aluminum window 1.Finish: Anodizing,powder coating,wood colour,brushed, polishing 2.AAMA,DIN,ISO9001 aluminum windowA. Alloy: ... /6005/6060 T5/T6 are availableB. Finish: Anodizing, powder coating, wood clour(timber turning), polishing, brushed, mill finish availableC. Procedure: Preciously ... by pre-machining in China.Any OEM is welcome. aluminum window