How To Extend A Roof Overhang

This will protect a roof from most types of damage.

How to extend a roof overhang.

Here phil explains how much overhang a roof should have at the gutter. Here phil explains how much overhang a roof should have at the gutter. This video will. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.

A roof overhang protects the building under it from rain and weather and if your house doesn t have one adding an overhang is not an especially difficult construction job. An overhang must extend at least 3 4 in 1 9 cm past a roof s edge to reach the gutter. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports.

If you have gutters but still suffer from water rolling down the sides of your home it s likely that your overhang isn t long enough. A typical metal roof overhang may be 2 to 4 inches or even less. Water splashing on the siding causes water staining mold growth rot and will cost lots of money for future repairs. This can make extensive roof overhangs more trouble than they are worth in all but.

Extending a roof overhang will get the water draining off the roof away from the siding and the foundation. Why extend a roof overhang.