Installing Osb Roof Sheeting

When you intend to install osb sheaths try to determine the breadth or the ideal measurement of your choice of material.

Installing osb roof sheeting.

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. The screened surface also provides a little more traction for construction workers during installation. Cover sheathing with. Properly fasten panels including fastening and spacing hints step 4.

The textured surface helps flashing and waterproof underlay stay in place effectively. Installing osb structural roof sheathing panels to a sloped shed style overhead deck canop. Install osb textured side up. Avoid putting osb on wet roof trusses.

And scroll down to see more details on each with installation hints and tips below. You may choose between sheets that measure half an inch or 3 4 of an inch thick. When osb is used as a structural panel it must adhere to specific span ratings specified by the. Avoid installing osb with the textured side down.

How to install osb roof deck sheathing. Ventilate the roof according to current building codes step 3. 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. Curved or uneven roof trusses will cause osb roof sheathing to warp or buckle under roof coverings.

This is usually a prerequisite in building codes. Check the nailing surface is level step 2. 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. Osb sheathing has different textures on both sides as well.