Flat Roof Plywood Thickness

For pricing and availability.

Flat roof plywood thickness. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. This kind of plywood can be used on roofs with minimal load. Foot and with a maximum of spacing of 16 inches between rafters. Plytanium 3 8 cat.

A roof that lays practically flat will have a much heavier load than a steeper roof that allows rain snow and ice to roll right off. In this case plywood should be a minimum of 3 8 inch thick. The ideal thickness for the standard rafter spacing of 24 inches is 5 8 th of an inch. You can get plywood sheets with a length of up to 10 feet.

An exception to this standard however may occur if you intend to install slate concrete or tile shingles on your roof. The minimum thickness of plywood used for roofing is 3 8 th of an inch. Steeper rather than flatter roofs will have lesser load per sq. With edge support and the same snow load 3 8 inch osb can be used.

Plytanium 23 32 cat ps1 09 square structural pine sheathing application as 4 x 8. Woodwool slabs are a rigid timber and cement based panels which can be reinforced if long spans are required. The standard width is 4 feet. Standard roof sheathing which consists of 4 by 8 sheets of plywood or oriented strand board or osb is 1 2 inch thick and attaches directly to the roof rafters or the roof trusses.

For pricing and availability. However you may need to consider bolstering the plywood thickness for a roof that has a higher load. It s the standard for spacing of 24 inches in the rafter although as mentioned a 5 8 inch thick is more ideal. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.

Minimum thickness most roofs will be sheathed in plywood at least 3 8 inch thick. Roofs plywood. You might be tempted to choose a inch thickness although it s unnecessary in most cases.