The roller shutter door looks simple from the outside, there is no complicated design, and it is very convenient to operate, whether it is a manual roller shutter door or an electric roller shutter door, it is very convenient to use. But is this really the case with roller shutters? How many accessories exactly does it use.
Manual roller shutter door is operated manually, whether it is to open, close, rely on manpower, so its design is relatively simple, in addition to the main material movable curtain, but also use rails, supports, scrolls, lintels, door locks, etc., consider anti-theft security, can also install anti-theft detectors, alarms, etc.
The design of the electric roller shutter door is more complicated, but its performance is incomparable to the manual roller shutter door, and all the work of the roller shutter door can be completed through the button, and most of the household garages and shopping malls use electric roller shutter doors. Electric roller shutter door accessories include guide rails, reels, supports, lintels, control boxes, boxes, door rollers, limiters, manual quick-release switch devices, safety devices, button switches and other more than ten parts. Some will also install infrared cameras to integrate with smart home security systems.
