Plywood is a bit more expensive but is usually.
Standard roof sheathing.
Apply adhesive along the connection between the roof sheathing and rafters in a continuous bead much like caulk around a bathtub or apply adhesive to two adjacent sides of 1 by 2 blocks 6 inches.
And if you re still wondering what roof sheathing is and what materials are typically used read on and satisfy your curiosity.
Roof sheathing materials plywood.
The minimum plywood for roofing.
The typical thickness range for sheathing is 3 8 to 3 4 inch.
Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.
That s considered to be the minimum.
Roof sheathing or decking is one of those elements.
Unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick.
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.
Never attach roof sheathing with staples.
8d ring shank nails should be used instead.
Roofs are framed with rafters or trusses which are rafters joined by internal braces so they install as a single component.
Rafters run from the peak of the roof.
Comes in standard 4 by 8 foot sheets is strong.