The Giant Arc Roof is a tower-based structure, consist of standard BS34 / BS34P section on steel base plate and a few special corners connected the archs to the main beam truss . roof using 3, 4 or 5 arches, comes in various dimension 12x10m and 10x8m The top canopy tightened with belt, wall comes with full PVC or the wind and light go through mesh. Arc Roof with minimum of volume, easy and fast manual.