... can saving 30% energy, obstructed 96% sunshine. Roller shutter Perfomance: 1)Roller Shutter Slat option: 32, 37, 40, 55mm; Extrusion: ... 68 mm hurricane guide rail 3)Roller Shutter Motor: 40 ~ 80 Nm (tubular motor) 4)Roller Shutter Common colors: White, beige, grey, ... colors are adjustable to users' requirements. ) 5) Roller Shutter Opening ways: Manual, electric and remote-controlled operation, After ...