push down aluminum rolling shutters
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Manually Operated Security Aluminum Roller Shutter Door
Flexibility: Our manual operation aluminum roller shutter are always easy to push up and down, even a lady can open or close it easily, this is due to our high quality counter spring and spring box system. Security / burglarproof. With locking system on the bottom or middle of curtain, to be locked on both sides of guide rail. Only when you open the lock with keys, can you open the aluminum roller shutter doors. Lightweight. Compared to other type of roller shutter doors, it's lightweight, easy to assembly, transportation and installation.
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