Enhance Your Home with uPVC Casement Windows

uPVC casement windows are the standard window of choice for the majority of UK homes. They feature an outward opening design and are available in various materials and colours to suit individual requirements. As trusted casement windows installers throughout Surrey & London, you can be rest assured with a Sherborne Windows installation.

White Evolution casement window

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 Casement Windows

Learn about the features of our modern & durable uPVC 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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Timber casement windows on a cottage

Durability and Longevity

uPVC 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 casement windows are built to last.

White casement window

Low Maintenance Requirements

uPVC 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 casement 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.

Small white casement window

uPVC Windows Help Reduce Carbon Footprint

uPVC casement windows provide 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 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 Selection of Colour Finishes

The colour choices we have available for our casement windows change in accordance with your chosen material. However, we’ve got over 200 RAL colours to choose from. 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 OrangerySmooth White OrangeryWhite Grain OrangeryCream OrangeryNatural Oak OrangeryNatural Wood OrangeryRosewood OrangeryCream OrangeryWhite OrangeryGrey OrangeryBlack OrangeryAny RAL Colour Orangery

Enjoy a more comfortable home for less

Replacing old windows is a great way to improve your home’s thermal performance, especially when opting for our uPVC casement windows. They come equipped with the latest glazing and are fitted to the highest standards, ensuring for 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 heating costs will be lowered.

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White Eurocell casement window
Yale multipoint window locks

Long-lasting home security

uPVC casement windows from us are secured around their frames by multipoint locks, 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 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 for many years to come.

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Windlesham Conservatory & Orangery Showsite

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

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Farnborough Window & Door Showroom

135 Lynchford Rd, Farnborough, Hants GU14 6HD

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Timber windows showroom in Hartley Wintney interior

Timber Windows of Hartley Wintney Showroom

55 High Street, Hartley Wintney, Hook, RG27 8NY

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Timber Windows of Sunningdale Showroom

2 Broomhall Buildings, London Road, Sunningdale, SL5 0DH

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