UPVC roof sheet adopts the most advanced triple extrusion (A/B/C) technology for one-off processing, including the ASA layer (the surface layer), the backbone layer high quality PVC resin (the middle layer) and the abrasion resistance layer high quality PVC resin (the bottom layer). The sheet is lightweight and easy to install. Spanish Tile Roofing design with 3D shape is widely used in the roof decoration of all kinds of permanent buildings.