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9 Best Of How Much Metal Roof Overhang Free Download. Metal is usually installed on rafters or strip sheathing. How much overhang should you have on a metal roof.
The roof overhang will be 36 inches at the eaves measured horizontally and 36 inches at the gable ends. Eave overhang contains vented soffit to increase air flow within the building. Though most overhang regardless because of discrepancies of the facia being straight so they run metal past to let it appear straight.
However the suggested width of an overhang is between 12 and 18 for eaves and no more than 8 for rakes.
Depending on its purpose animal housing heated workshop etc some buildings can require more overhang for added ventilation. A typical metal roof overhang may be 2 to 4 inches or even less. 3 Get additional rafters installed to extend the overhang by more than 10 inches 25 cm. The cost of extending my 30 foot long roof overhang 14 inches was 340 or 1150 per running foot for materials.