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.The surface of the slat conduct oxidation processes and  painted in the condition of high temperature.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 ,durable,low noise, easily to install. The open command is electric, with fixed button switches and remote controls.it can open manually in case of power failure also. The opening speed can up to 0.1m/s,which save the power largely.the working noise is less than 58.

Motor

Model: DR-300
Max. Door Wt: 300kg                            
Max. Lifting Height: 7.5m
Rated Power: 200W
Output Rotation: 5.2r/min
Net Wt.: 10.5kg
Chain: 10A
Power Supply: 220V

slat

Item:STHY5294
Thickness:0.8mm
Color: milk white/silver grey