After Sales Guarantee Industrial Electric Aluminum Alloy Intelligent Hard Turbo Large High Speed Spiral Doors

After Sales Guarantee Industrial Electric Aluminum Alloy Intelligent Hard Turbo Large High Speed Spiral Doors. 1.High-speed opening and closing: The turbine-driven lifting is fast, suitable for high-frequency entry and exit of vehicles. 2. Sealed and energy-efficient: The door panels are tightly sealed, providing thermal insulation and dust prevention to reduce energy consumption. 3. Stable and wind-resistant: Made of hard aluminum alloy door panels, resistant to impact and wind pressure. 4. Quiet and durable: The turbine transmission has low friction, resulting in low noise during operation and a long service life. 5. Intelligent and convenient: Multiple start-stop methods such as radar and geomagnetic sensors are available, enabling automated management and control.