Experience Timeless Elegance and Efficiency with uPVC Flush Casement Windows

uPVC flush casement windows are increasing in popularity for home improvement projects.

Unlike standard casement windows, when the window is closed, it sits flush within the frame, creating a flat surface on the outside. They feature an outward opening design and are available in various materials and colours to suit individual requirements.

Thanks to their traditional appearance, upvc flush casement windows are often used in period or heritage homes, imitating traditional timber windows. However, this window style also makes a perfect addition to modern homes with its classic and understated appearance that adds minimalist style.

Evolution flush window close up

Customer Journey

The process of buying from Sherborne Windows consists of 3 simple steps:


After getting in touch with us online, in person or over the phone regarding your home improvement project, we send out a member of our friendly team to your home to do a survey and discuss your requirements further.


Once you've told us what work you'd like doing and a price has been agreed, a date that is suitable for us and yourself will be set for our installation team to carry out the work.


Once the work has finished, we provide you with a comprehensive 10-year guarantee. You'll also have access to our brilliant aftersales service, ensuring you can continue getting the best from any products purchased from us.

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Features of uPVC Flush Casement Windows

Learn about the features of our sleek, minimalistic uPVC flush casement windows. As we delve into the features of these windows, you’ll discover the perfect blend of sophisticated design, durable materials, and advanced functionality, ensuring that your living spaces not only look stunning but also provide optimal comfort and energy efficiency.

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Eurocell white uPVC windows

Durability and Longevity

uPVC flush casement windows are crafted from resilient materials, guaranteeing long-lasting performance. They are resistant to rot, corrosion, and warping, even in harsh weather conditions. These windows are designed to endure the test of time, providing years of reliable use. The multi-chambered profiles enhance their structural strength, ensuring durability. Enjoy peace of mind knowing that your uPVC flush casement windows are built to last.

Black aluminium window

Low Maintenance Requirements

uPVC flush casement windows offer the advantage of minimal maintenance, saving you time and effort. Their smooth surface is easy to clean and resistant to stains. Unlike timber windows, uPVC windows do not require regular painting or varnishing. A simple wipe down with a mild detergent will keep them looking new, allowing you to focus on other aspects of your home.

Grey casement timber window

uPVC Windows Help Reduce Carbon Footprint

uPVC as a material provides excellent insulation, reducing energy consumption. Their low U-value minimizes heat transfer, reducing the need for heating or cooling. Energy-efficient glazing options further enhance thermal performance. By choosing uPVC flush casement windows, you can lower carbon emissions and contribute to a sustainable environment. Enjoy a comfortable living space while minimizing your impact on the planet with uPVC windows.

Choose from a Huge Range of Colour Finishes

The colour choices we have available for our flush casement windows change in accordance with your chosen material. However, we’ve got over 200 RAL colours to choose from for your window frames. Plus, if you’d like a different finish for the interior and exterior framing, which is known as a dual colour option, we have this available too.

Black OrangeryRosewood OrangeryGolden Oak OrangeryWhite OrangeryCream OrangeryAnthracite Grey OrangeryBlack OrangeryAgate Grey OrangeryOlive Grey OrangeryRosewood OrangeryNatural Wood OrangeryNatural Oak OrangeryCream OrangeryWhite Grain OrangerySmooth White OrangeryCream OrangeryNatural WoodNatural Oakblack RAL colourAny RAL Colour Orangery

Energy Efficient Flush Casement Windows

Replacement windows are a great way to improve your home’s thermal efficiency, especially when opting for our high energy rated flush casement windows. They come equipped with the latest glazing and are fitted to the highest standards, ensuring a weather-tight fit every time.

uPVC is a natural insulator, working to reduce heat transfer to the outside of your home, so your home will always feel cosy whilst giving you energy saving benefits.

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White Eurocell casement window
Timber casement windows on a cottage

Long-lasting home security ensured with Flush Sash Windows

Flush casement windows from us are secured around their frames by multipoint locking systems, although we also fit a range of alternative security hardware from Yale, Winkhaus, Maco and other manufacturers at the pinnacle of the industry.

We’re so confident in the quality of the window design and materials we use in their construction too that we offer comprehensive 10-year guarantees on all our casement windows. So, you can enjoy a secure home and peace of mind for many years to come.



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What are flush casement windows?

Flush casement windows are a flat looking window that look sleek and modern. This style of window looks elegant and timeless. Unlike other windows, they do not overlap the frame and are outward opening.

Are flush casement windows good?

Flush casement windows are very popular because they are secure, energy-efficient and look beautiful. They come in a range of colours and materials making them good for every home and taste.

Do flush casement windows leak?

No flush casement windows do not leak. Flush casement windows have an additional layer of sealing which keep the wet weather outside and prevent it from leaking into your home. The seal along with professional installation ensures a weatherproof window.

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White flush casement windows

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Lavershot Barns, London Road (A30), Windlesham, GU20 6LL

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