Suggested
20x20 Filter(116)
Uses item details. Price when purchased online
Clorox 20x20x1 Air Filter MERV 8 Dust & Lint Defense HVAC Furnace Filters, MPR 600 & FPR 5, 4 Count From $35.99
Sponsored
From$3599
Clorox 20x20x1 Air Filter MERV 8 Dust & Lint Defense HVAC Furnace Filters, MPR 600 & FPR 5, 4 Count
4.9 out of 5 stars
6 Pack of 20x20x4 MERV 10 Pleated 4" Inch Air Filters by Glasfloss. Actual Size: 19-1/2 x 19-1/2 x 3-3/4 $79.95
Sponsored
$7995
current price $79.956 Pack of 20x20x4 MERV 10 Pleated 4" Inch Air Filters by Glasfloss. Actual Size: 19-1/2 x 19-1/2 x 3-3/4
5 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $34.18 Was $37.98 $34.18/in
Sponsored
Now$3418
current price Now $34.18, Was $37.98$37.98
$34.18/in
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
4.7 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $47.96 $47.96/in
Sponsored
$4796
current price $47.96$47.96/in
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
4.6 out of 5 stars
Overall pick Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter From $5.64
Overall pick
3 options
Available in additional 3 optionsFrom$564
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 300 MERV 5, Basic Dust and Lint, 1 Filter
4.6 out of 5 stars
4K+ bought in past month Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter From $12.27
4K+ bought in past month
4 options
Available in additional 4 optionsFrom$1227
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 800 MERV 10, Micro Particle Reduction, 1 Filter
4.6 out of 5 stars
4K+ bought in past month Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack From $13.88
4K+ bought in past month
4 options
Available in additional 4 optionsFrom$1388
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 1000 MERV 11, Allergens & Pet Dander, 2 Pack
4.7 out of 5 stars
10K+ bought in past month AAF Flanders 20" x 25" x 1" Nested Glass MERV 1 Air Filter (4 Filters) From $7.48
10K+ bought in past month
9 options
Available in additional 9 optionsFrom$748
AAF Flanders 20" x 25" x 1" Nested Glass MERV 1 Air Filter (4 Filters)
4.5 out of 5 stars
100+ bought in past month Simply Filters 20x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (4 Pack) From $29.97
100+ bought in past month
2 options
Available in additional 2 optionsFrom$2997
Simply Filters 20x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (4 Pack)
4.6 out of 5 stars
SUIXINEYI MERV 13 Pleated HVAC Furnace Air Filter 20x20x1 With Non-Woven Fabric Design for Home,4 Packs $49.99
$4999
current price $49.99SUIXINEYI MERV 13 Pleated HVAC Furnace Air Filter 20x20x1 With Non-Woven Fabric Design for Home,4 Packs
5 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $39.96
Sponsored
$3996
current price $39.96Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
4.6 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $47.94
Sponsored
$4794
current price $47.94Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
4.6 out of 5 stars
Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack $29.28 $7.32/count
$2928
current price $29.28$7.32/count
Aerostar 20x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
4.6 out of 5 stars
Simply Filters 20x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack) From $24.99
3 options
Available in additional 3 optionsFrom$2499
Simply Filters 20x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter (2 Pack)
4.6 out of 5 stars
Clorox 20x20x1 Air Filter MERV 8 Dust & Lint Defense HVAC Furnace Filters, MPR 600 & FPR 5, 4 Count From $35.99
4 options
Available in additional 4 optionsFrom$3599
Clorox 20x20x1 Air Filter MERV 8 Dust & Lint Defense HVAC Furnace Filters, MPR 600 & FPR 5, 4 Count
4.9 out of 5 stars
20x20x1 MERV 8 Pleated AC Furnace Air Filters. 6 Pack $36.95
$3695
current price $36.9520x20x1 MERV 8 Pleated AC Furnace Air Filters. 6 Pack
4.7 out of 5 stars
AquaNation 20X20x1 MERV 4 Polyester Fiberglass AC Furnace Air Filters, Disposable Throwaway Panel Filters, Clean Living Basic Dust (Lot of 12) $106.99
$10699
current price $106.99AquaNation 20X20x1 MERV 4 Polyester Fiberglass AC Furnace Air Filters, Disposable Throwaway Panel Filters, Clean Living Basic Dust (Lot of 12)
20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 4 Pack From $39.49
5 options
Available in additional 5 optionsFrom$3949
20x20x1 (19_1/2x19_1/2) Pleated MERV 8 Air Filters 4 Pack
5 out of 5 stars
True Blue 20" X 20" X 1" Furnace Air Filter $55.14
$5514
current price $55.14True Blue 20" X 20" X 1" Furnace Air Filter
1 out of 5 stars
AMI PARTS 20x20x1 Furnace Air Filter MERV8 (MPR 600) Dust Reduction, Pleated HVAC AC Air Filters, 4 Filters $29.99
$2999
