How Thick Roof Decking For Shed

In this case you can t use a 3 8 inch thick sheet.

How thick roof decking for shed. Post frames generally lack structural sheathing so the roof and wall panels must span between the supporting trusses or purlins. What plywood should you use for a roof. For heavy load rated areas 3 4 inch thick plywood is recommended regardless of rafter spacing. You could just try to get inch thick plywood as it will be a little thicker and more durable.

Sheathing should be a minimum of 19 32 inch thick. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Continue reading below our video of the day. 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.

Plywood thicknesses for roofs start at 3 8 in areas with light load requirements on rafters at 16 centers. In addition to the thickness you also need to make sure that you choose plywood that s graded for outdoor use. Thicknesses of 1 2 to 5 8 inch are common with rafters spaced at 24 centers. Most roofs will be sheathed in plywood at least 3 8 inch thick.

Once the spacing hits 24 inches a 5 8 inch thick sheet is more ideal. B 14 sheets of 3 4 tongue and groove plywood 4 8 sheeting. For this you can either go for a half inch or 5 8 inch thick sheet. 8d ring shank nails should be used instead.

The typical thickness range for sheathing is 3 8 to 3 4 inch. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Never attach roof sheathing with staples. C 360 sq ft of roofing felt tar paper.

Look for something that s graded as exposure 1 or exterior. Minimum thickness the minimum thickness that you should use for this project is 15 32 inches. D 360 sq ft of roofing felt shingles. Loads will vary with the pitch of the roof.