Click any diagram below to enlarge and show detailed specs.
Rough opening should be 1/4" larger than base size.

32 32	35 33 1/2	36 36
42 1/2 42 1/2	36 42	42 36
48 32	48 36	48 42
54 36	60 32	60 36
60 42	36 36	38
42	48	60
	48 48