Standard Roof Sheathing Thickness

If you absolutely must use different thickness sheathing replace all of the plywood above the one that needs to be replaced to the ridge of the roof.

Standard roof sheathing thickness.

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. Roof sheathing materials plywood. The typical thickness range for sheathing is 3 8 to 3 4 inch. My cabin trusses will be 24 oc and i will use either 1 2 or 5 8 osb sheathing and a standing seam metal roof.

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. Roof will be fully vented. 1 inch 25 4 mm. 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.

Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Is 1 2 osb okay for a standing seam roof and other roofing materials or is 5 8 preferred. And if you re still wondering what roof sheathing is and what materials are typically used read on and satisfy your curiosity.

In other words you don t want to have 3 8 above the 1 2 because it will create a ridge that water will settle in. Comes in standard 4 by 8 foot sheets is strong. The roofer wants to grind the nails but i m afraid the shingle warranty will be void if that happens. Never attach roof sheathing with staples.

That s considered to be the minimum. 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. Standard thickness of roof sheathing in phoenix my problem is that i have nails protuding through the soffit of my home after getting my roof replaced. Can someone direct me to blogs or q a titles that address roof sheathing thickness.

Minimum plywood thickness the international residential code specifies 3 8 inch plywood for sheathing walls with a standard stud spacing of 16 inches if the siding is nailed to the studs through. Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively. 8d ring shank nails should be used instead. Sheathing should be a minimum of 19 32 inch thick.