
What are the jambs on a door frame called?
Each frame has two jambs. The hinge jamb is the side where the hinges are installed, and the strike jamb is the side where the locking mechanism latches into the strike. The jambs are also used to mount the frame to the surrounding wall. The horizontal member that connects the two jambs is called the head.
What is the topmost part of a door called?
Head Jamb The head jamb is the topmost part of the door jamb. It is the horizontal part of the door frame that runs along the top of the door, connecting the two side jambs. If you open any door in your home and look up, the board (s) that you see are the head jamb.
What is a sidelight door jamb?
When you opt for a sidelight, the door jamb will need to consist of a mullion. A mullion is a piece of wood frame that sits between the door and the window. This piece of wood frame is where the door jamb will adhere to, rather than in the wall where it would have if there was no sidelight.
What is the difference between French door and jamb?
French Door: a door with glass panes throughout its length.French door could be a pair or not. Jamb: The vertical wood frame to which a door is hinged to create a door unit. It also allows the door to be installed into a wall.

What are the parts of a door jamb called?
Side jambs, head jambs, and mulls are the parts that make up the frame.
What's the bottom part of a door called?
The door sill is the very bottom part of the door frame that rests on the floor.
What is the difference between a door jamb and a door frame?
Door Frame: What's the Difference? Many people confuse a door jamb and a door frame. A simple way to remember it is that a door jamb is part of a door frame. The flat surface that runs vertically up either side of the door frame is the jamb.
What is the metal plate at the bottom of a door called?
Kick plates are an addition to the bottom of your door that help reduce the amount of damage and stress that your door takes over time. They're installed on the push side of the door. The term kick plate comes from the fact that when people's hands are occupied they often kick the bottom of the door to open it.
What is a threshold on door?
Door thresholds are located at the bottom of a doorway and are the transition space between one door and another. Plates can be fixed over your threshold to protect the door frame as well as providing an extra decor point for your home.
How do you replace a door sill?
1:414:20How to Replace a Threshold on an Exterior Door - YouTubeYouTubeStart of suggested clipEnd of suggested clipCut the new threshold to fit slide the new threshold into place and check the fit make sure youMoreCut the new threshold to fit slide the new threshold into place and check the fit make sure you leave 1/8 to 1/4 of an inch clearance.
What is a door mullion?
A mullion is a fixed or removable part of the frame which separates door leaves, a door and sidelites, glazed areas, or paneled areas. Hollow metal mullions allow for the prepping of strikes for all different types of locks including deadbolts, cylindrical locks, mortise locks, and rim or mortise exit devices.
What is the thing on a door called?
The door jamb is the wood frame that surrounds the door in the doorway. Its important for a door to have a good solid jamb for the door to close against. It's especially important to have a good jamb on an exterior door where a deadbolt will be used.
What is the seam between a door and window called?
Mullion (mull) When two individual windows or a door and window are joined, the seam between the frames of the two units is called the mull , which is short for mullion. In this case, a door jamb has been joined to a window/sidelight jamb. The seam is typically hidden with a piece of trim called a mull casing (See additional definition below).
What is the top horizontal section of a door called?
The top horizontal section of a door or window frame is called the head jamb.
What is window and door casing trim?
Window and door casing trim is designed to hide the gaps between a window or door frame and the surface of the interior wall.
What is a door sill?
Sill. Sills are the bottom component of a door frame. They are the part of the door that gets sealed and fastened to the floor. Only exterior doors (those that lead to the outdoors or garages) have sills. Learn how to prep a floor for a door sill .
What are door frames made of?
Residential door frames are most often made of wood but can also be made of aluminum, fiberglass, or a composite material. Door frames can be purchased primed (ready to paint) or ordered with a factory finish in a variety of colors.
How many hinges does a door have?
This is the piece of hardware that allows the door to swing open and closed. Standard sized doors have three hinges, but larger doors will have four or more. The color or finish of the hinges typically matches the finish of the lockset.
What is the purpose of this post breaking down all the parts of a door?
This post breaks down all the parts of a door so you can understand the terminology and how all the parts and pieces come together. Understanding the basic parts of a door makes it easier to talk with contractors and dealers to choose the right door for your project.
What is the outer piece of a door called?
Stiles: The outer pieces or edges of a door. These and rails form the frame of the door slab. Tempered Glass: Also known as safety glass, is treated by heating and cooling the glass so when broken it will crumble instead braking into shards.
