It is assumed here that you will be applying plywood particle board or wafer board sheathing.
Roofing over particle board.
Particle board is an inexpensive smooth product that can be used for underlayment under carpeting and vinyl flooring.
Add the metal panels.
As far as price goes yes on a normal size home.
Even small amounts of water can cause particle board to warp buckle and fall apart.
Use as underlayment for resilient flooring to provide a suitable and durable installation surface for finished flooring products.
By chris deziel oriented strand board isn t plywood nor is it a type of particleboard fiberboard or wafer board and although it is a newcomer to a plywood dominated market its use for exterior.
After installing over 10 000 new roofs and specializing in re decks i would never again install standard 1 2 cdx plywood over standard 7 16 osb.
If your going over the exsisting spaced deck boards than 7 16 or 1 2 osb is fine.
If you want to pay more plywood cost double or more than osb than go with 1 2in plywood.
A homeowner recently wrote and asked me the following regarding osb roof decking.
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Take care the first piece is aligned precisely perpendicular square to the edge.
However even in the best of circumstances particle board is very susceptible to moisture damage.
Particle board approved type particle board was installed as roof sheathing.
The particle board was visibly marked as type 2 m w considered aceptabe as roof sheathing by generally acceptd modern standards.
Plywood vs particle board.
Frotte frank rotte october 24 2014 4 31pm 2 sounds good to me.
Oriented strand board commonly referred to as osb is a type of engineered lumber similar to particle board formed by adding adhesives and then compressing layers of wood strands.
With wood roofs slats are a must to avoid rotting the wood shakes.
Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm.