All About Casement Window | What Is Casement Window | Different Types of Casement Windows

All About Casement Window

Table of Contents

Introduction of Casement Window

Everyone knows that there are many types of windows. But which window to install can be decided only when we know in detail about that window.

So let us know about one such window type called casement window. This window was first seen in the 18th century.

Stone windows were used in those days. Casement windows were then used for the first time in place of stone windows.

This type of design is widely used today because of its style. Casement windows are attached to side-mounted hinges.

These windows have a mechanism similar to a door and provide excellent ventilation. Casement windows are more common in residential and real estate.

Also, Read: What Is an Arched Window Called

What Is Casement Window?

What Is Casement Window

The casement window rests on a hinge on the side and opens to the left or right on the outside.

This window opens with a handle that pulls the window’s supporting arm outwards.

This is why this window is also called a crank window. The casement window opens and closes easily due to the easy-turn, fold-down handle.

Casement windows are used in places where maximum ventilation is required. For example kitchen or bathroom.

These windows can be mounted on a barrier such as a kitchen sink to make it easier to open and close.

Crank windows are also used in seating rooms and bedrooms. It can also be attached to different-shaped windows for a dramatic look, inside and out.

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Casement Windows with Different Design

Casement Windows with Different Design

Here, the Different Types of Casement Windows are as follows.

1. Single Casement Window

Single Casement Window

A single casement window has a frame and is connected by a hinge on one side or from above.

This window is one of the most common types and is an easy way to add extra charm to any home. This window is more common in bathrooms or bedrooms.

2. Double Casement Window / French Casement Window

Double Casement Window

In this type, the window is connected to the frame by two hinges and the window opens from the middle.

The peculiarity of this window is that the whole window can provide an outside view and ventilation without any obstruction.

The double casement window is also called the French casement window because it looks like the door of a French house.

The French window is arranged in such a way that both sashes can be easily and securely locked on the sill with the handle.

3. Panel Casement Window

3 Panel Casement Window

The 3-panel casement window has three sections. We can make a window in such a way that these three parts can be opened as desired or the middle part is fixed.

The mechanism in this window is similar to a single casement window but only the number of the sash is higher and the size of the window is larger.

For large rooms or halls, it is advisable to have three-pane casement windows as single or double-casement windows are small.

4. Picture Casement Window

Picture Casement Window

Picture Casement windows are mostly sealed on all sides and do not open. This type can also be used to install skylights on the ceiling.

5. Awning Casement Window / Push Out Casement Windows

Awning Casement Window

The awning-type casement window has to be pushed from above as it is hinged at the top. This design has good ventilation as it allows air to flow through the sides and bottom of the frame.

This window is also called the Push-Out casement window. Push-out casement windows have both single and double styles of casement windows.

Other types of cassette windows operate with a crank, while push-out casement windows use a handle instead of a crank.

The window opens easily as the handle moves quickly between the turn, tilt, and lock positions. This window has a multi-point locking system which makes the operation of the window easier.

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Application of Casement Window

Application of Casement Window

Casement Windows is available with a wide range of applications in residential spaces due to the versatility and durability of the classic design.

Here are some ideas on How to Use Casement Windows in your home.

1. Above the Kitchen Sink

Above the Kitchen Sink


A kitchen is a worrying place for claustrophobic feelings. To open the kitchen, a casement window above the sink works wonderfully.

Depending on the location of the wall, a pair of single or casement frames can be installed to view the exterior views without obstruction.

2. Next to the Bed

Next to the Bed

Casement windows can be a good option for providing privacy as well as natural light in the bedroom. The casement window next to the bed provides positivity and inspiration every morning as you wake up.

After all, the entry of sunlight rays into the bedroom with a gentle breeze gives a pleasant thrill. It is a good idea to have a double casement window on the back wall of the bed.

3. Next to the Shower Stall or Bathtub

Next to the Shower Stall or Bathtub

Casement windows can be installed next to the shower stall or above the bathtub to free the bathroom from the dark and gloomy look.

