Metal Roof Overhang Length

America and canada the most important windows and doors to keep in mind for any roof strategy are the south windows.

Metal roof overhang length.

Two feet is the general maximum length for a typical roof overhang. Though most overhang regardless because of discrepancies of the facia being straight so they run metal past to let it appear straight. The sheets should overlap by at least four inches add a bead of caulk where they overlap and at the other end of the building ensure there s an overhang of two inches. Once the first sheet is in place you need to install the remainder of the lowest row of corrugated metal roofing.

A typical metal roof overhang may be 2 to 4 inches or even less. How to cut metal roofing never use a circular saw or other device that will fling hot metal chips all around the area you cut. Metal roofs also require particular attention especially the length of flat metal roofs. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch.

Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports. The tradeoff between solar heat gain and shading for homes built in the northern hemisphere i e. This will protect a roof from most types of damage. We recommend about 2.

Western metal deck an independent family owned and operated leading provider of corrugated metal roof panels metal roofing accessories metal roofing supplies metal wall panel systems and verco metal decking. This can make extensive roof overhangs more trouble than they are worth in all but the harshest climates. Use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging. There is a thing called wicking that if on a low enough slope will run up the underside of roofing and possible go up enough to get behind facia so usually without drip edge at least 2 with drip edge even.

Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.