How Thick Is Roof Sheathing

The inch thick boards extend from the eaves just past the exterior walls where they butt up against the plywood roof sheathing.

How thick is roof sheathing. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Roof material then covers all. 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.

A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. Spacer type panel edge clips are available from some manufacturers. 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 to be used for sheathing should be at least 3 8 inch thick.

Get free estimates from local roofing contractors. 8d ring shank nails should be used instead. 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. This minimum will only work if the rafters are set 16 inches apart at most and if the roof doesn t have too much load.

That s considered to be the minimum. Scroll down 01. Advantech sheathing 5 8 cat ps2 10 osb sheathing application as 4 x 8. Standard roof sheathing which consists of 4 by 8 sheets of plywood or oriented strand board or osb is 1 2 inch thick and attaches directly to the roof rafters or the roof trusses.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. The typical thickness range for sheathing is 3 8 to 3 4 inch. Roof sheathing panel spacing hints.