... party, wedding, ceremony 4. single unit or as end of 20m tent 1, Attached photo shows a tent erected in Mexico ... , 20m width big tent with 2pcs 1/2 20m Decagonal tent as ends, which is ... , The clear-span width of BT20 is 20m, the length of BT20 could be 20m, 25m, 30m and +5m more.3, Frame ... widths of the big party tent): 10m, 12m, 15m, 18m, 20m, 25m, 30m, 40m, 50m, 60m ...