... 2. Manufactured by equipment of Wegoma from Germany 1. Profile: Aluminum alloy 6063T5, with thermal break Wall thickness: 1.2mm~2 ... insulation performance of different glasses can reach 30dB, 35dB, 40dB Aluminum Window& DoorMaterialProfileBrandChinese top brand.Surface treatmentPowder coating, Electrophoresis, Anodize and ...