... Door is made of aluminum 6063 T5,controled by remote control, Electric remote control Aluminum Roll Up Door is made of aluminum ... 6063 T5,controled by remote control, It is finished by high quality powder coating which ... , With rigid structure,theftproofing,noiseproofing,warm kepping, daylighting; AJ77B slat without holeThe thickness is 0.8 or 1.2mmpowder coating white ...