Roof Plywood Sheathing Fascia Detail

Nail thefurring strip to the fascia board near the fascia top tight under any extending of roof decking usually absent.

Roof plywood sheathing fascia detail.

Chalk your line up the rake 48 from the point where fascia meets sub fascia. The drip edge will be installed 1 8 proud of away or out from the furring strip in best practice or may be installed tight against the furring strip reduces the life of the furring strip by rot. I install the fascia flush with the top of the sub fascia. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.

If the roof has starter board installed butt the. Run fascia the thickness of the plywood higher than the fly rafter on the gable and flush on the sub fascia. Its top edge is tucked up under the shingles and its outside face is where the gutter is mounted. Roofing roof sheathing rafter continuous fascia exterior plywood or other exterior grade finish continuous screened ventwftrim note.

Place the first full piece of sheathing atop the rafters and align the lower edge with the ends of the rafters or outer edge of a fascia board. It spans the rafters to support the roofing and in the case of panel sheathing such as plywood or osb it acts as a diaphragm with the walls to resist horizontal loads. Roof sheathing attaches to the surface of the rafters or trusses to form the structural skin of the roof. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.

Hang gutter from strap or use vertical fascia on plumb cut rafters to accomplish standard gutters. Roof sheathing or decking is one of those elements.