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20 x 21 x 4 MERV 11 Pleated
Category [6]
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20 x 21 x 4 MERV 11 Pleated
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20
x
21
x 1
MERV
11
Pleated
Air Filter P15S.01
20
21
$10.94
factorydirectfilte...
Deals
20
x
21
x 1
MERV
11
Pleated
Air Filter P15S.01
20
21
$10.96
Air Filters Delive...
Deals
7 3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.0107M
21
M
$11.24
factorydirectfilte...
Deals
7 3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.0107M
21
M
$11.26
Air Filters Delive...
Deals
20
3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.01
20
M
21
M
$12.02
factorydirectfilte...
Deals
20
3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.01
20
M
21
M
$12.04
Air Filters Delive...
Deals
20
x
21
x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
$12.86
factorydirectfilte...
Deals
20
x
21
x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
$12.88
Air Filters Delive...
Deals
20
3/4 x
21
3/4 x 1
MERV
13
Pleated
Air Filter P25S.01
20
M
21
M
$13.32
factorydirectfilte...
Deals
20
3/4 x
21
3/4 x 1
MERV
13
Pleated
Air Filter P25S.01
20
M
21
M
$13.34
Air Filters Delive...
Deals
21
1/4 x
21
1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D
21
D
$13.60
factorydirectfilte...
Deals
21
1/4 x
21
1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D
21
D
$13.62
Air Filters Delive...
Deals
21
1/4 x 23 1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D23D
$15.77
factorydirectfilte...
Deals
21
1/4 x 23 1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D23D
$15.79
Air Filters Delive...
Deals
20
x
21
x 4
MERV
11
Pleated
Air Filter P15S.04
20
21
$15.97
factorydirectfilte...
Deals
20
x
21
x 4
MERV
11
Pleated
Air Filter P15S.04
20
21
$15.99
Air Filters Delive...
Deals
21
1/4 x
21
1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D
21
D
$16.97
factorydirectfilte...
Deals
21
1/4 x
21
1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D
21
D
$16.99
Air Filters Delive...
Deals
$20.33
factorydirectfilte...
$20.35
Air Filters Delive...
Compare Stores
20
x
21
1/2 x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
H
$20.33
factorydirectfilte...
Deals
$20.78
factorydirectfilte...
$20.80
Air Filters Delive...
Compare Stores
21
1/4 x
21
1/4 x 2
MERV
11
Pleated
Air Filter P15S.02
21
D
21
D
$20.78
factorydirectfilte...
Deals
$21.34
factorydirectfilte...
$21.36
Air Filters Delive...
Compare Stores
21
1/4 x 23 1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D23D
$21.34
factorydirectfilte...
Deals
Accumulair Platinum
20
x
21
x4 (Actual Size)
MERV
11
Air
$46.97
Amazon.com
Show Reviews
20
x
21
x1 (Actual Size) Accumulair Platinum Filter
MERV
11
$58.05
Amazon.com
ComfortUp WP15S.01
20
21
D -
20
" x
21
1/4" x 1
MERV
11
Pleated
$118.99
searsonline.com
ComfortUp WP15S.04
20
21
H -
20
" x
21
1/2" x 4
MERV
11
Pleated
$216.99
searsonline.com
20
x
21
x1 (Actual Size) Accumulair Platinum 1-Inch Filter
$47.96
Amazon.com
Show Reviews
20
x
21
x4 Ultimate
MERV
13 Air Filter / Furnace Filter
$121.17
Amazon.com
20
x
21
x 1
MERV
11
Pleated
Air Filter P15S.01
20
21
20 x 21 x 1 MERV 11 Pleated Air Filter P15S.012021 ... [More]
$10.94
factorydirectfilters.com
20
x
21
x 1
MERV
11
Pleated
Air Filter P15S.01
20
21
20 x 21 x 1 MERV 11 Pleated Air Filter P15S.012021 ... [More]
$10.96
Air Filters Delivered
7 3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.0107M
21
M
7 3 4 x 21 3 4 x 1 MERV 11 Pleated Air Filter P15S.0107M21M ... [More]
$11.24
factorydirectfilters.com
7 3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.0107M
21
M
7 3 4 x 21 3 4 x 1 MERV 11 Pleated Air Filter P15S.0107M21M ... [More]
$11.26
Air Filters Delivered
20
3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.01
20
M
21
M
20 3 4 x 21 3 4 x 1 MERV 11 Pleated Air Filter P15S.0120M21M ... [More]
$12.02
factorydirectfilters.com
20
3/4 x
21
3/4 x 1
MERV
11
Pleated
Air Filter P15S.01
