

This box is composed of an upper box and a lower box; A test bellows measuring 8.5 meters in length, 4.4 meters in width, 3.2 meters in height, and approximately 96 cubic meters in volume.
The function is to conduct wind resistance performance testing on metal roof enclosure systems in the laboratory. It can be equipped with installation buckles, ventilation ducts, and can accommodate approximately 32 square meters of metal roof enclosure system specimens.


Assembly and welding of lower box body

Assembly and welding of upper box body
