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Osb for shed roof.
Using oriented strand board osb for shed walls floors and roofs using oriented strand board is a tested way of reducing costs for building your shed.
Both the national roofing contractors association and the asphalt roofing manufacturers association recommend the use of osb for roof sheathing as long as it bears.
Cdx plywood is a construction grade type of plywood that is designed for exposure to the elements.
Most construction sites will consider the use of either osb or plywood for the roof.
You might get by with 7 16 plywood but even that would be iffy.
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X research source plywood sheathing will provide structural support for your new roof as well as give you a flat stable surface to attach your other roofing materials too.
Most constructions experts recommend using 7 16 in 1 1 cm oriented strand board osb for small scale roofing projects.
The topic replacement shed roof osb or ply is closed to new replies.
7 16 osb really isn t adequate for your roof even if you re running rafters on 16 centers.
Thick osb does a fine job sheathing the walls and roof of a shed it is a bottom of the barrel sheet material for several reasons.
As with plywood osb typically comes in 4 ft.
It can withstand moisture for a brief period of time but may become warped and delaminated with consistent exposure to the elements.
With edge support and the same snow load 3 8 inch osb can be used.
Suitability for roof sheathing.
I put 5 8 osb on the roof of the 8x12 shed i built this summer 16 centered rafters.
And hey it was on sale.
Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.
Plywood with similar properties currently costs about 30 more for an equivalent thickness.
And while seven sixteenth in.