20
M
21
M
20 3 4 x 21 3 4 x 1 MERV 11 Pleated Air Filter P15S.0120M21M ... [More]
$12.04
Air Filters Delivered
20
x
21
x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
20 x 21 x 2 MERV 11 Pleated Air Filter P15S.022021 ... [More]
$12.86
factorydirectfilters.com
20
x
21
x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
20 x 21 x 2 MERV 11 Pleated Air Filter P15S.022021 ... [More]
$12.88
Air Filters Delivered
20
3/4 x
21
3/4 x 1
MERV
13
Pleated
Air Filter P25S.01
20
M
21
M
20 3 4 x 21 3 4 x 1 MERV 13 Pleated Air Filter P25S.0120M21M ... [More]
$13.32
factorydirectfilters.com
20
3/4 x
21
3/4 x 1
MERV
13
Pleated
Air Filter P25S.01
20
M
21
M
20 3 4 x 21 3 4 x 1 MERV 13 Pleated Air Filter P25S.0120M21M ... [More]
$13.34
Air Filters Delivered
21
1/4 x
21
1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D
21
D
21 1 4 x 21 1 4 x 1 MERV 11 Pleated Air Filter P15S.0121D21D ... [More]
$13.60
factorydirectfilters.com
21
1/4 x
21
1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D
21
D
21 1 4 x 21 1 4 x 1 MERV 11 Pleated Air Filter P15S.0121D21D ... [More]
$13.62
Air Filters Delivered
21
1/4 x 23 1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D23D
21 1 4 x 23 1 4 x 1 MERV 11 Pleated Air Filter P15S.0121D23D ... [More]
$15.77
factorydirectfilters.com
21
1/4 x 23 1/4 x 1
MERV
11
Pleated
Air Filter P15S.01
21
D23D
21 1 4 x 23 1 4 x 1 MERV 11 Pleated Air Filter P15S.0121D23D ... [More]
$15.79
Air Filters Delivered
20
x
21
x 4
MERV
11
Pleated
Air Filter P15S.04
20
21
20 x 21 x 4 MERV 11 Pleated Air Filter P15S.042021 ... [More]
$15.97
factorydirectfilters.com
20
x
21
x 4
MERV
11
Pleated
Air Filter P15S.04
20
21
20 x 21 x 4 MERV 11 Pleated Air Filter P15S.042021 ... [More]
$15.99
Air Filters Delivered
21
1/4 x
21
1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D
21
D
21 1 4 x 21 1 4 x 4 MERV 11 Pleated Air Filter P15S.0421D21D ... [More]
$16.97
factorydirectfilters.com
21
1/4 x
21
1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D
21
D
21 1 4 x 21 1 4 x 4 MERV 11 Pleated Air Filter P15S.0421D21D ... [More]
$16.99
Air Filters Delivered
20
x
21
1/2 x 2
MERV
11
Pleated
Air Filter P15S.02
20
21
H
20 x 21 1 2 x 2 MERV 11 Pleated Air Filter P15S.022021H ... [More]
$20.33
factorydirectfilters.com
$20.35
Air Filters Delivered
Compare Stores
21
1/4 x
21
1/4 x 2
MERV
11
Pleated
Air Filter P15S.02
21
D
21
D
21 1 4 x 21 1 4 x 2 MERV 11 Pleated Air Filter P15S.0221D21D ... [More]
$20.78
factorydirectfilters.com
$20.80
Air Filters Delivered
Compare Stores
21
1/4 x 23 1/4 x 4
MERV
11
Pleated
Air Filter P15S.04
21
D23D
21 1 4 x 23 1 4 x 4 MERV 11 Pleated Air Filter P15S.0421D23D ... [More]
$21.34
factorydirectfilters.com
$21.36
Air Filters Delivered
Compare Stores
Accumulair Platinum
20
x
21
x4 (Actual Size)
MERV
11
Air
Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. ... [More]
$46.97
Amazon.com
Show Reviews
20
x
21
x1 (Actual Size) Accumulair Platinum Filter
MERV
11
- MERV 11 Rating - Supercharged pleated panel filtering media ideally suited for capturing fine airborne allergens such as ... [More]
$58.05
Amazon.com
ComfortUp WP15S.01
20
21
D -
20
" x
21
1/4" x 1
MERV
11
Pleated
ComfortUp WP15S.012021D - 20" x 21 1/4" x 1 MERV 11 Pleated Air Filter - 6 pack PartNumber: SPM13633657019 ... [More]
$118.99
searsonline.com
ComfortUp WP15S.04
20
21
H -
20
" x
21
1/2" x 4
MERV
11
Pleated
ComfortUp WP15S.042021H - 20" x 21 1/2" x 4 MERV 11 Pleated Air Filter - 6 pack PartNumber: SPM13633687119 ... [More]
$216.99
searsonline.com
20
x
21
x1 (Actual Size) Accumulair Platinum 1-Inch Filter
Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and ... [More]
$47.96
Amazon.com
Show Reviews
20
x
21
x4 Ultimate
MERV
13 Air Filter / Furnace Filter
Our Tier1 20x21x4 Air Filter MERV 13 comes in a 6-Pack. These pleated high-capacity filters are constructed using electrostatically charged ... [More]
$121.17
Amazon.com
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