售后服务
线上技术支持, 现场安装, 现场指导, 现场检测, 免费备件, 退换货
color
any color is available
aluminum profiles
Non-thermal break/Thermal break
Glass
tempered single glass
Profile thickness
2.0mm-3.0mm
Hardware
European brand;China top brand
Surface treatment
Powder coating or electrophoresis
Sealing silicon
America brand ,German brand