discount Insulating Toughened Glass Details: Product name:Low E tempered glass curtain wall Feature: Safety,High Strength, Super Smooth Thickness:5mm+6A+5mm,3mm+6A+3mm,6mm+16A+6mm.. Color:any color Size:Customized Advantage: This glass curtain wall is very spectacular and luxurious,and can show different colors from different angle.Through the role of sunlight,moonlight and light,it gives...