Calculate Size by:
Width
x
Height
- select -
ROUGH CUT OPENING
OVERALL FRAME SIZE
FLAP SIZE
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---
1/16"
1/8"
3/16"
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
11/16"
3/4"
13/16"
7/8"
15/16"
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6
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49
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51
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60
---
1/16"
1/8"
3/16"
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
11/16"
3/4"
13/16"
7/8"
15/16"
inches
fraction
inches
fraction
Select what to calculate size by, then enter dimensions.