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Access Doors Rough Opening

Rough Opening Chart

DOOR SIZE
(Width x Height)
ROUGH OPENING (RO)
(Width x Height)
6 x 6
6-1/4 x 6-1/4
8 x 8
8-1/4 x 8-1/4
10 x 10
10-1/4 x 10-1/4
12 x 12
12-1/4 x 12-1/4
12 x 18
12-1/4 x 18-1/4
12 x 24
12-1/4 x 24-1/4
14 x 14
14-1/4 x 14-1/4
16 x 16
16-1/4 x 16-1/4
16 x 20
16-1/4 x 20-1/4
18 x 18
18-1/4 x 18-1/4
18 x 24
18-1/4 x 24-1/4
20 x 30
20-1/4 x 30-1/4
22 x 22
22-1/4 x 22-1/4
22 x 30
22-1/4 x 30-1/4
24 x 24
24-1/4 x 24-1/4
24 x 30
24-1/4 x 30-1/4
24 x 36
24-1/4 x 36-1/4
24 x 48
24-1/4 x 48-1/4
30 x 30
30-1/4 x 30-1/4
30 x 36
30-1/4 x 36-1/4
32 x 32
32-1/4 x 32-1/4
36 x 36
36-1/4 x 36-1/4
All dimensions are in inches
Rough opening is door size + 1/4" min to 1/2" max
Additional sizes available, call for more information