Kitply Industries Ltd. Supplies Boiling Water Proof - BWP Plywood. Kitply Industries Ltd. Manufactures plywood and blackboard. Boiling Water Proof - BWP Plywood is weather proof and insect resistant. Boiling Water Proof - BWP Plywood is exceptionally stable and is not affected by chemical reactions, extreme pressures and temperatures. This plywood is strong and flexible, and good for building furniture and cabinetry, and many other undertakings. It is a laminated product made up of numerous thin strips of wood laid in alternating directions and bonded with glue into strong, stable sheets. Because of this construction method, plywood is less susceptible to expansion and shrinkage. Because of the way in which plywood is constructed, it also resists cracking, bending, warping, and shrinkage, depending upon its thickness. This plywood is treated in many different ways depending upon its intended application.