This indicates the truss tails.
Plywood roof sheathing overhang.
As a quick primer in plywood each side is rated from a to d.
Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
The common grade of plywood for roof sheathing is cdx.
At exposed roof overhangs the sheathing must be rated for exposure to the weather.
A is smooth and knot free while d the lowest quality has missing knots and cracks.
It also holds roofing nails well.
Comes in standard 4 by 8 foot sheets is strong durable and relatively light.
Thickness will range from 3 8 to 3 4 inch depending upon local code.
Choose an exterior c d grade.
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.
Every piece meets the highest grading standards for strength and appearance.
In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.
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 sheathing delivers outstanding stiffness strength and versatility.
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.
It adds proven performance and durability to new homes room additions and renovations.