They make this small room bright and well-ventilated. This thing is necessary for such a humid place.

Since privacy is a serious concern inside the bathroom, the choice of frosted glass pens for the casement window is appropriate.

Frosted glass does not block light and is able to provide complete privacy.

4. on the Wall of the Living Room

on the Wall of the Living Room

Instead of having a lounge area with lots of artwork hanging on the wall, it would be more appropriate to convert a large part of the wall into a series of casement windows.

Doing so not only increases the attractiveness of the house but also provides excellent lighting and ventilation as desired.

Also Read: All About Bay Windows | What Is Bay Window | Uses of Bay Windows | Types of Bay Windows | Size of Bay Windows

Replacement Casement Windows

Replacement Casement Windows

A double casement window can be a good option in all casement window designs. In single-hung or double-hung windows.

the whole part of the window cannot be found open whereas in a double casement window, the whole part of the frame can be found open.

When we open the double casement window, it looks like a pair of open pantry doors. Thus a double casement window is a better choice than a single-hung or double-hung window.

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Casement Window Installation Cost

Casement Window Installation Cost

The cost of installing a casement window usually depends on the area. However, the cost of a casement window is estimated at $ 325 to $ 480. Adding labor and installation costs, the total cost can reach around $ 560.

Casement Window Price of Different Brands

Casement Window Prices
Price per window
Installation Costs
Pella Vinyl Casement Windows
$300 $425
Milgard Casement Wood Windows
$375 $525
Andersen Casement Windows
$435 $550

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Casement Window Sizes

Casement Window Sizes

These windows will range from smaller to larger windows. But it is advisable to have a standard size.

Standard Casement Window Sizes

Width    Height
1′ 8″ to 2′ 8″ 4′ 2″ to 6′ 6″

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Materials for Casement Windows

Materials for Casement Windows

Casement windows come with a wide range of content and styles. Usually available with single-double- or triple-glazed type composition and timber, PVC, aluminum, steel, and composite type materials.

1. Aluminium Casement Window

Aluminium Casement Window

Contemporary aluminum casement windows are usually made of a material such as polyester powder-coated.

The current windows look much improved compared to their predecessors in the 1970s and 1980s.

2. Pvc Casement Window

Pvc Casement Window

Recent years have seen the introduction of composite materials. The combination of wood and fiber is found in composite materials.

This is more likely to be the case in recovered, thermoplastic polymers. The resulting mixture is twice as strong as PVC and capable of providing thermal transmission. Because of these qualities, it is better than aluminum.

The PVC casement window is made of a chunky frame and sash. This window, when viewed from the outside, looks ugly due to its increased thickness compared to its frame. This is why it is possible to discern its opening sash.

However, modern design and manufacturing techniques are often able to make windows both thermally and acoustically superior to traditional types. It is very difficult to distinguish such windows from painted timber windows.

3. Crittall Windows

Crittall Windows

‘CRITTALL’ windows which in earlier times were very famous for apartment blocks as well as made of galvanized mild steel.

These windows had a thinner framework than wooden windows. Being made of steel, it was usually strong but often suffered from cold bridging.

4. Vinyl Clad Casement Windows

Vinyl Clad Casement Windows

Weather Shield Vinyl Clad Window has good beauty, durability, and energy efficiency compared to other window materials. Its price is also reasonable based on its material.

Extreme energy efficiency, exceptional durability, and the classic warmth of real wood interiors help save money on utility bills.

Proven to be able to provide maintenance-free operation for almost years as well as add timeless beauty to the interior of the house.

Given all these qualities, there is no doubt that vinyl-clad casement windows are superior to windows of other materials.

Also Read: All About Clerestory Windows | Clerestory Architecture | Clerestory Window Installation

Advantages of Casement Window

Advantages of Casement Window

Here, the List of Casement Windows Pros is as follows.

