Before lumber companies began selling osb the standard choice for sheathing a roof with a 24 inch rafter spacing was 1 2 inch cdx plywood the letters cdx indicate that it is construction grade.
1 2 or 23 32 plywood for roof.
For the less standard 20 inch apart rafters plywood with inch or 5 8 th inch thickness can be used.
The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.
X 96 in made from pruned plantation grown radiata pine logs for made from pruned plantation grown radiata pine logs for fewer knots and consistent appearance.
Because the actual thickness may vary measuring the plywood is the only accurate way to determine its thickness.
The span rating on apa rated sturd i floor and apa rated siding panels appears as a single number.
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A 1 2 sheet is actually 15 32 thick.
It is an excellent choice for light frame wall and roof assemblies in weather protected applications.
4 x 8 23 4 x 9 1 4 x 10 3 5 x 8 1 availability options.
Cabinet grade plywood panel common.
A 3 4 sheet is actually 23 32 thick.
For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended.
Apa rated sturd i floor panels are designed.
However 3 4 th inch plywood is also used for a roofing system that has a heavier load.
23 32 plywood pressure treated plywood plywood subflooring 3 4 sheathing plywood 48 24 sheathing plywood 3 4 cdx plywood.
Snowfall and ice accumulation can affect the load put on a roof.
23 32 cat ps1 09 square structural douglas fir sheathing application as 4 x 8.
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