고품질 지붕 패널 샌드위치 M2 가격 샌드위치 패널 샌드위치 폴리 우레탄 저온 저장

This hangar size is 32 meters by 30 meters, height is 9 meters, Client will install Overhead crane (Lifting capacity 5 tons).The main steel frame is made of High strength (S355b) I beam, Wall and Roofing are Dark gray color steel sheet, with roller up doors and long fixed windows on top. Moreover, we also included the Roof ventilation. The complete solution will make the hangar strong, durable, long life span and also suitable for working and stocking inside.