Osb Roof Decking Which Side Up

Lay sheets in rows with the long edge horizontal to the roof bottom.

Osb roof decking which side up.

Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8. Or for floor sheathing over supports spaced up to 16 inches o c. Spacing in inches for roof sheathing. Provide a 1 8 inch gap.

Roof trusses must be dry when sheathing a roof with osb to prevent mold growth in the roof and coverage gaps as the trusses dry and shrink. 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. Support spacing when the panel is used for subflooring. The screened surface also provides a little more traction for construction workers during installation.

Avoid installing osb with the textured side down. 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. For pricing and availability. Thicknesses range from 5 16 to 3 4 inch and the proper.

Be particular about your framing you cannot install your osb sheathing directly. The textured surface helps flashing and waterproof underlay stay in place effectively. For pricing and availability. The second number is the maximum o c.

Osb sheathing has different textures on both sides as well. The span rating on floor span panels appears as a single. Install osb textured side up. Also by installing the stamps down the rougher side of the panels is kept upward which helps with worker traction on the jobsite.

I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8. 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. Watch this now to learn how to avoid this same pr.

However structurally there is no difference in how the panel will perform whether the side with the grade stamps is installed up or down. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.