... kinds of surface treatment 2.good surface. 3.aluminum profile 4.high quality and best price Material6063,6060,6061,6005TemperT4 ... bending,etcWall thicknessā„0.5mmPackageinner plastic paper interleaving each piece profile,outer fixed by plywood, or as per your requirementsOur ... Room:Please contact us for more details freely. heat-insulated aluminum profile thermal-break profile for window and door