Before revision: A building project in Wuhan China, demonstrating the relationship between the inner load-bearing structure and an exterior glass curtain wall Curtain walls are also used on residential structures A curtain wall is an exterior covering of a building in which the outer walls are non-structural, instead serving to protect the interior of the building from the elements.
After revision: ,A building project in Wuhan China, demonstrating the relationship between the inner load-bearing structure and an exterior glass curtain wall Curtain walls are also used on residential structures A curtain wall is an exterior covering of a building in which the outer walls are non-structural, instead serving to protect the interior of the building from the elements.