Size information: 1)Tent Clear-Span Width: 30m 2)Eave Height: 4m 3)Ridge Height : 8.8m 4)Roof Pitch: 18° 5)Bay Distance: 5m 6)Maximum Tent Length : No Limited Frame material: 1) Framework material: hard pressed extruded aluminum alloy 6061/T6. 2)Sizes of cross section of main profile: 256x121x4.5mm 3)Max wind loading:80km/Hour 4)The frame is strong,durable,light in weight, not easy to rust and distort 5) Eave connection:Hot-dip galvanised steel insert Cover material: 1) 100%high tenacity polyester textiles with double side PVC coating cover. 2) Waterproof, anti-UV radiation, flame retardant according to DIN 4201,B1/M2. 3) Weight for roof cover:850g/square meter(opaque PVC). 4) Weight for side wall cover,triangle cover and gable cover :650g/square meter ( transparent PVC ). Application: The marquee tent can be widely used for outdoor exhibition, sports event,party,trade show,trade fair,celebration, outdoor wedding,festival,advertising, temporary workshop and warehouse.http://www.safe-tents.com/