Self supported structure without trusses, purlins or ancillary support, with unobstructed clear spans from 6 meters to 35 meters. Provides larger enclosed volumes, free movement & effective handling of goods and higher flexibility in space utilization. Structure uses mechanical sealing and free from holes, nuts, bolts, overlaps or sealants ensures zero maintenance and also resistance to extreme weather conditions. 100% leak proof roof & No bird nuisance and hence provides cleaner and more hygienic buildings. Innovative on-site panel forming ensures an incredible installation speed, flexibility and enhanced efficiency with superior workmanship and faster project turnaround.