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we are one of the most professional door manufacturers in China . Our production line including garage doors, industrial doors,windproof doors,fast doors,push-pull doors,fireproof doors and related accessories. At the same time, we have owned many appearance and untility patents.   PVC fast roller doors: 1)Stacked Fast Roller Door is a windproof high-speed door developed by the platform of merits of corresponding domestic products. It adopts collapsible high-speed elevation, with built-in horizon-tal windproof lever design, can distribute wind pressure averagely to the roller curtain. It has good windproof strength, and also has merits of rotary roller door. It is fit for buildings of broad area and large span.   2)Button type Through pushing the on the box to open and close the door, click one to open, and click once again to close, and so on    3) Remote control type Remote transmitters have “open”,“shut” and “stop” s, while press “open” key ,the door will rapid open. To the setted delay-fall decline it will shut off automatically,   or press the , the door began to close immediately.    4)Geomagnetic ring type When there is a metal objects(such as vehicles,etc),it cause the geomagnetic ring induction, the door will open rapidly to the setted delay-decline or shut automatically.   5)Infrared type There are both infrared sensors on the opposite sides of the door (front reverse side),when the person or object into the region, blocking infrared door open automatically,after person or object leave,the door will shut automaticlly in the delayed decline.   6)Wireless radar type When the radar detect a moving object,the door will be open up automatic rapidlly to the setted delay-fall decline,then it will shut automatically.   7)Linkage control There are more than 2 gears linkage control (contain 2 gears)in the same used space. When a stall door open or in an open position, the linkaged door can not open.   Welcome for your inquiry!