Everything You Need to Know About Casement Windows


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Casement windows have experienced a surge in popularity over the last few years, particularly in the UK. They are a long-lasting, flexible, and operational type of window that can be tailored to fit virtually any height and width. Casement windows were first spotted in the UK around the 18th century. Initially, the blacksmiths used iron to create frames for these windows. Because of the complexity of glass manufacturing in the 18th century, the panes made of glass were compact-sized compared to what is used in the modern world. This is because it was much more affordable and easier to maintain.

When woodworking became the norm and accessible to all, it led to the invention of more fashionable made with unpopular ones getting phased out. Timber became the most preferred material for window frames due to its numerous benefits. Casement windows have undergone rigorous transformations since the 18th century when they first appeared in the UK.

What Are Casement Windows?

Casement windows are affixed to a frame by two or more inches and possess a sash that opens fully and pushes out. These windows are available in multiple configurations. All of them are made and equipped with the same purpose, that is, straightforward and effective opening and enhanced security.

Casement windows allow homeowners to make the most out of the natural lighting thanks to their outstanding ventilation and capacity to open fully. Moreover, they are designed to be more energy efficient compared to other conventional windows. Their unmatched energy efficiency stems from the casement style, which features a robust seal on all four sides. This implies that homeowners using these types of windows can significantly lower their energy bills alongside the carbon footprint.

What Are The Various Types of Casement Windows?


Flush Casement Windows

They are an advanced type of casement window that has seen their popularity grow in all aspects, including their conventional, contemporary, and modern designs. This type of window rests flush inside the frame when it is entirely shut down, forming an even surface on the outside. The invention of flush casement windows dates back to the 16th century, meaning they have existed for centuries. Besides being appealing to the eye and worth a great deal of money, flush casement windows are a feasible option for homeowners and developers seeking to set up modern build developments as well as renovation projects.

Lipped Casement Windows

These windows contain a sash that moderately overlaps the frame when the window is fully shut down. They feature an additional layer of sealing, which minimizes the risk of leaking. Lipped casement windows made of timber are exceptionally robust, functional, and energy-efficient.

Tilt and Turn Casement Windows

These types of casement windows borrow heavily from Scandinavian design. They are widely known for their incredible ventilation. Since the window can easily open to the limit with an advanced hinge mechanism, it renders cleaning the windows much more effortless.

Pros of Casement Windows


Ease of Use

Casement windows are straightforward to use, even in spots that are out of reach. Its application of single-lever scratches makes the opening and closing of the window much more straightforward, with minimal effort. Most casement windows can be tailored to incorporate automatic openers, depending on your needs.

Increased Versatility

Most property owners are attracted to casement windows due to their increased versatility. This implies that they can be customized to suit your needs as well as your style. Many premier window companies advocate for timber because its warranty stretches upwards of 30 years, allowing you to reap the most out of your investment.

Optimal Ventilation

Since casement windows are designed to open entirely, they allow maximum ventilation. Moreover, you can tilt the windows, especially when the warm weather strikes, to let in refreshing breezes and allow air circulation in various rooms within your house.

Cons of Casement Windows



Since casement windows demand double-glazing, they can be relatively heavy. That implies you’ll have to invest in high-end materials to ensure everything is functional. On top of that, casement windows and installation can range above $500 per window.

Home Security

Because casement windows open fully, it is essential to confirm that the locking mechanisms are functional regularly.


If you reside in an area infested with nightmare-worthy insects, you should rethink installing casement windows. That is because you will be forced to install screens on the inner part of the sash, which can damage the general visual effect, which is what most people are after when installing casement windows.

Are Casement Windows Right for You?

We’ve covered a lot about casement windows today. Casement windows are an excellent option when it comes to improving the overall aesthetics of your home and securing your house against intruders. It is important for you to make sure that you install the right type of window in your home. Casement windows are available in many different shapes, styles, and material types. They can be fitted inside or outside of the house and come with a variety of finishes and pricing options. You should make sure that you choose the best type of casement window for your house based on various factors like price, installation, and energy efficiency. Although there are many different types of casement windows available, it is important to know what type you need to install.

Flush casement windows are a high-end option that has seen significant growth in the last decade. They are available in a variety of shapes, sizes, and materials and are considered among the most energy-efficient out there. The best thing about flush casements is that they do not require any additional windowsill brackets or any other hardware. Although these windows are pricier than other types, they are worth the money. Lipped casement windows are ideal for anyone who wants to get rid of the old-fashioned look of the windows. These types of windows feature a small overlap that allows the sash to fit into the frame of the window. They are available in a variety of finishes, but the most popular ones are stained wood or stained glass. They are also easy to clean and maintain and a favourite for window companies

We hope that this article was helpful in your research and understanding of casement windows!

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