Sell roller shutter door

Description

1The roller shutter door adopts new material of aluminum alloy, the double layer slats is shaped by hot extrusion, which more stronger and with the function of prying resistant. 2, The surface of the roller shutter door conduct oxidation processes and painted in the condition of high temperature. 3, The coating is symmetrical and not easily to flake away, good adhesion, and strong resistant to corrosion, durable and nice.Using specilized exterior motor with thermel protection device , which made the shutter door is durable, low noise, easily to install. 4, The open command of the roller shutter door is electric, with fixed button switches and remote ***** can open manually in case of power failure also. 5, The opening speed of the roller door can up to 0.1m/s, which save the power and the working noise is less than *8 .