Standard Size Plywood For Roofing

Plywood typically comes in 4 8 ft.

Standard size plywood for roofing.

This will give you the total number of sheets to buy. The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that. It will support roof. Take the roof s total square footage and divide by 32.

We also carry pre cut project panels that are available in different sizes that may vary by store. Knowing this number can help you determine how many sheets of plywood you need for your roof. Severe weather 1 2 in common douglas fir plywood sheathing application as 4 x 8. Fortunately this is one issue that has primarily been standardized by the industry.

1 8 inch 7 64 inches. A standard sheet of plywood is 4 8. You need to measure your roof using a tape measure. The minimum thickness of plywood used for roofing is 3 8 th of an inch.

This kind of plywood can be used on roofs with minimal load. So when you are buying a standard utility grade sheet the actual size will be as follows. Another issue that many people encounter is what size plywood the roof may need. You should be prepared to have about 15 percent waste so multiply your figure by 1 15.

Sheet with varying thickness. Although standard plywood sheet sizes range from 1 4 to 3 4 inch thicknesses it s actually slightly thinner. You just need to multiply the length by the width. For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended.

Both cdx plywood and osb tend to come in standard sheets of four foot by eight foot 4 8. Steeper rather than flatter roofs will have lesser load per sq. Foot and with a maximum of spacing of 16 inches between rafters. One 4 by 8 foot sheet of osb or plywood is 32 square feet.

The most common size for plywood sheets is 4 x 8 feet followed by 5 x 5 feet. In this case a 4 8 sheet of plywood is 32 square feet.