... +6mm /or the othersTypeTempered glass & Heat Strengthened glass, Floated glass,Reflective glass, Argon gas glass,Coated glass (Low-E-glass), Insulating glass, Decorative glass,etc.ColorTinted (Grey/Green/ ... sets of advanced machines, 2 sets of Computer numerical control machines- Got CE certification, ISO 9001-2008 certification- ... City, Guangdong, China Aluminum Frame Curtain Wall with Low-E Glass