A window is an opening in a wall or a roof that allows the passage of light, air and sound. Apart from the typical casement or sliding window in a wall, there also other types of windows. The most common are the following.
Clerestory: It is also called clearstorey or overstorey. By this term we might mean:
- Any high windows above eye level
- The portion of a wall above an adjacent roof level, and more particularly the window located in this part of a wall.