20x15m 200x 100mm / 4.0mm thickness oxidized aluminum tubes PVC 0.65mm thickness,850gsm, fire-retardant, UV protection 1. Popular Aluminum Huge Party Tent,Exhibition Tent,Industrial Tent2. Perfect for 200-300 persons3. Easy assembly in approximately 5 hour4. Width: 20m5. Length: 15m ,each unit 5m, can be connected to any length6. Materials:a) Frame: 200 x 100mm / 4.0mm thickness oxidized aluminum ...