Min. Pitch 2 X 12
Standard Size Selection Chart – Custom Sizes Available
|
Single Glazed
|
Double Glazed
|
Outside Curb Dimension
|
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R24
|
RD24
|
12″ x unlimited
|
|
R36
|
RD36
|
18″ x unlimited
|
|
R48
|
RD48
|
24″ x unlimited
|
|
R60
|
RD60
|
30″ x unlimited
|
|
R72
|
RD72
|
36″ x unlimited
|