... is made of aluminum 6063 T5,controled by remote control, Electric remote control Aluminum Roll Up Door is made of aluminum ... 1.2mmFunction:anti-sunlight,anti-rust,anti-lacerated, With rigid structure,theftproofing,noiseproofing,warm kepping.daylighting; AJ100 ... is 0.7mmFunction:anti-sunlight,anti-rust,anti-lacerated, With rigid structure,theftproofing,noiseproofing,warm kepping.Aluminum roller shutter ...