Simsainfra Projects Pvt.Ltd ‘Z’ and ‘C’ purlins are specially designed to provide economy to building construction and keep the site clean and environment friendly, and yet it is strong and sturdy to hold the building in position for lifelong. ‘Z’ and ‘C’ sections are accurately roll formed from high strength galvanized steel, cut to the length and are pre-punched to the required dimensions to provide efï€ciency in faster constructions.