What is the white trim around windows called?

Author: Kirsten Schaden  |  Last update: Wednesday, March 25, 2026

Casing. Casing is the decorative molding or framing around a window that is used to cover the space between the window frame or jamb and the wall.

What is the trim around a window called?

The terms window casing and trim are used interchangeably to describe the decorative wood that surrounds the perimeter of the window to cover the space between the wall and jamb.

What is the white around windows called?

Window trims. Window trims are also known by the name upvc trims. They are designed to go around the edges of uPVC frames to create a completed look to the area. Using window trims will finish off the uPVC areas neatly giving you home a tidy look for all to see.

What is the white thing around windows?

Mould is a fungus which can grow on almost any surface where moisture is present. The spores are present in the air and when they meet with moisture they grow and multiply. The biggest cause of mould around windows is condensation.

What is the plastic strip around windows called?

That plastic strip is called glazing bead.

Caulking A Window-How To Silicone Around A Window-How To Caulk Around A Window- Simple & Easy

What are wrap around windows called?

In construction, capping or window capping (window cladding, window wrapping) refers to the application of aluminum or vinyl sheeting cut and formed with a brake to fit over the exterior, wood trim of a building.

Can you replace the vinyl trim on windows?

You are going to need to replace your vinyl window trim on your window frames to help prevent discoloration as well as cracking. This is a process that is actually very simple as long as you have the right tools and knowhow for the job.

What is the thing around windows?

Casing is the decorative molding or framing around a window that is used to cover the space between the window frame or jamb and the wall.

What is the rubber around house windows called?

A window seal is a window rubber gasket which is typically installed in uPVC windows and doors. You will find bubble gasket seals are installed around the opening of a window or door. Whereas Wedge and E-gaskets are installed around the glass units.

Why are my windows molding?

One of the primary culprits behind mold on windows is high humidity levels. When not kept under control, moisture in the air tends to condense on cool surfaces, such as windows, creating a perfect breeding ground for mold spores to thrive.

What is window casing?

Casings are the moldings that go around the window frames. They are installed outside the house to seal the window frame to the house blocking cold air from entering the interior. Inside, casings are the finishing touch to a window installation, the same as baseboards and door moldings finish off a room.

How to stick plastic trim around windows?

How do you fit PVC Trims? The most common method of installing PVC Trims is to use an adhesive such as superglue.

What is a window frame called?

The stationary components of a window that enclose either the sash on an operating window or the glass on a direct glazed window are called the frame. Jambs, sills, and moldings are the primary components of a window frame.

What is the trim around a window or door known as?

Trim is a general term, often used to describe all types of molding and millwork. Casing is a type of molding, typically used to trim the perimeter of windows and doors. Casing is typically less wide (tall?), but thicker than base molding.

What is the beading around a window?

In summary, a glazing bead is a vital component in window construction that ensures the securement, weatherproofing, and aesthetic finish of windows. Its role in holding the glass pane in place and providing a seal against the elements cannot be overstated.

What is mullion trim?

Mullions are vertical trim pieces located between windows that provide structural support. Concurrently, muntins divide the grid area of individual panes of glass in a wood window.

What is the caulking around windows called?

Your best choice is Loctite PL Window Door & Siding Polyurethane Sealant because it forms permanent, water- and weather-resistant seals in most exterior gaps and joints. It is durable, flexible, and resistant to UV radiation and ozone, making it ideal for caulking windows and other demanding outdoor applications.

What is the aluminum trim around a window called?

The trim around a window is called the casing.

What is the rubber around windows?

Rubber window gaskets are essential for creating an airtight seal between the window frame and the sash. They help reduce energy costs by preventing heat loss during winter and keeping cool air inside during summer.

What is the interior trim around a window called?

Casing: Trim used for door and window openings. The outer casing cuts the outside of windows and doors. The inner casing cuts inside the perimeter of windows and doors.

What are window surrounds?

What are Window Surrounds? Window surrounds can include cills, jambs, heads, mullions, transoms and label moulding and are used to define the window opening. Cills would be stooled where the jambs sit on the flat surface of the cill.

What is a mullion?

A mullion is a vertical element that forms a division between units of a window or screen, or is used decoratively. It is also often used as a division between double doors. When dividing adjacent window units its primary purpose is a rigid support to the glazing of the window.

What is the vinyl trim around windows called?

Casing. The casing is the molding that goes around the window frames on the exterior of the house. They seal the window frame to the house and prevent outside air from entering your home.

Can I paint over vinyl window trim?

The surface is not ideal for paint, so it is likely that paint applied directly to vinyl window frames will flake and peel off relatively quickly. If you insist on painting your windows, you must first clean them and apply a coat of primer before painting.

Can you replace vinyl windows without replacing the frame?

Under the right conditions, you can replace a window without needing to replace the frame, offering a less invasive and more cost-effective solution. This approach allows you to maintain the structural integrity and aesthetic continuity of your home while updating its thermal efficiency.

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