What are sidelights and transom
Olivia Owen
Published Mar 25, 2026
Sidelights are narrow windows placed beside an entry door to expand your view and add light. A transom window sits above your door to add architectural detail and style.
What are sidelites and transom?
Transoms (above the door) and sidelites (on one or both sides of the door) make your entry visually taller and wider, creating a first impression that sets the tone for the rest of your home. …
What is a front door transom?
Transoms are stationary sections of glass placed above an entry door and its sidelights. They allow natural light to stream into your entryway. With two styles available to choose from, you can add design interest with a rectangular transom or elliptical transom.
What is a transom?
Definition of 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 are door sidelights?
Sidelights are vertical pieces of glass placed on the sides of an entry door to add more natural light to your home. Full light sidelights allow in the most light, while craftsman light sidelights have smaller panes of glass for more privacy. Discover how sidelights can complement your entry door design.
What's the window above a door called?
Transom Window–A horizontal, rectangular window placed directly above a door window. These small windows are often sectioned by trim and allow additional light to enter the home when placed above an exterior window. When placed above interior doors, the purpose of transoms is usually ornamental.
Can you replace door with sidelights with double door?
Furthermore, double entry doors can be installed with sidelights or transoms for even more visual beauty. Additional aesthetic options when selecting a double entry door include the material and style. These large doors can be comprised of wood, coated steel, fiberglass, and other materials.
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.Where is the transom?
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.
What's another word for transom?crossbarcrossbeamcrosspiecebeamtransom windowbarfanlightstructural beamboardtimber
Article first time published onIs transom part of door?
A transom is a horizontal crossbar that separates the rest of the door from the window over it. Transoms can be added to existing doors, or purchased as part of the door itself.
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.
How do transoms work?
In architecture, a transom is a transverse horizontal bar that separates the door from the window that sits above it. It can also be a crosspiece above the doorway that allows for plenty of natural light. Ideally this would fill your entryway, alleviating the necessity for much additional lighting in the area.
Can you buy sidelights separately?
They can be installed as individual units into individual rough openings but are most often built into the same frame assembly as the door itself. … Sidelights can be found on interior and exterior doors and are usually available in ½, ¾ and full-length options.
Is Double Door Fridge better than single door?
Compared to a single-door fridge, double-door refrigerators need more energy to function. However, thanks to energy-efficient star ratings, you can choose double door refrigerators that consume less power. Unlike single-door refrigerators, double-door refrigerators are frost-free.
How much does it cost to replace a front door with double doors?
TypeAverage Cost InstalledDouble Front Doors$1,500 – $3,800Front Door w/ Sidelights$1,800 – $4,500Custom Front Door$5,000 – $20,000Back or Side Door$300 – $1,000
How much does it cost to put in a double front door?
Double. For entryways, most double doors start out at $700 to $5,000. Because of the size, labor tends to be slightly higher at $500 to $1,000 per installation. Lower end varieties tend to be steel and composite with panels and no windows.
Why do some bedroom doors have glass above them?
Why would Glass Panels be above Doors? … After a quick look on Google, I discovered that, in fact, these glass panels are actually referred to as Borrowed Lights and their purpose is to allow light into rooms that do not otherwise gain much naturally.
What is mullion and transom?
A mullion is a vertical element that forms a division between units of a window or screen, or is used decoratively. … Horizontal elements separating the head of a door from a window above are both a head jamb and horizontal mullion and are called transoms.
What is the decorative piece above a window called?
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.
Why is the transom important?
It is extremely important that the boater understands the significance of the transom’s height. The height of the boat transom dictates the size of the outboard motor. The motor is what powers the boat so the two go hand-in-hand. … When the boat transom is too low, the motor could end up underwater.
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.
Is stern and transom 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.
What are transoms in scaffolding?
In Respect Of Scaffolding, The Difference Between Standard, Ledgers And Transoms. … Transoms – short horizontal tubes spanning across ledgers normally at right angles (90°) to the face of the building. They may also be used to support a working platform. Bracing – diagonal tubes that give the structure its rigidity.
Are transoms outdated?
Though transom windows fell out of fashion in the 1970s and 1980s, homeowners now are rediscovering how they can add a distinctive touch to a space—not to mention a little more natural light.
What is a window between rooms called?
Transoms or interior windows between rooms can add interest to a wall and share light between the two rooms. We can make interior windows in most any size. So, call us if you need something large or different.
Are transom windows worth it?
Key Benefits of Transom Windows They are often just ornamental, but some transom windows do serve a purpose by letting more light into an entryway or living space. Some styles of transom window even open, giving you both light and ventilation.
What is the purpose of transom windows?
In modern times, transom windows mainly serve a decorative purpose. They fill in extra space between a window or door and a tall ceiling, creating fullness. They also let in extra light, which makes narrow hallways look better.
Do transom windows need to be tempered?
In general, any glass in a door, or glass within a 24” arc of a door, is required to be safety glass. The exception is if it is more than 60” above the floor; so a window above a door (a transom), often does not need to be safety glazed. 3.
What is the small window in a car door called?
What is Quarter Glass? Also called a valance window or vent glass, a quarter glass window is a side-facing window on a vehicle that is significantly smaller than the standard passenger windows and often serves as an extension of the passenger window either above the rear wheel or next to the side-view mirrors.
What is a transom saver?
lower unit of your outboard engine to your boat trailer. The transom saver prevents the engine from drifting from side to side and, in general, will keep the engine in place while trailering – particularly when you do not have the clearance to trim your outboard all the way down.