thermal break aluminum rolling shutters cheap with anti-burglar lock devices. Once it closed, you can not open from outside
Production Information
The surface of rolling shutters cheap is electrostatic powder spraying, weatherability, anti-aging, rainproof and corrosion resistance. The service life is over 20 years.
The traditional aluminum alloy roller shutter is generally composed of curtain, guide rail, reel, curtain storage room and motor.
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