How Thick Is Roof Sheathing

Sheathing should be a minimum of 19 32 inch thick.

How thick is roof sheathing.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Most roofs will be sheathed in plywood at least 3 8 inch thick. Never attach roof sheathing with staples.

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. An exception to this standard however may occur if you intend to install slate concrete or tile shingles on your roof. 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 material then covers all.

Scroll down 01. 8d ring shank nails should be used instead. 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. A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather.

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. Advantech sheathing 5 8 cat ps2 10 osb sheathing application as 4 x 8. That s considered to be the minimum. Roof sheathing panel spacing hints.

The typical thickness range for sheathing is 3 8 to 3 4 inch. Unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick. The inch thick boards extend from the eaves just past the exterior walls where they butt up against the plywood roof sheathing.