Xu g AWS112. IC (heat shield) the window system is to strictly passive home certification standard system of aluminium alloy window. Delicate visual surface width is only 120? Mm, surface coating can be used as a complete profile. In addition, it will be three key advantages integrated into a system, the advantages of the aluminium alloy window after repeated testing, play a very superior insulation performance and achieve the architect's pursuit of slender profile solution, to ensure the largest glass appear a degree.