current price $29.99AMI PARTS 20x20x1 Furnace Air Filter MERV8 (MPR 600) Dust Reduction, Pleated HVAC AC Air Filters, 4 Filters
4.4 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack $89.88
Sponsored
$8988
current price $89.88Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
4.6 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack $57.96 $57.96/in
Sponsored
$5796
current price $57.96$57.96/in
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
4.6 out of 5 stars
LotFancy 20x20x1 Air Filters, MERV 8 Pleated HVAC AC Furnace Filters, MPR 600 & FPR 5, 6 Pack From $36.99
3 options
Available in additional 3 optionsFrom$3699
LotFancy 20x20x1 Air Filters, MERV 8 Pleated HVAC AC Furnace Filters, MPR 600 & FPR 5, 6 Pack
4.4 out of 5 stars
20x20x1 Air Filter MERV 8 (2-Pack) - Pleated Air Conditioner HVAC AC Furnace Air Filters Replacement (20x20x1 2-Pack) $24.99
$2499
current price $24.9920x20x1 Air Filter MERV 8 (2-Pack) - Pleated Air Conditioner HVAC AC Furnace Air Filters Replacement (20x20x1 2-Pack)
3.8 out of 5 stars
1K+ bought in past month Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $29.96
1K+ bought in past month
$2996
current price $29.96Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
4.7 out of 5 stars
20x20x1 Air Filter MERV 8 (4-Pack) - Pleated Air Conditioner HVAC AC Furnace Air Filters Replacement (20x20x1 4-Pack) $36.99
$3699
current price $36.9920x20x1 Air Filter MERV 8 (4-Pack) - Pleated Air Conditioner HVAC AC Furnace Air Filters Replacement (20x20x1 4-Pack)
Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack $39.96
$3996
current price $39.96Filterbuy 20x20x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
4.6 out of 5 stars
Best seller Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 700 MERV 8, Dust, Pollen & Pet Dander Reduction, 6 Pack From $52.99
Best seller
2 options
Available in additional 2 optionsFrom$5299
Filtrete 20x20x1 HVAC Furnace Air Filter, MPR 700 MERV 8, Dust, Pollen & Pet Dander Reduction, 6 Pack
4.7 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack $23.99 $23.99/in
$2399
current price $23.99$23.99/in
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack
4.7 out of 5 stars
20 in. x 20 in. x 1 in. Allergen Plus Pleated Furnace Air Filter FPR 7, MERV 11 (2-Pack) $22.99
$2299
current price $22.9920 in. x 20 in. x 1 in. Allergen Plus Pleated Furnace Air Filter FPR 7, MERV 11 (2-Pack)
4.3 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack $104.88
Sponsored
$10488
current price $104.88Filterbuy 20x20x1 Air Filter MERV 13 Smoke Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
4.6 out of 5 stars
20x20x2 MERV 13 (MPR 2200) AC Furnace 2" Inch Air Filters by Glasfloss Industries. 12 Pack $132.95
Sponsored
$13295
current price $132.9520x20x2 MERV 13 (MPR 2200) AC Furnace 2" Inch Air Filters by Glasfloss Industries. 12 Pack
4.2 out of 5 stars
Filter King 20x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75" $39.90
$3990
current price $39.90Filter King 20x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75"
4.8 out of 5 stars
Honeywell 20x20x1 MERV 12 Pleated HVAC Furnace Air Filter -4 Pack $57.65 $57.65/ca
$5765
current price $57.65$57.65/ca
Honeywell 20x20x1 MERV 12 Pleated HVAC Furnace Air Filter -4 Pack
4.4 out of 5 stars
Filter King 20x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75" $29.36
$2936
current price $29.36Filter King 20x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75"
4.8 out of 5 stars
SUIXINEYI AC Filters 20X20X1 Furnace Air Filter, Pleated HVAC Air Filter MERV 11 MPR 1000, Allergen Defense,4 Filters $42.99
$4299
current price $42.99SUIXINEYI AC Filters 20X20X1 Furnace Air Filter, Pleated HVAC Air Filter MERV 11 MPR 1000, Allergen Defense,4 Filters
HHI 20x20x1 Air Filter 6 Pack MERV 8 Pleated HVAC AC Furnace Filters | 450GSM Rigid Frame, Captures Dust, Lint & Pollen (Actual Size 19.75 x 19.75 x 0.75 Inches) $34.99
$3499
current price $34.99HHI 20x20x1 Air Filter 6 Pack MERV 8 Pleated HVAC AC Furnace Filters | 450GSM Rigid Frame, Captures Dust, Lint & Pollen (Actual Size 19.75 x 19.75 x 0.75 Inches)
AMI PARTS 20x20x1 Pleated Air Filter MERV11 HVAC Furnace Air Condition Filter ,Dust Lint Control,4 Filters $51.29
$5129
current price $51.29AMI PARTS 20x20x1 Pleated Air Filter MERV11 HVAC Furnace Air Condition Filter ,Dust Lint Control,4 Filters
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack $33.95
$3395
current price $33.95Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack
4.7 out of 5 stars
AIRx Filters 20x20x1 Air Filter MERV 11 Pleated HVAC AC Furnace Air Filter, Allergy 4-Pack, Made in the USA $37.20
$3720
current price $37.20AIRx Filters 20x20x1 Air Filter MERV 11 Pleated HVAC AC Furnace Air Filter, Allergy 4-Pack, Made in the USA
