Roof Sheathing Installation Overhang

Install edging use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging.

Roof sheathing installation overhang.

This indicates the truss tails. When one slope is completely sheathed pop a chalk line down any slope edge as in a hip roof that needs to be cut at an angle. Place corner pieces where panels will meet bends at the edge of the roofing. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.

Cover sheathing with. Then we re going to use a scrap of 2x4 to space off the square and strike a line there. Ventilate the roof according to current building codes step 3. Measure from the peak of the roof along each rafter on one side of the roof to determine the exact length of each.

At exposed roof overhangs the sheathing must be rated for exposure to the weather. How to install roof sheathing 1. Properly fasten panels including fastening and spacing hints step 4. When installing roof sheathing use nails with longer nail shank larger diameter and a larger head than may be required.

Position the first piece of plywood. Osb or plywood 18 in. A typical metal roof overhang may be 2 to 4 inches or even less. And scroll down to see more details on each with installation hints and tips below.

Sheath one slope of the roof at a time ripping the top course to the needed width at the ridge. Also use more nails and place them closer together to build a stronger roof. 10d ring shank nails at 4 in. 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.

Osb or plywood 18 in. 3 10d common nails per plank. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Draw a full scale mockup and snap a line with fascia in kind to figure out for the sheathing snap line swing the square over to the pitch of the roof in this case it is a.

8d ring shank nails at 4 in. Roof sheathing thickness maximum overhang length attachment 7 16 1 2 in. Check the nailing surface is level step 2. 2 10d common nails per plank 1x8 to 1x10 planks 24 in.

1x6 or narrower planks 24 in.