This product is used for waterproof protection projects such as roofs, basements, walls, toilets, pools, canals, subways, caves, highways, bridges, etc. It is a waterproof material with a wide range of uses and excellent performance. Hot-melt construction, cold-bonded. It can be used not only in the cold northeast and northwest regions, but also in the hot and humid southern regions. As a leak-free connection between the engineering foundation and the building, it is the first barrier to waterproofing the entire project and plays a vital role in the entire project.