1. Design Variety

There is a lot of ease in customizing a variety of casement windows to suit your home decor. Whether it’s a bay window overlooking the beach or a high-rise picture window.

these designs can be installed in any space, but there is no difficulty in choosing a frame for a casement window in a variety of colors and finishes. The reason for all this simplification is the variety of casement window designs.

2. Low Subsistence Costs

Aluminum or uPVC casement windows rarely require maintenance. However, it is advisable to clean them once a month with a soft damp cloth. Casement windows usually do not require any repairs or replacements for at least 30 years.

3. Improved Ventilation

The casement window is fully open so the space is flooded with very good ventilation. During the time between summer and winter peaks, these windows contribute well to enhanced thermal comfort as they provide adequate transmission.

4. Strong and Durable

Since these compositions easily support double or triple glazing are a safe and secure choice for the home.

Stiff glass panels with uPVC casement frames are the most suitable choice in a high-rise building with strong gusts of wind.

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Disadvantages of Casement Window

Disadvantages of Casement Window

Here, the List of Casement Windows Cons is as follows.

1. Limits in Size

Because the casement window opens outwards, it is difficult to keep the large size because the large size window weighs more and therefore proves incapable of working easily.

The structure of the opening should be strong enough to hold the weight of a large window. Therefore this window should be kept large enough to fulfill the purpose of providing light.

2. Unsuitable for Air Conditioner

Since this window opens on the outside, the air conditioner cannot be placed inside or around the window. A single or double-hung window is the best choice for an air conditioner.

3. Unsuitable for Storm Window

It is not advisable to place a casement window where a storm window is required. The casement window opens outwards and the Storm window obstructs this action. So a combination of casement and storm window is not possible.

4. Need to Keep an Eye on Hardware

This window opens out so its parts are more exposed to the weather. This makes corrosion more likely on parts like the sash and frame.

As a result, there is a risk of windows breaking and home security may be compromised.

5. Expensive

Each part of the casement window can be opened, meaning that even the smallest part of this window can be separated.

A strong frame and sash are needed to keep the whole window formed by each of these small parts in a stable position.

This window needs extra heft and hardware so it can be a bit expensive.

Frequently Asked Questions:

What Is a Triple Casement Window?

This window is called a triple casement window as it has three parts. The middle part is fixed i.e. picture pane or all three are free.

Casement Window Price

the average price of casement windows is $ 800.

Push Out Casement Windows

The push-out casement window is free at the bottom and fixed at the top. This window is called a push-out window as it has to be pushed to open.

Casement Window Replacement Cost

Casement window replacement cost depends on brands and local labor cost. approximately it would be $ 700 to $1300.

Replacing Casement Windows with Double-Hung

If the casement window has become obsolete or a new double-hung window has to be installed in place of the old casement to add a new look to the house, it can be done at a low cost. Both windows are similar in size so this task can be a little easier.

Average Cost to Replace Casement Windows

The Average Cost to Replace Casement Windows would be $ 1000.

Replacing Double Hung Windows with Casement Windows

Installing a casement window instead of a double-hung is a good choice. The whole window is not used in a double-hung window. When we open the double casement window, the whole window space can be used without any hindrance.

Advantages of Casement Windows for Energy Efficiency

Another perk of casement windows is that they are very energy efficient. When closed, they form a tight seal, which helps to keep your home insulated and free from drafts. This means that you can save on your energy bills as you won’t need to rely on your heating and cooling system as much.

Casement Window Installation Cost in the USA

The average cost to install casement windows is between $600 and $1,400 per window. Your casement window’s style, materials, and labor all affect its price. Double- or triple-glass panes, gas fills, and coatings also increase costs.

Casement Vs. Double-Hung Windows: Pros and Cons

Both styles are durable. However, because casements crank open outwards from the home, they have more exposure to the elements of sun, wind, and rain when opened. The fully enclosed double-hung style may be a better choice in wet climates.

