1Waterproof and fireproof; 2Light weight and durable; 3Manufacture with lowest price LIGHT STEEL COLOR PLATES1. color steel material with developed width of 1000mm, mechanical profiling effective width of 828mm,wave peak of 40mm, normally used for roofing system of pseudo -classic villa, gardening architectures, large -scaled urban reconstruction and etc. 2. The roofing board can be cut into any ...