This material is made of gypsum and special cardboard. Gypsum cardboard is distinguished by excellent characteristics in many respects, although it cannot boast of high strength and super resistance to humidity, it is used when decorating the ceiling and walls. As for the previously mentioned chipboard, this material is distinguished by its poor resistance to humidity, and so it is enough so that it can be laid on the floor. Most often, chipboard is used in wall decoration, it is extremely rare on the ceiling.