• Casement window open
  • Casement windows in bedroom

Casement Windows

Casement windows, also known as crank or hinged windows, are a popular style of windows that are designed for expansive views and ventilation. Casement windows are hinged on one side and can swing inwards or outwards by cranking out, pushing, or pulling the window hardware until the desired position is reached. Replacement casement windows have many innovative features, such as retractable screens and interior shades to make the task of washing windows easier and safer. Our casement windows are available in various sizes up to 3.5 feet wide or 10 feet wide.

Features of Casement Windows
  • Hinged on either side to open like a door
  • Option to either crank out or push out
  • Available in various shapes and styles
  • Concealed multi-point sequential locking system to securely lock the window at multiple points
  • Accessible windows with easy-to-reach levers near the bottom of the window
  • Folding handle hardware for easy operation
  • Effective ventilation for healthy airflow
  • Minimize heat loss for excellent energy efficiency
  • Added security due to the hook-shaped latch in the frame and locking hardware
Schedule a free consultation

Types of Casement Windows

Single frame casement windows

With just one frame and pane typically separated by wooden strips, this is the most common type of casement window. It is an affordable crank window style that is durable and offers great ventilation.

Double frame casement windows

Double frame casement windows are sometimes called French casement windows and feature two frames hinged on opposite sides that open from the center. They tend to be more costly than single frame casement windows but provide excellent views due to the absence of a center bar that can obstruct views, are low-maintenance, and offer an emergency exit route.

Push-out casement windows

Push-out casement windows can feature a single or double style and require the use of a handle rather than a crank for operation. These windows are easy to clean, require minimal hardware to install, and achieve a clean and classic style.

Design Considerations

Wood material for windows and doors
Steel material for windows and doors
Aluminum material for windows and doors
Fiberglass material for windows and doors
Wood & Fiberglass material for windows and doors
Wood & Fiberglass
Grid Options
Authentic divided lite grid option
Authentic Divided Lite (ADL)

An original style window with separate pieces of glass glazed between dividing muntin bars

Simulated divided lite (SDL)
Simulated Divided Lite (SDL)

This is an energy-efficient grid option that creates the look of authentic divided lines with bars permanently affixed to both sides of the glass.


Grilles are permanently installed between the glass panes for a smooth exterior, low maintenance and easier cleaning. Choose from numerous grille patterns for the style you want

Simulated checkrail
Simulated Checkrail

Consider this grid option for custom placement anywhere on the window, greater flexibility for use, and a unique look.

Casement Window Screens

For casement windows, choose among interior screens that are paintable, stainable wood, or aluminum in a variety of colors. Full-screen and half-screen options are available as well.

Bright bronze wire screen mesh

Bright - Bronze

Bright aluminum wire screen mesh

Bright - Aluminum

Black aluminum wire screen mesh

Black - Aluminum

Charcoal aluminum wire screen

Charcoal - Aluminum

Charcoal fiberglass screen mesh

Charcoal - Fiberglass

Charcoal high transparency screen mesh

Charcoal - High Transparency

Installation Types
Insert window installation
Full Frame

An insert replacement involves placing a new window in the existing frame after the old hardware, sash, and covers are removed. This is also known as frame-in-frame installation and a good option if your existing wood or aluminum frame is structurally sound.

Full-frame installation

The process of completely removing an existing window down to the studs and replacing it with a new casement window is called full frame replacement. This is a more extensive installation process and typically comes at a higher cost than insert replacement.

Dual pane window

Dual Pane

Tripane window diagram

Triple Pane

Low-E Coatings Stacked

Low-E Coating
The Low E coating is specially designed to take advantage of the angle of the winter and summer sun. The sun’s rays are absorbed in the cooler months to keep your home warmer and reflected in the summer to keep your home cooler.

Decorative Glass
Frosted glass
Glue chip glass
Glue Chip
Obscure glass
Rain glass
Sandblasted glass
Grooved glass
Beveled glass
Beveled Sound Abatement
Tempered Glass
Tempered glass in bathroom

Tempered Glass is often used in bathrooms for safety reasons. The panels are heated and then cooled rapidly in a controlled environment, making the glass several times stronger than regular glass.

Tempered glass in a bathroom

Tempered Glass is Ideal for use over bathtubs and in showers where if glass were to shatter, it will break into small pieces so as not to harm any occupants. Tempered glass is used in cars for the same reason.

Schedule a free consultation
Casement windows in bedroom
Casement windows in bedroom

Ask an AVI Expert

Get tips from the window experts at AVI on how to properly select windows and doors for historic homes, new construction or additions and remodeling projects.

Ask an Expert Today!

Explore Our Products

Double Hung windows

Double Hung Windows

View More
Awning windows

Awning Windows

View More
Tilt & Turn Windows

Tilt & Turn Windows

View More
Glider windows

Glider Windows

View More