Osb oriented strand board is a different form of sheet material.
Strand board osb flooring.
So while exterior glued plywood can be used outdoors it works best.
Manufacturers of osb often cover it with a water resistant film and add borate compounds to the wood making it toxic to insects like termites and wood boring beetles.
23 32 cat ps2 10 tongue and groove osb subfloor application as 4 x 8.
Or use square edge.
Osb may have a rough and variegated surface with the individual strips of around 2 5 cm 15 cm 1 0 by 5 9 inches lying unevenly across each.
Moisture also affects the strength of plywood.
Osb is not attractive enough to serve as a floor covering not only is the chip board appearance unattractive but the surface is also often marked with grid lines and manufacturer markings.
Osb sometimes called chipboard is composed of large flat flakes of wood arranged in many layers and sealed together with phenolic resins to make sheets.
In 2001 oriented strand board surpassed plywood in terms of square footage produced.
Oriented strand board osb is a material with oriented strand board osb is a material with high mechanical properties that make it particularly suitable for load bearing applications in construction.
While the name may be unfamiliar you probably recognize this material.
Strandboard is a high density substrate which blends practical and creative elements together for a variety of uses in residential and commercial applications.
A viable alternative to plywood this osb board is engineered to prevent any cupping warping or splitting.
Osb is now used for about 70 percent of all floor wall and roof sheathing in north america.
Osb or oriented strand board is an engineered wood product often used as sheathing in walls floors and roofs it is cheaper than plywood and with no internal gaps more rigid.
While osb oriented strand board is generally cheaper than plywood it is heavier and not as stiff as plywood and can result in soft squeaky floors under weight the biggest complaint against osb is that it doesn t handle moisture very well so it is more suited for indoor use.
It was invented by armin elmendorf in california in 1963.
Oriented strand board osb is a type of engineered wood similar to particle board formed by adding adhesives and then compressing layers of wood strands flakes in specific orientations.
Building codes the engineered wood association architects and most builders rate plywood and oriented strand board obs sheathing equal in strength and durability.
When you need to cover large areas quickly and provide a more rigid floor surface choose tongue groove to give an excellent base for tiles carpet or vinyl.
First there was plywood and then came oriented strand board osb a less pretty and less expensive but arguably more stable substitute.
