Standard Plywood Thickness For Roofing

The minimum thickness of plywood used for roofing is 3 8 th of an inch.

Standard plywood thickness for roofing.

30 years on it s working out fine. This plywood is strong and durable enough for use in roofing framing and other exterior structural projects. Like most other things there is no one right answer for the plywood thickness of your roof. 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.

Plywood sheathing is ideal for residential and light plywood sheathing is ideal for residential and light construction and every piece meets the highest grading standards for strength and appearance. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. The most common thickness of plywood is 1 2 inch but plywood thickness can range from 1 8 inch to 3 4 inches. 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.

If the roof dips here and there because of the thin plywood the 1 8 jump may no be so bad in the mix of it all jack jul 26 16 at 4 24 here in snow country 1 2 osb is standard with 7 16 being common for walls. One of the most important factors when selecting the plywood for your roof is how thick each piece should be. For screen reader problems with this website please call 1 800 430 3376 or text 38698 standard carrier rates apply. Steeper rather than flatter roofs will have lesser load per sq.

It s the standard for spacing of 24 inches in the rafter although as mentioned a 5 8 inch thick is more ideal. Never attach roof sheathing with staples. Plywood sheathing delivers outstanding rigidity strength and versatility and is an excellent choice for. 8d ring shank nails should be used instead.

Foot and with a maximum of spacing of 16 inches between rafters. This kind of plywood can be used on roofs with minimal load. Plywood thickness for the roof. Tolerance for utility grade thickness is 1 32 inch and for cabinet grade plywood 1 64 inch.

Sheathing should be a minimum of 19 32 inch thick. The typical thickness range for sheathing is 3 8 to 3 4 inch. They can range from the standard 4 x 8 piece to a 4 x 9 or even a 4 x 10. The ideal thickness for the standard rafter spacing of 24 inches is 5 8 th of an.