0.6-1.5m Opening Velocity High Speed Hard Turbo Automatic Roller Shutter Fast Door

0.6-1.5m Opening Velocity High Speed Hard Turbo Automatic Roller Shutter Fast Door. 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.