... colored OSB board 2.Stable deformation; 3.Sound insulation, fire prevention function; 4.Seismic performance; OSB it's name is Oriented Strand Board ... the door is covered,, bookcase, central heating, is joinery board, plywood upgrades replacement;2. Housing Construction Used for interior ... base material of solid mu fu joins a floor board. Have different colours and patterns on it;Tight construction ...