Question: what are the names of the parts of a window?
Answer: Frame. The framework that surrounds and supports the entire window system, which is comprised of the head, jamb, and sill. Glass. The framed sheet of glass within a window frame. Head. The main horizontal part that forms the top of the window frame. Jambs. ...  Sill. ...  Jambliner. ...  Sash. ...  Rails.