arrives in 3+ days
Filtrete 16x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 1 Filter $13.44

3 options
Available in additional 3 options$1344
current price $13.44Filtrete 16x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 1 Filter
10234.6 out of 5 Stars. 1023 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Overall pick Filtrete 20x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64
Overall pick

$564
current price $5.64Filtrete 20x20x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
25124.6 out of 5 Stars. 2512 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
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)
484.7 out of 5 Stars. 48 reviews
Save with
Shipping arrives tomorrow
Rollback Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria, Virus, 4 Pack $46.88 Was $56.86 $11.72/ea
Rollback

Now$4688
current price Now $46.88, Was $56.86$56.86
$11.72/ea
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1500 MERV 12, Allergen, Bacteria, Virus, 4 Pack
5724.7 out of 5 Stars. 572 reviews
Save with
Free shipping, arrives Wed, Feb 25
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen and Ultrafine Particles, 1 Filter $26.86

$2686
current price $26.86Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 2500 MERV 14, Premium Allergen and Ultrafine Particles, 1 Filter
994.5 out of 5 Stars. 99 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
BNX TruFilter 14x14x1 Air Filter MERV 8 (6-Pack) - MADE IN USA – Dust & Pet Defense Pleated Air Conditioner HVAC AC Furnace Filters for Dust, Pet, Mold, Pollen MPR 600 – 700 & FPR 5 $29.99

21 sizes
Available in additional 21 sizes$2999
current price $29.99Options from $29.99 – $52.99
BNX TruFilter 14x14x1 Air Filter MERV 8 (6-Pack) - MADE IN USA – Dust & Pet Defense Pleated Air Conditioner HVAC AC Furnace Filters for Dust, Pet, Mold, Pollen MPR 600 – 700 & FPR 5
44.8 out of 5 Stars. 4 reviews
Save with
Shipping arrives Wed, Feb 25
Best seller Filtrete 20x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64
Best seller

$564
current price $5.64Filtrete 20x24x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
3644.4 out of 5 Stars. 364 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Glasfloss ZL 20x20x1 MERV 10 Pleated AC Furnace Air Filters. 6 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8 $39.95

Sponsored
$3995
current price $39.95Options from $39.95 – $77.95
Glasfloss ZL 20x20x1 MERV 10 Pleated AC Furnace Air Filters. 6 PACK. Actual Size: 19-1/2 x 19-1/2 x 7/8
714.7 out of 5 Stars. 71 reviews
Free shipping, arrives in 3+ days
AMI PARTS Filtrete 20x25x1 AC Furnace Air Filter, MERV 8, Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack $35.99

Sponsored
$3599
current price $35.99AMI PARTS Filtrete 20x25x1 AC Furnace Air Filter, MERV 8, Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack
34.7 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
Filterbuy 20x25x1 MERV 13 Health Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $16.97 $16.97/count

$1697
current price $16.97$16.97/count
Filterbuy 20x25x1 MERV 13 Health Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
244.8 out of 5 Stars. 24 reviews
Save with
Shipping arrives tomorrow
500+ bought since yesterday Filtrete 16x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter $5.64
500+ bought since yesterday

$564
current price $5.64Filtrete 16x25x1 Air Filter, MPR 300 MERV 5, Dust Reduction, 1 Filter
16434.6 out of 5 Stars. 1643 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 4 Pack $55.75 $13.94/ea

$5575
current price $55.75$13.94/ea
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 4 Pack
6234.7 out of 5 Stars. 623 reviews
Free shipping, arrives in 3+ days
20x25x1 Air Filter MERV 8 (2-Pack) TRION Air Bear Pleated HVAC Air Filters Replacement (Actual Size 19.5 x 24.5 x .75) $28.60

$2860
current price $28.6020x25x1 Air Filter MERV 8 (2-Pack) TRION Air Bear Pleated HVAC Air Filters Replacement (Actual Size 19.5 x 24.5 x .75)
Free shipping, arrives Thu, Feb 26
Only 1 left
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
35 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 2 Filters $19.88 $9.94/ea

