Osb Roof Decking Which Side Up

The second number is the maximum o c.

Osb roof decking which side up.

Be particular about your framing you cannot install your osb sheathing directly. A panel marked 32 16 may be used for roof sheathing over supports spaced up to 32 inches o c. However structurally there is no difference in how the panel will perform whether the side with the grade stamps is installed up or down. Lay sheets in rows with the long edge horizontal to the roof bottom.

Also by installing the stamps down the rougher side of the panels is kept upward which helps with worker traction on the jobsite. Avoid installing osb with the textured side down. The screened surface also provides a little more traction for construction workers during installation. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.

Install osb textured side up. Avoid putting osb on wet roof trusses. The minimum osb panel size is 24 inches in any direction and each sheet end must rest on a rafter. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.

Provide a 1 8 inch gap. Osb sheathing has different textures on both sides as well. For pricing and availability. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.

For pricing and availability. The span rating on floor span panels appears as a single. One side has a polyurethane coating that shields the object from natural elements such as moisture but the opposite side does not have a finish at all. Watch this now to learn how to avoid this same pr.

Support spacing when the panel is used for subflooring. When the grade stamp is covered by roofing the building inspector will not be able to confirm that the correct osb roofing panel was used. Or for floor sheathing over supports spaced up to 16 inches o c. Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8.

Osb roof panels should always be installed with the grade stamp facing into the attic and the screened surface with the nail guide lines facing up. Thicknesses range from 5 16 to 3 4 inch and the proper.