... stronger, as a good replacement of thicker plywood or solid wood plank, have been widely used for ... 4) Water proof, consistent when exposed in the natural or wet environment 5) Low formaldehyde emission 6) Good ... 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 ...