2 options
Available in additional 2 options$1988
current price $19.88$9.94/ea
Options from $11.88
Filtrete 16x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 2 Filters
17284.5 out of 5 Stars. 1728 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 6 Pack $58.00 $9.67/ea

$5800
current price $58.00$9.67/ea
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergen Defense, 6 Pack
5394.7 out of 5 Stars. 539 reviews
Save with
Free shipping, arrives tomorrow
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Premium Allergen, Bacteria and Virus, 2 Pack $28.83

$2883
current price $28.83Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Premium Allergen, Bacteria and Virus, 2 Pack
5884.8 out of 5 Stars. 588 reviews
Save with
Shipping arrives Wed, Feb 25
16x20x1 Reusable Air Filter,MERV 8 Electrostatic Aluminum AC/HVAC Furnace Filter,Washable Permanent Air Filters for Home/Office,Easy to Install, Fresher Air(Actual Size:15.5x19.75x0.82Inch) $36.99

Sponsored
$3699
current price $36.99Options from $35.99
16x20x1 Reusable Air Filter,MERV 8 Electrostatic Aluminum AC/HVAC Furnace Filter,Washable Permanent Air Filters for Home/Office,Easy to Install, Fresher Air(Actual Size:15.5x19.75x0.82Inch)
74.3 out of 5 Stars. 7 reviews
Save with
Free shipping, arrives Thu, Feb 26
FilterTime 20x25x1 Pleated Air Filter, MERV 11, Allergen Preferred HVAC Furnace Air Filter, 4-Pack, Made in USA $53.98

Sponsored
$5398
current price $53.98FilterTime 20x25x1 Pleated Air Filter, MERV 11, Allergen Preferred HVAC Furnace Air Filter, 4-Pack, Made in USA
Free shipping, arrives in 3+ days
TRIGHTFILTERS 12x12x1 Air Filter MERV 8 Pleated HVAC AC Furnace Filters 6 Pack $26.99 Was $29.99

9 sizes
Available in additional 9 sizesNow$2699
current price Now $26.99, Was $29.99$29.99
Options from $26.99 – $49.99
TRIGHTFILTERS 12x12x1 Air Filter MERV 8 Pleated HVAC AC Furnace Filters 6 Pack
114.6 out of 5 Stars. 11 reviews
Free shipping, arrives in 3+ days
AMI PARTS Filtrete 20x25x1 AC Furnace Air Filter, MERV 8, Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack $35.99

$3599
current price $35.99AMI PARTS Filtrete 20x25x1 AC Furnace Air Filter, MERV 8, Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack
34.7 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
Clorox 20x25x1 Air Filter MERV 13 Virus & Bacteria Defense HVAC Furnace Filters, MPR 1900-2200 & FPR 9-10, 4 Count $52.99

3 sizes
Available in additional 3 sizes$5299
current price $52.99Options from $37.99
Clorox 20x25x1 Air Filter MERV 13 Virus & Bacteria Defense HVAC Furnace Filters, MPR 1900-2200 & FPR 9-10, 4 Count
45 out of 5 Stars. 4 reviews
Free shipping, arrives in 3+ days
AIRx Filters Washable 20x25x1 Permanent Air Filter MERV 1 Heavy Duty Steel Mesh Filter Replacement to Replace Filtrete Basic Filter, 1-Pack $71.32

$7132
current price $71.32AIRx Filters Washable 20x25x1 Permanent Air Filter MERV 1 Heavy Duty Steel Mesh Filter Replacement to Replace Filtrete Basic Filter, 1-Pack
25 out of 5 Stars. 2 reviews
Free shipping, arrives Thu, Feb 26
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Premium Allergen, Bacteria and Virus, 6 Pack $109.99

$10999
current price $109.99Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 1900 MERV 13, Premium Allergen, Bacteria and Virus, 6 Pack
6404.8 out of 5 Stars. 640 reviews
Free shipping, arrives in 3+ days
Great Value, 20x25x1, MERV 8 GOOD HVAC Air and Furnace Filter, Captures Dust, 2 Filters $11.95

