How Thick Plywood For Shed Roof

Thicknesses of 1 2 to 5 8 inch are common with rafters spaced at 24 centers.

How thick plywood for shed roof.

It will support roof. On saturday i collected a couple of 18mm sheets of plywood. What thickness of plywood for shed roof. 8d ring shank nails should be used instead.

Rafters that are slightly farther apart might require inch or 5 8 inch thick plywood. Since this is my first attempt at carpentry i was unaware of just how heavy and awkward it would be to manouver these sheets though i soon found out. Keep in mind that the load of the roof still plays a role in the plywood thickness. The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.

Unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick. The work is in building it collecting the material etc so i take the view that the extra cost is small compared to the work effort. 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 sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.

For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended. The typical thickness range for sheathing is 3 8 to 3 4 inch. 5 ply is a versatile type of plywood that is about 4 millimeters thick. If you want the shed to be waterproof its roof must be constructed just like any other roof a plywood decking covered with shingles or with composite or metal roofing.

Plywood thicknesses for roofs start at 3 8 in areas with light load requirements on rafters at 16 centers. That s considered to be the minimum. Most builders use 15 32. It is about 2 to 3 millimeters thick and is generally used indoors since it looks more decorative than thicker plywood boards.

When this is the case experts recommend a 5 8 inch thick sheet. Sheathing should be a minimum of 19 32 inch thick. Post by diy johnny tue feb 20 2018 7 27 pm not advice but i d opt for the 18 if it were my shed. Due to requiring extra tools for cutting the sheets to size the roofing job for the shed hasn t been completed.

Many homes have rafters that are even wider at 24 inches apart and will require a thicker sheet of plywood.