In architecture, a transom is a transverse horizontal structural beam or bar, or a crosspiece separating a door from a window above it. This contrasts with a mullion, a vertical structural member. Transom or transom window is also the customary U.S. word used for a transom light, the window over this crosspiece.
- 1 What is the function of transom?
- 2 Can transom windows open?
- 3 Why is it called a transom?
- 4 What is the difference between mullion and transom?
- 5 What means transom?
- 6 What is transom in bridge?
- 7 What is the difference between a transom window and a clerestory window?
- 8 Why do old houses have windows above doors?
- 9 Are transoms out of style?
- 10 What does transom mean on a boat?
- 11 Is transom and stern the same thing?
- 12 Do all boats have a transom?
- 13 What is transom in curtain wall?
- 14 What is a mullion on a door?
- 15 Where is the mullion on a window?
What is the function of transom?
Transoms historically were used to allow passage of air and light between rooms even when doors were shut. They make perfect sense in row houses, which typically have long, narrow floor plans with windows only at the front and back.
Can transom windows open?
Typically a transom window used above an entry door does not open, because the area above a door is so hard to reach. Transom windows that open are typically an awning window placed above the transom.
Why is it called a transom?
Transom windows are named as such because they are located over top of a window or door’s transom – this is the beam that separates the top of the window or door from the rest of the wall. Consequently, transom windows can come in many different shapes, styles and designs, but retain the name due to their location.
What is the difference between mullion and transom?
As nouns the difference between mullion and transom is that mullion is a vertical bar between the panes of glass or casements of a window or the panels of a screen while transom is a crosspiece over a door; a lintel.
What means transom?
1: a transverse piece in a structure: crosspiece: such as. a: lintel. b: a horizontal crossbar in a window, over a door, or between a door and a window or fanlight above it. c: the horizontal bar or member of a cross or gallows.
What is transom in bridge?
Transoms are large. sleepers used on railway bridges to transfer the loads from the rails to the bridge girders. In general. there is no ballast present and the transoms have to transfer all the loads.
What is the difference between a transom window and a clerestory window?
Clerestory Windows vs. Transom Windows: What’s the Difference? Transom windows sit above doorways, allowing light and sometimes fresh air into a room when the door is closed, while clerestory windows are often narrow windows installed at or above the roofline in an interior living space.
Why do old houses have windows above doors?
Transom windows are those panels of glass you see above doors in old homes, especially those built in the Mission or Arts and Crafts styles. They admitted natural light to front hallways and interior rooms before the advent of electricity, and circulated air even when doors were closed for privacy.
Are transoms out of style?
Transom windows fell out of fashion for several decades, but are making a comeback with the resurgence of other contemporary styles.
What does transom mean on a boat?
The cross-section of the stern, where you attach an outboard motor, is called the transom. On the top of the boat are metal fittings called cleats.
Is transom and stern the same thing?
In context|nautical|lang=en terms the difference between stern and transom. is that stern is (nautical) the rear part or after end of a ship or vessel while transom is (nautical) the flat or nearly flat stern of a boat or ship.
Do all boats have a transom?
Virtually every kind of modern vessel has a transom. Watercraft that utilize this design feature include speedboats, houseboats, fishing vessels, cargo ships, warships, and (of course) sailboats. Transoms are common because they simplify the construction process of boats and ships.
What is transom in curtain wall?
Transom or horizontal rails are horizontal members on the curtain wall panel. The mullions or vertical rails are anchored to the edge slab or beam. These are mainly involved in supporting the dead weight of the curtain wall. In conventional or sticky curtain wall system each system has to be placed one after the other.
What is a mullion on a door?
Mullion. A mullion resembles a stile. It is the vertical component that separates two panels located in the middle of the door between the rails.
Where is the mullion on a window?
A mullion refers to the vertical piece of wood separating the panes of glass, not both the verticals and the horizontal stile pieces. Today, mullions are the vertical bars between the panes of glass in a window. As with muntins, their role is primarily decorative now.