How Much Does Roof Sheathing Overhang On Side

This article series discusses roofing installation including roof sheathing roof underlayment roof coverings such as shingles slates or membranes and roof flashing.

How much does roof sheathing overhang on side. Overhangs can vary from a few inches to a few feet depending on preference. Head to your local construction supply store and purchase enough flashing to cover the sides of your overhang. Drip edge flashing is roughly 1 2 per 1 foot 30 cm. Measure up the rafter 45 3 4 inch from the cut end of the truss tail and snap a line along the trusses.

How to install roof sheathing. Roof drip edges are generally sold in 10 5 foot lengths but they are occasionally sold in 8 foot lengths or smaller. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Roof sheathing is a lot more than just flat panels onto which shingles are attached.

The roof s sheathing helps to keep the roof trusses or rafters properly spaced. You can measure the overhang s edge if you d like but it should be pretty easy to make an educated guess just by doubling the length of the wall underneath the roof. However the suggested width of an overhang is between 12 and 18 for eaves and no more than 8 for rakes. I note that was an easier job.

This profile of drip edge is shaped like a t with a lower flange at the bottom. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. The length of the overhang itself commonly ranges from 2 to 5 inches. Not shown will be secured to the fascia board yellow with the gutter high end up tight against the under side of the furring strip.