2 options
Available in additional 2 options$1195
current price $11.95Great Value, 20x25x1, MERV 8 GOOD HVAC Air and Furnace Filter, Captures Dust, 2 Filters
284.3 out of 5 Stars. 28 reviews
Save with
Shipping arrives tomorrow
Wingman1 - 20x25x1 Electronic AC Furnace Air Filter Replacement Pads Year Supply - 4 Changes $49.97

$4997
current price $49.97Wingman1 - 20x25x1 Electronic AC Furnace Air Filter Replacement Pads Year Supply - 4 Changes
25 out of 5 Stars. 2 reviews
Free shipping, arrives in 3+ days
20x25x1 Air Filter 6-Pack, MERV 1 HVAC Furnace Filter, 19.69x24.69x0.88in, Replacement Filters for Home Air Conditioning System $35.45

4 options
Available in additional 4 options$3545
current price $35.45Options from $35.45 – $60.52
20x25x1 Air Filter 6-Pack, MERV 1 HVAC Furnace Filter, 19.69x24.69x0.88in, Replacement Filters for Home Air Conditioning System
Free shipping, arrives in 3+ days
FB20x25x1M8 $7.47

$747
current price $7.47FB20x25x1M8
Save with
Shipping arrives tomorrow
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 4 Pack $39.76 $9.94/ea

2 options
Available in additional 2 options$3976
current price $39.76$9.94/ea
Options from $39.76 – $59.64
Filtrete 20x25x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 4 Pack
2334.1 out of 5 Stars. 233 reviews
Save with
Free shipping, arrives tomorrow
Filterbuy 20x25x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (1-Pack) $27.99

$2799
current price $27.99Filterbuy 20x25x1 MERV 8 Dust Defense, Pleated HVAC AC Furnace Air Filters (1-Pack)
43.8 out of 5 Stars. 4 reviews
Free shipping, arrives Wed, Feb 25
Simply Filters 20x25x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) $24.97

6 options
Available in additional 6 options$2497
current price $24.97Options from $24.97 – $134.97
Simply Filters 20x25x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
5704.7 out of 5 Stars. 570 reviews
Free shipping, arrives Thu, Feb 26
Filter Fbrgls 20x25x1 $45.85

$4585
current price $45.85Filter Fbrgls 20x25x1
Free shipping, arrives Thu, Feb 26
Filtrete 20x20x1 Air Filter MPR 1900 MERV 13, Healthy Living Ultimate Allergen, 6-Pack exact dimensions 19.69 x 19.69 x 0.78 $133.58

4 options
Available in additional 4 options$13358
current price $133.58Options from $43.12
Filtrete 20x20x1 Air Filter MPR 1900 MERV 13, Healthy Living Ultimate Allergen, 6-Pack exact dimensions 19.69 x 19.69 x 0.78
23 out of 5 Stars. 2 reviews
Free shipping, arrives in 3+ days
20x20x1 Reusable Air Filter,MERV 8 Electrostatic Aluminum AC/HVAC Furnace Filter,Washable Permanent Air Filters for Home/Office,Easy to Install, Fresher Air(Actual Size:19.75x19.75x0.82Inch) $35.99

5 sizes
Available in additional 5 sizes$3599
current price $35.99Options from $35.99 – $37.99
20x20x1 Reusable Air Filter,MERV 8 Electrostatic Aluminum AC/HVAC Furnace Filter,Washable Permanent Air Filters for Home/Office,Easy to Install, Fresher Air(Actual Size:19.75x19.75x0.82Inch)
74.3 out of 5 Stars. 7 reviews
Save with
Free shipping, arrives Thu, Feb 26
PuroAir Mega Filter - MERV 13 20x20x1 Air Filters for Home $24.99

15 options
Available in additional 15 options$2499
current price $24.99Options from $24.99 – $79.99
PuroAir Mega Filter - MERV 13 20x20x1 Air Filters for Home
2695 out of 5 Stars. 269 reviews
Save with
Shipping arrives Thu, Feb 26