1.aluminium allory frames 2.double pvc coated, fire/water proof.UV resistant PVC cover 3.Used for party/wedding 1,The clear-span is from3-30m.2,The length will be from 3m to no limited3,Frame use hard pressed extruded aluminium 6061 /T6(13HW).4,The fabric is double PVC coated polyester textile. It is high quality at waterproof, flame retardant to DIN4102 B1,M2,U V resistant.(650-1200g/sqm)5,The ...