Standard Sizes for Pleated Filters
One Inch Thick
10 X 20 X 1
12 X 20 X 1
14 X 20 X 1
15 X 20 X 1
16 X 20 X 1
18 X 20 X 1
20 X 20 X 1
22 X 22 X 1
12 X 24 X 1
16 X 24 X 1
18 X 24 X 1
20 X 24 X 1
14 X 25 X 1
16 X 25 X 1
18 X 25 X 1
20 X 25 X 1
24 X 24 X 1
16 X 16 X 1
20 X 30 X 1
16 X 30 X 1
Two Inch Thick
16 X 16 X 2
10 X 20 X 2
12 X 20 X 2
14 X 20 X 2
15 X 20 X 2
16 X 20 X 2
18 X 20 X 2
20 X 20 X 2
12 X 24 X 2
16 X 24 X 2
18 X 24 X 2
20 X 24 X 2
24 X 24 X 2
14 X 25 X 2
16 X 25 X 2
18 X 25 X 2
20 X 25 X 2
20 X 30 X 2
Four and Five Inch Thick
15 7/8 X 24 3/4 X 4 3/8
19 7/8 X 24 3/4 X 4 3/8
15 3/8 X 25 1/2 X 5 1/4
NOTE: Some varieties of pleated filter not available in 5” sizes
20 X 20 X 4
12 X 24 X 4
18 X 24 X 4
24 X 24 X 4
16 X 25 X 4
20 X 25 X 4