spiral High Speed Door Fast Shutter Roll up Door

Sprial high speed door fast shutter roll up door  - Product overviewHigh speed roller shutter door is an economical fast rolling door with high-speed partition function promoted by our company. The high-speed switch cuts off the air convection inside and outside, which can prevent outsiders from intruding and resist weather changes. The features have insulataion, energy-saving, sealed, efficient, wind-resistant and environmentally friendly. It has a fast and safe opening speed and is suitbale for logistics channels that require frequent high speeds.The high speed steel roller shutter doors are installed on the top of the door opening, occupies a small top space, and does not hinder the installation and arrangement of  pipelines and equipment, such as fire pipes, cable and wires, air pipes, and driving vehicles.Squre meterMotor specificationSpeed ratio