Window
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A window is an opening in a wall, door, roof, or vehicle that allows the exchange of light and sometimes allows the passage of sound and air. Modern windows are usually glazed, or covered in some othe
Alabaster "mullion"-divided decorative windows in Santa Maria La Major church (Morella, Spain)
Alabaster window in the Valencia Cathedral. Note the asymmetrical, slanted left side of the wall-frame, which lets sun rays reach the chancel.
Casement window
Awning window
Mullion
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A mullion is the vertical element that forms a division between units of a window or screen, or is used decoratively. When dividing adjacent window units its primary purpose is a rigid support to the
A mullioned window in the church of San Francesco of Lodi, Lombardy