It also holds roofing nails well.
Plywood roof sheathing overhang.
Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
Things needed tape measure chalk line circular saw 4 foot by 8 foot sheets of 3 4 inch plywood or osb framing nailer.
Every piece meets the highest grading standards for strength and appearance.
As a quick primer in plywood each side is rated from a to d.
Choose an exterior c d grade.
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.
At exposed roof overhangs the sheathing must be rated for exposure to the weather.
Plywood sheathing delivers outstanding stiffness strength and versatility.
The common grade of plywood for roof sheathing is cdx.
Then we re going to use a scrap of 2x4 to space off the square and strike a line there.
This indicates the truss tails.
In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.
Plywood particle board or wafer board roof sheathing is most commonly used being low in cost and easy to apply.
It is an excellent choice for light frame wall and roof assemblies in weather protected applications.
A is smooth and knot free while d the lowest quality has missing knots and cracks.
It adds proven performance and durability to new homes room additions and renovations.
Thickness will range from 3 8 to 3 4 inch depending upon local code.