... walls 3. Widely used for wedding, party, ceremon stage covers tent 1, The clear-span of BT20 is 20m.2, The ... fabric is double PVC-coated polyester textile. It is high quality at waterproof, flame retardant to DIN4102 B1, M2, UV ... and workshop.8, Sizes available (the width of the big tent): 12m, 15m, 18m, 20m, 21m, 25m, 30m, 40m, 50m ... aluminium GB6053/T5 Color Of FabricYSE-CS06 stage covers tent