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.
Osb roof sheathing overhang.
Roof sheathing thickness maximum overhang length attachment 7 16 1 2 in.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.
Sheets of 7 16 inch thick with no edge support can be used in an area where the snow load is 30 pounds per square foot.
Position the first piece of plywood or oriented strand board sheathing on the bottom edge of the rafter tails at one end of the roof.
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Align the long edge of the sheathing with the ends of the.
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Types of sheathing typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
8d ring shank nails at 4 in.
1x6 or narrower planks 24 in.
Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.
At exposed roof overhangs the sheathing must be rated for exposure to the weather.
2 10d common nails per plank 1x8 to 1x10 planks 24 in.
Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8.
With edge support and the same snow load 3 8 inch osb can be used.
Stagger the panels over the roof with 2 supports between panel ends.
Osb or plywood 18 in.
The boards are more attractive when viewed from underneath than rough plywood.
10d ring shank nails at 4 in.
The inch thick boards extend from the eaves just past the exterior walls where they butt up against the plywood roof sheathing.
Roof sheathing or decking is one of those elements.
Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
Osb or plywood 18 in.
In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.
A roof system consists of several elements working together to protect the home.
3 10d common nails per plank.
For pricing and availability.