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Home Air Filters

20x20x4 Air Filters

Our 20x20x4 air filters are offered in multiple varieties to accommodate your air quality needs. All options are offered in cases of 3 with free shipping within the contiguous USA. Compare our filter ratings using our Filter Rating Chart or Contact Us for personal assistance!

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MERV 8 (0)
MERV 11 (0)
MERV 13 (0)

11-1/2" x 19-1/2" x 1-3/4" (0)
11-1/2" x 19-1/2" x 3/4" (0)
11-3/4" x 11-3/4" x 3/4" (0)
11-3/4" x 24-3/4" x 3/4" (0)
11-3/4" x 35-1/2" x 3/4" (0)
11-3/8" x 23-3/8" x 1-3/4" (0)
11-3/8" x 23-3/8" x 3-5/8" (0)
11-3/8" x 23-3/8" x 3/4" (0)
11-5/8" x 29-1/2" x 3/4" (0)
13-1/2" x 13-1/2" x 3/4" (0)
13-1/2" x 17-1/2" x 3/4" (0)
13-1/2" x 19-1/2" x 3/4" (0)
13-1/2" x 24-1/2" x 3/4" (0)
13-1/2" x 35-1/2" x 3/4" (0)
13-3/4" x 19-3/4" x 1-3/4" (0)
13-3/8" x 23-3/8" x 3/4" (0)
13-3/8" x 24-3/8" x 1-3/4" (0)
13-7/8" x 29-7/8" x 3/4" (0)
14-1/2" x 19-1/2" x 1-3/4" (0)
14-1/2" x 19-1/2" x 3/4" (0)
14-1/2" X 24-1/2" X 3/4" (0)
14-1/2' X 24-1/2" X 3/4" (0)
15-1/2" x 15-1/2" x 1-3/4" (0)
15-1/2" x 19-1/2" x 1-3/4" (0)
15-1/2" x 19-1/2" x 3/4" (0)
15-1/2" x 24-1/2" x 1-3/4" (0)
15-1/2" x 24-1/2" x 3-35/8 (0)
15-1/2" x 24-1/2" x 3-5/8" (0)
15-1/2" x 24-1/2" x 3/4" (0)
15-1/2" x 35-1/2" x 3/4" (0)
15-3/4" x 15-3/4" x 3/4" (0)
15-3/4" x 29-3/4" x 1-3/4" (0)
15-3/8" x 19-3/8" x 3-5/8" (0)
15-3/8" x 23-3/8" x 1-3/4" (0)
15-3/8" x 23-3/8" x 3/4" (0)
15-5/8" x 29-5/8" x 3/4" (0)
17-1/2" x 17-1/2" x 1-3/4" (0)
17-1/2" x 19-1/2" x 1-3/4" (0)
17-1/2" x 24-1/2" x 3/4" (0)
17-3/4" x 17-3/4" x 1-3/4" (0)
17-3/4" x 17-3/4" x 3/4" (0)
17-3/4" x 24-3/4" x 1-3/4" (0)
17-3/4" x 35-1/2" x 3/4" (0)
17-3/8" x 19-3/8" x 3/4" (0)
17-3/8" x 23-3/8" x 1-3/4" (0)
17-3/8" x 23-3/8" x 3/4" (0)
17-5/8" x 29-5/8" x 3/4 (0)
17-5/8" x 29-5/8" x 3/4" (0)
19-1/2" x 19-1/2" x 1-3/4" (0)
19-1/2" x 19-1/2" x 3-5/8" (3)
19-1/2" x 19-1/2" x 3/4" (0)
19-1/2" x 21-1/2" x 3/4" (0)
19-1/2" x 24-1/2" x 1-3/4" (0)
19-1/2" x 24-1/2" x 3-5/8" (0)
19-1/2" x 24-1/2" x 3/4" (0)
19-1/2" x 35-1/2" x 3/4" (0)
19-3/4" x 29-3/4" x 1-3/4" (0)
19-3/4" x 29-3/4" x 3/4" (0)
19-3/8" x 23-3/8" x 1-3/4" (0)
19-3/8" x 23-3/8" x 3-5/8" (0)
19-3/8" x 23-3/8" x 3/4" (0)
21-3/4" x 21-3/4" x 3/4" (0)
23-1/2" x 29-1/2" x 1-3/4" (0)
23-3/8" x 23-3/8" x 1-3/4" (0)
23-3/8" x 23-3/8" x 3-58" (0)
23-3/8" x 23-3/8" x 3/4" (0)
23-3/8" x 29-3/8" x 3/4" (0)
23-3/8" x 35-3/4" x 3/4" (0)
24-1/2" x 24-1/2" x 1-3/4" (0)
24-1/2" x 24-1/2" x 3/4" (0)
24-3/8" x 28-3/8" x 3-5/8" (0)
29-3/4" x 29-3/4" x 1-3/4" (0)
29-3/4" x 29-3/4" x 3/4" (0)
29-3/4" x 31-3/4" x 1-3/4" (0)
29-3/4" x 35-1/2" x 3/4" (0)
29-3/4" x 35-3/4" x 1-3/4" (0)
7-3/4" x 29-5/8" x 3/4" (0)
7-7/8" x 15-3/4" x 3/4" (0)
9-1/2" x 19-1/2" x 1-3/4" (0)
9-1/2" x 19-1/2" x 3/4" (0)
9-1/2" x 23-1/2" x 3/4" (0)
9-1/2" x 29-1/2" x 3/4" (0)
9-1/2" x 9-1/2" x 3/4" (0)
9-3/4" x 24-1/2" x 3/4" (0)

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U.S. Home Filter
Ph: 1-855-435-9600
200 Cunningham Pkwy.
Belton, MO 64012-5138

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