TOP WHAT IS OSB BOARD MADE OF SECRETS

Oriented strand board is made with pressed wood strands. OSB is robust but provides a rough texture and is usually used being a structural board. Builders typically use 7/16-inch OSB for subfloors and as sheathing for home walls and roofs.Surface Texture: Plywood includes a smoother floor, which makes it much easier to paint or finish, whereas OSB