1 Aluminum structure 6061/6 2 Double PVC coated polyester textile,waterproof, fire resistant 3 Nice service with long life 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/ ...