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MERV Rating
MERV 8 (4)
MERV 11 (4)
MERV 13 (4)
Nominal Length
6.88 (6)
8 (48)
10 (87)
11.25 (27)
11.5 (12)
11.88 (3)
12 (126)
12.5 (9)
12.75 (9)
13 (54)
13.25 (9)
14 (94)
14.5 (9)
15 (54)
15.25 (9)
15.5 (6)
16 (114)
16.25 (21)
16.38 (18)
16.5 (18)
17 (54)
17.25 (54)
17.5 (18)
18 (66)
18.25 (9)
19 (60)
19.25 (18)
19.5 (24)
19.75 (21)
19.88 (9)
20 (126)
21 (36)
21.25 (9)
21.5 (36)
22 (48)
22.25 (6)
23 (9)
23.25 (6)
23.5 (15)
24 (45)
25 (36)
27 (9)
28 (9)
29 (9)
30 (27)
17.5X22 (3)
Nominal Width
11.5 (3)
21 (9)
1 (0)
6 (0)
8 (0)
10 (0)
11.25 (0)
12 (0)
13.25 (0)
14 (0)
15 (0)
15.25 (0)
15.88 (0)
16 (0)
16.88 (0)
17 (0)
17.25 (0)
17.5 (0)
18 (0)
19 (0)
19.25 (0)
19.5 (0)
20 (0)
21.25 (0)
21.38 (0)
21.5 (0)
22 (0)
22.25 (0)
23 (0)
23.25 (0)
23.5 (0)
24 (0)
25 (0)
26 (0)
26.5 (0)
27 (0)
28 (0)
29 (0)
29.25 (0)
30 (0)
30.5 (0)
30.75 (0)
32 (0)
34 (0)
35.25 (0)
36 (0)
37 (0)
40 (0)
Nominal Depth
1" (6)
2" (3)
4" (3)
SEARCH BY FILTER SIZE
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Nominal Size
Actual Size
Merv Rating
Bulk Quantity Pricing
4
6
12
48
72
120
Quantity
11.5x21x4
11.5x21x4
MERV 13
$27.45
$24.71
$24.16
$23.33
$20.59
$19.22
Add to Cart
11.5x21x4
11.5x21x4
MERV 8
$16.68
$15.01
$14.68
$14.18
$12.51
$11.68
Add to Cart
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