.Lasting Beautiful Color. Color stable. 2.Good Sound Insulation. Roof tile composite co- extrusion core layer shielding structure can greatly reduce sound transmission. 3.Heat Preservation And Heat Insulation. 4.Excellent Anti-corrosive And Excellent Weather Resistance. PVC roof tile can long resist acid, alkali, salt and other corrosive chemicals. It suitable for using in corrosive workshop, acid rain-prone area and coastal area. 5.Good Fire Resistance With Excellent Insulation And Excellent Waterproof Performance. Belonging flame retardant material, with fire resistance tested by national authoritative departments. The roofing sheet selects highly weather-resistant resin, which is dense and absorbing no water, with no pore penetration problem.