High Speed Fabric Roller Shutter Door with Imported PVC. High Speed Operation: Opening and closing speed adjustable from 0.6 to 1.5 meters per second. Imported Control System: Features Japan Mitsubishi converter and PLC for precise electric box control. Durable Curtain Material: Made of France high-density polyester fiber with thickness 0.8-1.5MM. Advanced Safety Features: Equipped with Korea photocell sensor and emergency stop button for obstacle detection. Wind Resistance Design: Aluminum alloy reinforce girder increases wind resistant effect significantly. Easy Curtain Replacement: Reinforce girder allows easy replacement of broken curtain sections to save cost. Fault Recovery Function: System automatically self-recovers after power cut off for continuous operation. 12 Months Warranty: Comprehensive 12-month warranty coverage for all doors and accessories.