OSB

1) Tight construction and high strength;
2) Minimum twisting, delamination or warping;
3) Water proof, consistent when exposed in the natural or wet environment;
4) Low formaldehyde emission;
5) Good nailing strength, easy to be sawn, nailed, drilled, grooved, planed, filed or polished;
7) Good heat and sound resistant, easy to be coated;
8) Note the OSB 3 is for use on flat roof situtaions, a far better product than standard chipboard or particleboard.