
Aluminum Structure 25m*40m Durable Heavy Duty Dome Roof Tent for Exhibition. Durable Aluminum Frame: High pressed extruded aluminum alloy 6061-T6 with 15-20 year lifespan. Waterproof & Flame Retardant: Double PVC-coated polyester fabric meets DIN4102 B1/M2 and CFM standards. Flexible Customization: Optional side walls including glass, ABS, and hard PVC; multiple fabric colors available. High Wind Load Capacity: Withstands wind speeds up to 100km/h depending on model size. Rapid Installation: Easy and fast to install and dismantle with convenient stock and transport. Relocatable Design: 100% relocatable with unobstructed free span space for various events. Comprehensive Accessories: Includes flooring systems, various doors, windows, and rain gutters. Factory Inspection: On-site factory visits and sample checks welcomed before order.