Filter King 20x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 0.5" $91.84
$9184
current price $91.84Filter King 20x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 0.5"
5 out of 5 stars
Filterbuy 20x20x1 Air Filter MERV 10 Odor Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack $43.99
$4399
current price $43.99Filterbuy 20x20x1 Air Filter MERV 10 Odor Defense, Pleated HVAC AC Furnace Filter Replacement, 1-Pack
3 out of 5 stars
Filtrete 20x20x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 4-Pack From $47.68
8 options
Available in additional 8 optionsFrom$4768
Filtrete 20x20x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 4-Pack
3.2 out of 5 stars
Filter King 20x20x1 Air Filter | 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75" $54.96
$5496
current price $54.96Filter King 20x20x1 Air Filter | 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x .75"
4.8 out of 5 stars
Box Fan Air Filter 20x20x1 MERV 13 – Pack of 3 From $59.99
4 options
Available in additional 4 optionsFrom$5999
Box Fan Air Filter 20x20x1 MERV 13 – Pack of 3
ECO POWER 20x20x1 Air Filter 4 Pack Pleated AC & Furnace Replacement Filter $41.61
$4161
current price $41.61ECO POWER 20x20x1 Air Filter 4 Pack Pleated AC & Furnace Replacement Filter
Dupont Odor & Pollen Air Filter 20x20 $5.88
$588
current price $5.88Dupont Odor & Pollen Air Filter 20x20
Filtrete 20x20x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 2 Filters From $29.28
2 options
Available in additional 2 optionsFrom$2928
Filtrete 20x20x1 Air Filter, MPR 1500 MERV 12, Advanced Allergen Reduction, 2 Filters
4.8 out of 5 stars
Popular in 20x20 Filter
Related Products
Filterbuy 16x21x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 16x21x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$60.99current price $60.99Filterbuy 16x16x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack
Filterbuy 16x16x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 6-Pack$79.98current price $79.98Filter King 17x21x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21 x 1.75"
Filter King 17x21x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21 x 1.75"$91.68current price $91.68Filterbuy 20x27x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack
Filterbuy 20x27x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 4-Pack$104.96current price $104.96Filter King 13x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x 1.75"
Filter King 13x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x 1.75"$86.76current price $86.76Filterbuy 8x16x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 8x16x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$79.98current price $79.98Nordic Pure 16x16x1 Pleated Air Filters MERV 7 Plus Carbon 6 Pack
Nordic Pure 16x16x1 Pleated Air Filters MERV 7 Plus Carbon 6 Pack$71.99current price $71.99Filterbuy 14x16x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
Filterbuy 14x16x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack$171.96current price $171.96Filterbuy 20x27x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack
Filterbuy 20x27x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 3-Pack$80.97current price $80.97Aerostar 16x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack
Aerostar 16x20x1 MERV 8 Air Filter, Pleated AC Furnace HVAC, Dust Pollen Pet Dander, 4 Pack$32.95current price $32.95Filterbuy 16x21x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
Filterbuy 16x21x2 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack$175.92current price $175.92Aerostar 16x16x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack
Aerostar 16x16x1 MERV 6 Air Filter, Pleated AC Furnace HVAC, Dust Lint Control, 6 Pack$40.28current price $40.28Filterbuy 14x27x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack
Filterbuy 14x27x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 12-Pack$204.96current price $204.96Filter King 17x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 17 x .75"
Filter King 17x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 17 x .75"$46.68current price $46.68Filter King 39x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 39 x 14 x .75"
Filter King 39x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 39 x 14 x .75"$94.96current price $94.96Filterbuy 10x30x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack
Filterbuy 10x30x1 Air Filter MERV 11 Allergy Defense, Pleated HVAC AC Furnace Filter Replacement, 5-Pack$74.95current price $74.95Filter King 13x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17 x .75"
Filter King 13x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 17 x .75"$72.68current price $72.68