Metal roof provides increased wind resistance when compared to other roofing materials. This is because metal roofing systems use interlocking panels. The disadvantages of metal roofs include the noise created from rain hitting the roof, and, in snowy areas, the tendency of snow to easily fall off the roof and onto pedestrians or property. Originally, metal roofs were made of corrugated galvanized steel: a wrought iron–steel sheet was coated with zinc and then roll-formed into corrugated sheets. Another approach is to blend zinc, aluminum, and silicon-coated steel. These products are sold under various trade names like "Zincalume" or "Galvalume". The surface may
JSW Steel Ltd value-added, branded steel products such as galvanised steel, plain and corrugated products as well as color-coated products. The journey that started in 1982 with the commissioning of a 20 high cold rolling mill has turned into a full-fledged complex with cold rolling, hot rolling, galvanizing and colour coating facilities. Galvanized steel from Vasind is a market leader in both domestic and international markets. The unit exports mainly to the US, Europe and Middle East Asia and South African Continent. The plant has a total capacity of 0.45 MTPA in galvanized and cold-rolled products, 0.225 MTPA color coated products and hot-rolled