What is a full door assembly?
Full door assembly. A full assembly includes, at a minimum, the entryway placed within a rough opening and trimmed with brickmolding and mullions. Sidelites, Transoms, and additional doors can be added ontop of this basic assembly.
What is a double acting door?
Double Acting Door: Door which is hinged so that it can be opened both inward and outward. Flush Bolt: A bolt used to on a non active door to keep it stationary. It is flush with the face or edge of the door when retracted. French Door: a door with glass panes throughout its length.French door could be a pair or not.
What is a prehung door?
An opening in the wall made by standard framing materials, sized around a pre-hung unit. Usually 2" taller and 2" wider than the door unit size.
What is a sidelite door?
Sidelite: The side panels on either side of the door, they can be filled with glass or wood. Typically there are two, one on each side of the door, or there can be one on either side of the door. Sill: The bottom or piece of a door. Also known as the threshold and usually come in aluminium or wood.
What is a glass panel?
The glass panel (s), or glass window (s) that are mounted inside a door.
What is the face of a door jamb?
There are a number of components that go into making up a door jamb. There is the face of the jamb, which is the surface that is parallel to the wall. The stop of the jamb is the bump-out that holds the door in place and keeps it from swinging straight through the frame. On either side of the stop is an area known as a rabbet.
What is a door jamb made of?
The material used to make a door jamb is largely determined by where it will be used. In most residential settings, the door frame is made of wood. It is typically hidden by casing or trim, so the type and finish of the wood is generally not important. For commercial uses, hollow metal door jambs are most common, and are made of cold-rolled steel for interior applications, or galvanized steel for exterior use. Some architects may specify frames made of stainless steel or aluminum to provide a nicer finish, while fiberglass frames are used for their durability and weather-resistance.
What is used to secure door jambs to walls?
A variety of fasteners are used to secure the door jambs to the adjacent walls. With wood frames, most types of nails and screws are acceptable. Metal frames require specialty anchors, and generally these anchors must be ordered with the frame.
What is the throat of a door?
The throat is the back portion of the door jamb that wraps around a wall for installation. It should be equal to the thickness of the wall where it is being installed. Next, one must specify the types of hardware to be used. Each door jamb will then be prepped with cut-outs or reinforced with steel plates to accommodate and support ...
What is the horizontal member that connects the two jambs called?
The horizontal member that connects the two jambs is called the head. The material used to make a door jamb is largely determined by where it will be used. In most residential settings, the door frame is made of wood. It is typically hidden by casing or trim, so the type and finish of the wood is generally not important.
How many jambs are there in a frame?
Each frame has two jambs. The hinge jamb is the side where the hinges are installed, and the strike jamb is the side where the locking mechanism latches into the strike. The jambs are also used to mount the frame to the surrounding wall. The horizontal member that connects the two jambs is called the head. The material used to make ...
What is a T anchor?
For masonry walls, a T-anchor or wire anchor is welded into the jamb, then set between the layers of brick or block. A compression anchor is welded into the jamb of frames used in drywall, and can be adjusted to fit the walls after they are erected.
What is door casing trim?
Casing: Door casing trim is intended to conceal the gaps between the door frame and the interior wall. These are also seen on windows.
What is a panel door?
The ‘panel,’ or ‘slab,’ is the term that is used to describe the door itself and is the piece that physically swings open and closed. Some other door related terms that you may come across include:
What is a Door Frame?
Put simply, a door frame is the entire framework that supports a door. It is an assembly that is comprised of both vertical and horizontal members, which are placed at the top, bottom, and sides of an opening. The frame forms an enclosure that provides the necessary support for a door.
What is a door latch?
The door latch is what secures the panel in place. It is a shaft that protrudes out from the edge of the door panel and inserts into the frame. When the handle, or knob, is turned, the latch retracts and allows you to open the door.
How many hinges does a door have?
Door hinges are the jointed mechanism that allows you to pivot a door panel open and closed. Standard doors will have three hinges, but larger ones may have four or more.
What is a threshold in a door?
Threshold: The threshold is a decorative element of the frame that serves as a transition between the floor of the room and the door sill. They can be simple or more elaborate, depending on your aesthetic.
Why replace front door?
Replacing your front door is a great way to make a huge impact on the curb appeal of your home. It’s a very simple task that can give your home the update it may need. If you’re knee-deep in door shopping and are overwhelmed by all of the technical terms, you’ve come to the right place.
