Plywood Roof Sheathing Overhang

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.

Plywood roof sheathing overhang.

It adds proven performance and durability to new homes room additions and renovations. This indicates the truss tails. Then we re going to use a scrap of 2x4 to space off the square and strike a line there. It is an excellent choice for light frame wall and roof assemblies in weather protected applications.

The everyday sheathing used on the body of a roof is not rated for weather exposure so when exposed eaves and or rakes occur at the perimeter a different more expensive weather rated grade of plywood or osb must be used. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. As a quick primer in plywood each side is rated from a to d. Roof sheathing or decking is one of those elements.

Choose an exterior c d grade. At exposed roof overhangs the sheathing must be rated for exposure to the weather. Things needed tape measure chalk line circular saw 4 foot by 8 foot sheets of 3 4 inch plywood or osb framing nailer. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.

Plywood particle board or wafer board roof sheathing is most commonly used being low in cost and easy to apply. Every piece meets the highest grading standards for strength and appearance. A is smooth and knot free while d the lowest quality has missing knots and cracks. It also holds roofing nails well.

Thickness will range from 3 8 to 3 4 inch depending upon local code.