French window, despite its name, is a heavily fenestrated double door, usually found in domestic buildings and opening on to a garden.
French window, despite its name, is a heavily fenestrated double door, usually found in domestic buildings and opening on to a garden.
Dormer is a window which protrudes vertically from the plane of a pitched roof. Dormer windows can be included as part of the original design of a building, but are frequently added to existing buildings to create more light and usable space.
Example of dormer windows
Y-tracery is a simple tracery form in which a central mullion splits into two branches, forming a Y-shape.
George Street House | Mississippi, US