Curtain wall is the exterior wall enclosure of a building, not bearing, hanging like a curtain, so it is also known as "curtain wall", which is commonly used in modern large and high-rise buildings with decorative effect of light wall. Composed of panel and supporting structure system, it can have a certain displacement capacity or deformation capacity relative to the main structure, and can not bear the role of the main structure of the building envelope or decorative structure (external wall frame support system is also a kind of curtain wall system).
Curtain wall is a kind of exterior wall construction method which uses various strong, light and beautiful building materials to replace the traditional masonry or window wall combination. It is a kind of exterior wall construction method which surrounds the main structure and makes the whole building beautiful and uses sound and safe exterior wall construction method. In short, the building will be put on a beautiful coat.
Today, curtain walls are not only widely used in the exterior walls of various buildings, but also in the interior walls of buildings with various functions, such as communication rooms, television studios, airports, large stations, gymnasiums, museums, cultural centers, hotels, shopping malls, etc.