卷材防水屋面是一种比较简单的平屋顶构造。从其设计构造来看,一般由结构层、隔热层、隔气层、找平层、防水层等组成,它除了结构承重以外,还具有隔气、防潮、保温、防水等多种功能,同时它还具有减少空间高度、节约木材、提高建筑耐火等级、造价比较经济等优点,所以到目前为止仍然 Roll waterproof roof is a relatively simple flat roof structure. From the perspective of its design and construction, it is generally composed of a structural layer, a heat insulation layer, a gas barrier layer, a leveling layer, a waterproof layer, etc. In addition to the structural load-bearing, it also has various functions such as gas barrier, moisture prevention, heat preservation, and waterproofing. It also has the advantages of reducing space height, saving wood, improving the fire resistance rating of buildings, and making the construction cost more economical, so it is still so far