Electric fire shutter doors make affordable Ansett install fire doors Technology Ltd. specializes in the design lateral type fire shutter doors and pan-type fire shutter doors, installation and maintenance. The company has the most cutting-edge patented technology: it has a simple structure, low cost, open and close speed (optionally meet fire codes), span Unlimited (single door jamb span of up to 100 m -200 m, while the traditional push structure Single door jamb span of no more than 50 meters), the hole shape Unlimited (turn any angle 0-180 degrees), stable performance (less failure, do security doors used), thus completely subvert the traditional structure of the lateral push-type fire shutter doors and pan-type fire shutter doors due to high failure rate and the fact that the fire does not meet specifications. Due to the simple and stable, due to rapid and safe, because of professional and trust. The company specializes in the production and installation of domestic undertake a variety of lateral-type fire shutter doors and pan-type fire shutter doors. Short duration, low price, low failure rate, opening and closing speed (50-meter-wide door is closed within 2 minutes). The following is the role of fire shutter doors: fire shutter is based on the steel shutter on, will be transmission components transformation, with fire appliances and other equipment, in order to achieve fire effects: fire the motor by fire electrical control box control, through transmission drive Reel enable shutter doors from closing, fire can also be used to manually crank on the motor when power can be achieved manually. In the relative motion of the mechanical, instead of using coupling sprocket, rail friction inlaid copper or nylon. Best suited for use or storage of flammable gas, and other volatile chemicals and other items with high pyrophoric factories and warehouses or may occur fire explosion hazardous environments. Interested customers welcome to learn more about our company name (name): Xie telephone (telephone): 0769-89865163 phone (mobile): 18608492684 Address (address): Liao Bu Town, Dongguan City, Kim Hing Village mallard mail (e- mail): 1113644272@qq.com URL (website): http://www.anjie88.com