● Main Structure : 0.315 ″ thick MGO board (indoor) + 3.937 ″ thick SGPS + 0.394 ″ thick MGO board(outdoor), 0.472 ″ thick MGO board (outdoor); Q235 , Q345 , angle steel, light steel keel, round steel, steel pipe, galvanized steel coil
● Water proof : Two layers of polyurethane waterproof coating and one layer of 0.047 ″ thick alkene rubber blended waterproof membrane
● Surfacing : Gray / white, coated with TERRACO elastic coating, 0.787 ″ ~ 2.756 ″ thick GPS + 0.020 ″ thick color steel
● Roof Drainage : Gutters and downpipes