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Sash Type - A sash is the frame in which the windows are set. The sash window is described by the number of panes in the frame over and under, for example 6 over 9, 6 over 6, or triple hung by 9. |
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Mullion - The major vertical part used like a rail to
create large subdivisions of a window or a door
Muntins - The bars which subdivide the window sash into small panes and hold the glass. |
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Casement - A window style used most commonly in buildings of the 1600s and the early 1700s, consisting of small diamond shaped panes. |
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Arch Shaped - As in the middle of a Palladian window |
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Palladian Window - A three part window, the middle window is a large arched window, flanked by two rectangular side lights. |
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Bull's Eye Window - A round or oval window with a circular center with radiating panes |
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Bay Window - A projection from the facade of a building containing windows that are supported from the ground, either square or polygonal in shape. |
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Oriel Window - Similar to a bay, except that it is not supported from the ground, but is projecting from the wall usually from an upper floor. This is very common in the Back Bay of Boston. |
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Bow Window - Similar to the bay window, except that is curved in shape. |