The Democratic People's Republic of Korea, usually known as North Korea, is a state that occupies the northern half of the Korean peninsula. North Korea is a new state, founded in 1948 as a result of the postcolonial settlement handed down by the United States and the Soviet Union (USSR).
Curtain wall may refer to: 1  Curtain wall (architecture), the outer skin of a modern building. 2  Curtain wall (fortification), the outer wall of a castle or defensive wall between two bastions. 3  Curtain wall (construction), dust barriers for construction.
commercial and similar buildings, the building envelopecomponent s, especially, the curtain wall provides two key functions: Weather barrier against the environmental factors for air and water infiltration and light transmittance to the interior space. Considering the function of these components, we have to address existing buildings