All the aluminium roller shutter profiles are made of 6063-T5 aluminium alloy with excellent powder coating in surface, and specified color could be customed if above MOQ. It can provide protection, privacy and security, insulation to your home. They are controlled by remote control, switch or manual mode. Specified size aluminium roller shutter could be custom made.Roll shutters could be installed outside and operated manually or electrically from the inside. It is one kind of shutter with much function such as energy saving, theftproof, rainproof, noiseproof, sunproof, wind & sand proof, cold proof, peek proof, rustless, etc while they keep the whole house with elegant pattern and pretty appearance.