Electric remote control Aluminum Roll Up Door is made of aluminum 6063 ... by remote control, Electric remote control Aluminum Roll Up Door is made of aluminum 6063 T5,controled ... roller shutter parts as well as finished roll up doors.We have pass the certificate CE,TUV ... -rust,anti-lacerated, With rigid structure,theftproofing,noiseproofing,warm kepping, daylighting; AJ77B slat without holeThe thickness is ...