Roof Sheathing Material Thickness

Roof sheathing panel spacing hints.

Roof sheathing material thickness.

Spacer type panel edge clips are available from some manufacturers. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. Zip system roof assembly combines our revolutionary integrated sheathing and flashing tape or liquid flashing to provide a sealed roof for protection against moisture intrusion during construction or if high winds strip the roof covering away. Unlike with plywood siding the plywood sheet.

Obviously it should be graded for exterior use meaning it should be able to withstand rain especially during the construction of the roof. As a quick primer in plywood each side is rated from a to d. A is smooth and knot free while d the lowest quality has missing knots and cracks. It spans the rafters to support the roofing and in the case of panel sheathing such as plywood or osb it acts as a diaphragm with the walls to resist horizontal loads.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Also known as sheating decking is basically where the roofer attaches the shingles or whatever your chosen roofing material is. Installation manual zip system sheathing wall and roof zip system sheathing and tape fact sheet integrated sheathing or housewrap white paper zip system brand brochure house of brands brochure view all. Sheathing should be a minimum of 19 32 inch thick.

Comes in standard 4 by 8 foot sheets is strong durable and relatively light. Use a 10d box 0 128 inch by 3 inch nail as a spacer to gauge 1 8 inch edge and end spacing between panels. Scroll down 01. The typical thickness range for sheathing is 3 8 to 3 4 inch.

The common grade of plywood for roof sheathing is cdx. It also holds roofing nails well. 8d ring shank nails should be used instead. Never attach roof sheathing with staples.

Roof sheathing materials plywood. 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. Plywood sheathing delivers outstanding rigidity strength and versatility and is an excellent choice for.