Top-Rated Manufacturers of Casement Windows in the USA

  • Renewal by Andersen: Most Hands-Free Experience.
  • Champion Windows: Best Financing and Discounts.
  • Castle Windows: Best Warranty.
  • Milgard: Best Fiberglass Windows.
  • Marvin: Most Innovative Windows.
  • Harvey: Best Hardware Customization.
  • Simonton Windows: Best Ongoing Maintenance.
  • Pella: Best Energy Efficiency.

Design Trends for Modern Casement Window Styles

Here are some design trends for modern casement windows:

  1. Slim Profiles: Modern casement windows often feature slim and minimalistic frames, allowing for larger glass areas and maximizing natural light. Thin frames contribute to a sleek and sophisticated appearance that complements modern architectural aesthetics.
  2. Large Window Units: Casement windows are well-suited for creating expansive window walls that blur the boundary between indoor and outdoor spaces. Large casement window units, or even floor-to-ceiling configurations, can provide stunning views and a sense of openness.
  3. Clean Lines: Modern casement windows typically emphasize clean lines and geometric shapes. Square or rectangular casement windows with straight edges and simple design elements fit well with contemporary architectural styles.
  4. Neutral Color Palettes: Neutral color schemes are often preferred for modern casement windows. Colors like white, black, gray, or muted earth tones create a timeless and sophisticated look that complements various interior and exterior color schemes.
  5. Minimal Hardware: Modern casement windows often feature sleek and unobtrusive hardware. Recessed or hidden handles and locks contribute to the clean appearance of the window and keep the focus on the glass and frame.

Casement Window Types

Casement windows come in various types, each offering unique features and functionalities. Here are some common casement window types:

  1. Standard Casement Window: This is the most basic and traditional type of casement window. It features a single sash that is hinged on one side and opens outward like a door. These windows are often used for simple ventilation and unobstructed views.
  2. French Casement Window: French casement windows consist of two sashes, each hinged on its own side. When both sashes are opened, there is no central mullion, providing a wide and unobstructed opening. These windows offer a more elegant and open feel compared to standard casement windows.
  3. Push-Out Casement Window: Push-out casement windows have hinges on the side and can be easily opened by pushing the window outward. They often have a traditional appearance and are well-suited for older or vintage-style homes.
  4. Top-Hinged Awning Window: An awning window is hinged at the top and opens outward from the bottom, creating an “awning” effect. This design allows for ventilation even during light rain, as the window can be left open without water entering the interior.
  5. Bottom-Hinged Hopper Window: Hopper windows are hinged at the bottom and open inward from the top. They are commonly used in basements or areas with limited space, providing ventilation while maintaining privacy and security.

Why Are Casement Windows More Expensive?

Casement window costs are on average 10% more expensive than double hung windows due to the complex mechanisms involved in the crank opening. Double hung windows are also the more widely used among the two, which leads to higher competition among manufacturers, keeping costs down.

Are Casement Windows Worth It?

Casements do a superior job of limiting air intrusion in your home. The window sash presses straight onto all four sides of the window frame and its seals, just like an exterior door fitting into its door frame. Latching the window further pulls the casement sash into the seals.

Casement Windows Sizes

There are many standard casement window sizes, but some of the most popular are:
  • 2 feet 4 inches wide by 3 feet 6 inches tall (2436)
  • 2 feet 6 inches wide by 4 feet tall (2640)
  • 2 feet 8 inches wide by 5 feet tall (2850)
  • 3 feet wide by 6 feet tall (3060)

Awning Window Materials

The materials used with awning windows include:
  • Aluminum – light, durable and corrosion-resistant.
  • Vinyl – Does not fade or rot and made of impact-resistant hollow PVC that improves resistance to condensation and heat transfer.
  • Clad wood – wood inside, aluminum outside.
  • Steel.
  • Fiberglass.
  • Tempered glass or safety glass.

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