Lateral fire shutter doors wholesale supply

Fire doors is a suitable building large hole at the fire, heat insulation products in the design and installation of technology has played a certain role. Fire doors are widely used in industrial and civil buildings fire partition area, can effectively prevent the spread of fire to protect lives and property, is indispensable to modern building fire facilities. Www.rqhongan.com lateral fire shutter doors fire shutter doors to play the same role with the firewall level fire separation, which consists of the curtain plate, base plate, rails, bearings, reel, box, control box, roll doors, stopper lintels, manual quick release 13 of the switching devices, buttons, switches and protective devices and other components, usually installed in separate parts of the inconvenience Firewall. Such as: open hall, escalators, exhibition halls and buildings of large department store business hall, a large hole in the floor of the exhibition can not fire doors of the site. Fire doors in the building project, so that fire separation by the majority of applications. Fire doors are a modern high-rise buildings indispensable fire safety, fire doors except with the role of an ordinary door, but with fire, the smoke, inhibit the spread of fire to protect special features evacuation, widely used in high-rise buildings, shopping malls and other personnel intensive applications.