Osb Roof Deck Thickness

However you might find that osb can better suit your needs than plywood for the roof.

Osb roof deck thickness.

For pricing and availability. Thicknesses range from 5 16 to 3 4 inch and the proper. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. The thickness of plywood used for roof decking depends on the roof slope the spacing of rafters and the weight of other material to be put over the decking as well as the design load the.

Osb is widely used as roof decking material. Osb roof decking thickness 7 16 1 2 or 5 8 if were using osb we get 9 16 we dont worry about getting both 7 16 and 9 16 for walls then the roof we just get all of the same. Sheathing should be a minimum of 19 32 inch thick. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.

The miami dade county board of county commissioners banned osb for use as roof sheathing after hurricane andrew destroyed thousands of homes in 1992. Oriented strand board commonly referred to as osb is a type of engineered lumber similar to particle board formed by adding adhesives and then compressing layers of wood strands. Fortunately this is one issue that has primarily been standardized by the industry. Another issue that many people encounter is what size plywood the roof may need.

Both cdx plywood and osb tend to come in standard sheets of four foot by eight foot 4 8. For pricing and availability. A homeowner recently wrote and asked me the following regarding osb roof decking. Never attach roof sheathing with staples.

Oriented strand board is an excellent choice for roof deck wall and subfloor sheathing. This way no worrying about grabbing scraps to fill in small spots and not having the correct thickness. However osb is generally considered less resistant to water it swells in thickness when exposed to moisture and some people prefer plywood for roofs and subfloors. Provides exceptional dimensional stability and stiffness.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Watch this now to learn how to avoid this same pr. 8d ring shank nails should be used instead. 7 16 cat osb sheathing application as 2 x 4.