1. Energy saving 2. high quality material and well finished 3. easy to operate and maintain aluminum profile1.length<=6.7m2.thickness>=0.7mm3.application:used for windows,doors,curtain walls and industry,etc Model6063-T5, or according to our customers’ needsSurface Treatmentanodized, electrophoresis, powder coating, wooden grain, polished, Mill finish etcColor Seriesgold, sliver, champagne, ...