Features:
Art.1052.201
* Designed for continuous high speed operation with 1 to 2.5 meters per second
* Tough, durable curtain polyester PVC coated, fire-retardant, multi-color available
* Fiberglass curtain stiffeners rebound on impact
* Large view parts provides excellent visibility
* Individual curtain segments easily replaced
* Exclusive active and passive safety features
* The door can be applied in either interior or exterior applications where moderate wind and/or negative pressure are a problem
* Effective security and cut down on time as well since they operate at such high speed
* Constant or variable speeds drive and door operation
* Specifically for high traffic, heavy duty, industrial and commercial applications
https://www.chinaautomaticdoor.com/automatic-door/rolling-door/rapid-fabric-rolling-door.html