... one of our recently designed products series, it's with smoothly curved roof, and is a quite special ... innovation. 1, Attached photo shows a 15m span width Arcum Tent, which is the recently and ... , The clear-span width of ARCUM15 is 15m, length could be 15m, 20m, 25m and +5m more.3, ... available (the widths of the Arcum Tent): 10m, 12m, 15m, 18m, 20m, 25m, 30m, no restriction on length by ...