Common Window Terms

Here are some common replacement window terms that can help you get the most out of your window installation. Our team of professionals can help walk you through the process and answer any questions you may have. When you buy new windows from Kool View you can feel confident your home will look great for years to come.

Window Frame

This holds the window glass in place and is usually made of vinyl, wood metal or a combination of materials. Our windows are made of vinyl so they are low maintenance and are well insulated to save energy dollars.

Window Pane

The sheet of glass on your window. When your window is installed you can choose from a variety of options including double pane, triple pane and energy efficient coatings like low-e.

Window Glazing

Glazing refers to the layer of glass on your window, it can be single pane, double pane or triple pane. Additional layers of glass for your window can make your home more insulated and energy efficient.

Window Sash

A window sash holds the window pane in the window frame. Some windows have multiple sashes, like our double hung windows.


An energy efficient coating that reflects infrared radiation, keeping the heat in your home in the winter and out in the summer. This allows you to save more money on your energy bills.

Vinyl Window Types

There are a variety of replacement window options. You can learn more about our vinyl window options by visiting our replacement window page. All of our windows are energy efficient and we take pride in our professional window installations. We can custom fit your new windows to any opening in your home, providing an air-tight fit that eliminates drafts, making your home more comfortable.

Bay Window

Bay windows are made by joining three windows together at a 30, 45, 60 or 90 degree angle. They can be made up of a variety of window types, including double hung, picture, and casement windows.

Bow Window

Bow windows are made by a joining a series of windows in a 180 degree arc design. They can be made up of a variety of windows, including casement, double hung and awning windows.

Slider Window

Slider windows are windows that have a fixed pane and a sliding pane. Unlike traditional windows, they do not work on a pulley system; instead they roll on a rail system.

Double-Hung Window

Double-hung windows operate by sliding up and down, and both the top and bottom frame can move up and down. They also have a tilt in feature. Both the top and bottom part of the window can be tilted in, allowing for easy cleaning.

Casement Window

Casement windows open side to side instead of up and down on a hinge attached to the wall. They use a hand crank to open and close.

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Sunrooms Madison
Sunrooms Madison

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Exterior Doors Madison
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Kool View energy saving windows are engineered to be the strongest yet are the most beautiful you will find.