Plywood And Block board are preferred for making long bookshelves, wall panels, tables, doors etc. A Plyboard is often preferred over plywood for areas where longer pieces of wood are required to make furniture like long tables, benches, panels, and partitions. Flush doors are made of block boards. Plywood And Block board is generally used for building long bookshelves, tables and benches, single and double beds, settees, and lengthy wall panels. It is light in weight and is used extensively for building interior and exterior doors.