Description :

Aluminum blade is supplied by the qualified aluminum extrusion factory with strong tensile force, hardness, and excellent flexibility. The extrusion mold is designed by the computer through the process of hot working and sandblasting to ensure the best quality.

Specification :

When the roller door is in operation, it will immediately reverse or stop if it encounters resistance, ensuring human, vehicular or object safety. During a power failure and escaping a fire, the door can be switched to manual operation and only very little force is required to easily open the roller door manually for emergency evacuation.