Roof Sheathing Overhang

Roof sheathing or decking is one of those elements.

Roof sheathing overhang.

Roof sheathing is a lot more than just flat panels onto which shingles are attached. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. On 2020 05 13 by james calhoun.

Measure up the rafter 45 3 4 inch from the cut end of the truss tail and snap a line along the trusses. This indicates the upper edge of the first row of roof sheathing leaving enough overhang that the subfascia and fascia will tuck neatly underneath when the time comes. The size of the roof overhang you choose depends largely on the style of your shed s roof. Looks like some odd green opening at the top of the fascia board which is the vertical front of the soffit or eave or overhang of your roof.

The roof s sheathing helps to keep the roof trusses or rafters properly spaced and is the strength that holds. A typical metal roof overhang may be 2 to 4 inches or even less. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. This article series discusses roofing installation including roof sheathing roof underlayment roof coverings such as shingles slates or membranes and roof flashing.

The boards are more attractive when viewed from underneath than rough plywood. Plywood is a bit more expensive but is usually. Because this style of a shed has a flat roof it can facilitate a wider overhang which is ideal for storage.