Fast Opening Rolling Shutter Efficiency Fast spiral High Speed Garage Door. High Speed Operation: Opening speed 1.2-2.0m/s, closing speed 0.8m/s for efficient logistics. Superior Thermal Insulation: 43mm/80mm polyurethane panel with heat transfer coefficient of 5.3W/(m2.k). Effective Noise Reduction: Soundproof design reduces noise interference from busy streets or airports. Anti-Sun & UV Protection: New rolling shutter material keeps 100% sun and addition-ray radiation outside. Anti-Theft Security: Designed with anti-burglar lock devices; cannot be opened from outside when closed. Flexible Customization: Color and size (W:1250-8000mm, H:2000-8000mm) are fully customizable. Advanced Control System: PLC and frequency converter with servo motor for precise and quiet operation. Multiple Opening Methods: Supports three-button, remote control, geomagnetic, radar, and pull rope options.