Overall plywood is a little bit better for roofing.
Flywood for roof.
For pricing and availability.
Plytanium 23 32 cat ps1 09 square structural pine sheathing application as 4 x 8.
It is an excellent choice for light frame wall and roof assemblies in weather protected applications.
Roofs plywood.
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.
When the roofing material dries quicker it can be used to make sure that the roof will stay firm for a longer time.
Steeper rather than flatter roofs will have lesser load per sq.
This kind of plywood can be used on roofs with minimal load.
This is why plywood is considered as the better option for roofing.
Plywood is layers of wood plywood is made.
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.
The minimum thickness of plywood used for roofing is 3 8 th of an inch.
For pricing and availability.
The ideal thickness for the standard rafter spacing of 24 inches is 5 8 th of an inch.
That s considered to be the minimum.
Roof sheathing thickness unlike with plywood siding the plywood sheet to be used for sheathing should be at least 3 8 inch thick.
It adds proven performance and durability to new homes room additions and renovations.
Plytanium 3 8 cat.
Foot and with a maximum of spacing of 16 inches between rafters.
Cdx plywood is a construction grade type of plywood that is designed for exposure to the elements.
Plywood used for roof decking is typically called sheathing and carries a grade stamp indicating its load and span ratings and other performance factors.
It can withstand moisture for a brief period of time but may become warped and delaminated with consistent exposure to the elements.
Most construction sites will consider the use of either osb or plywood for the roof.