Osb Sheathing Thickness For Roofs

Both cdx plywood and osb tend to come in standard sheets of four foot by eight foot 4 8.

Osb sheathing thickness for roofs.

Thicknesses range from 5 16 to 3 4 inch and the proper. 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. Unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.

This way no worrying about grabbing scraps to fill in small spots and not having the correct thickness. Zip sheathing is a pretty hot topic with some differing opinions. Watch this now to learn how to avoid this same pr. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.

The zip system is a structural sheathing intended for walls and roofs with an osb base and wrb weather resistive membrane which is basically a mesh that is attached to an osb sheathing panel with a paint applied. 8d ring shank nails should be used instead. That s considered to be the minimum. Fortunately this is one issue that has primarily been standardized by the industry.

The typical thickness range for sheathing is 3 8 to 3 4 inch. For pricing and availability. Zip system 5 8 cat ps2 10 tongue and groove osb sheathing application as 4 x 8. Never attach roof sheathing with staples.

Sheathing should be a minimum of 19 32 inch thick. However you might find that osb can better suit your needs than plywood for the roof. Another issue that many people encounter is what size plywood the roof may need. Osb roof decking thickness 7 16 1 2 or 5 8 if were using osb we get 9 16 we dont worry about getting both 7 16 and 9 16 for walls then the roof we just get all of the same.