Standard Roof Sheathing Size

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.

Standard roof sheathing size.

Sheathing should be a minimum of 19 32 inch thick. Unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick. For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended. 3 8 apa rated sheathing is typically rated for a 24 span distance between rafters in a roof.

Comes in standard 4 by 8 foot sheets is strong. The typical thickness range for sheathing is 3 8 to 3 4 inch. The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that. That s considered to be the minimum.

If you re in search of quotes for a roof sheathing job improvenet can put you in touch with up to four local contractors for free. And if you re still wondering what roof sheathing is and what materials are typically used read on and satisfy your curiosity. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Where a 1 2 sheet butts up against a 3 8 sheet the 3 8 side can have several strips of roofing felt narrow on the bottom then progressively wider applied to ease the transition before the base layer of felt is applied to the whole roof.

Never attach roof sheathing with staples.