How Thick Osb For Roof Sheathing

The minimum plywood for roofing plywood is layers of wood.

How thick osb for roof sheathing.

For pricing and availability. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should. Required sheathing thickness for roofing important factors. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.

Roof sheathing or decking is one of those elements. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood. This minimum will only work if the rafters are set 16 inches apart at most and if the roof doesn t have too much load. Plywood is made with three or more layers of thin wood glued together with the grain.

Several factors must be considered when determining appropriate roof sheathing thickness such as the. With this thickness any deflection under dead loads only the weight of materials only should prove to be imperceptible. The thickness of plywood used for roof decking depends on the roof slope the spacing of. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.

You need to find a sheathing with a span rating of at least 32 16 which means either 15 32 or 1 2 thick osb. Many factors affect thickness. Zip system 5 8 cat ps2 10 tongue and groove osb sheathing application as 4 x 8. Click to add item 7 16 x 4 x 145 1 8 osb oversized wall sheathing to the compare list compare click to add item 7 16 x 4 x 145 1 8 osb oversized wall sheathing to the compare list add to list click to add item 7 16 x 4 x 145 1 8 osb oversized wall sheathing to your list.

Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. A roof system consists of several elements working together to protect the home.