How Thick Roof Decking For Shed

B 14 sheets of 3 4 tongue and groove plywood 4 8 sheeting.

How thick roof decking for shed.

Rafters that are slightly farther apart might require inch or 5 8 inch thick plywood. Because 22 24 or 26 gauge sheeting is thicker and will therefore remain more structurally sound over a longer span than a 29 gauge the building needs fewer supports which saves your customers money. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. 7 16 osb really isn t adequate for your roof even if you re running rafters on 16 centers.

Post frames generally lack structural sheathing so the roof and wall panels must span between the supporting trusses or purlins. However you may need to consider bolstering the plywood thickness for a roof that has a higher load. You might get by with 7 16 plywood but even that would be iffy. Never attach roof sheathing with staples.

In order to build an l shaped shed roof you need to use the following. The typical thickness range for sheathing is 3 8 to 3 4 inch. And hey it was on sale. 8d ring shank nails should be used instead.

The more common roof thickness is 3 4 inch decking. Osb and plywood come in thicknesses ranging from 5 16 to 3 4 inch and the thickness needed for a particular roof depends on several factors including rafter spacing expected load and roof design. When installing asphalt shingles on felt only to any grade decking you should use 1 inch long roofing nails. This way no worrying about grabbing scraps to fill in small spots and not having the correct thickness.

I put 5 8 osb on the roof of the 8x12 shed i built this summer 16 centered rafters. A 8 pieces of 2 4 lumber 65 1 4 2 piece 8 16 pieces 5 overhang. C 360 sq ft of roofing felt tar paper d 360 sq ft of roofing felt shingles e 4 pieces of 1 6 66 2 piece 209 1 2 2. Sheathing should be a minimum of 19 32 inch thick.