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  • A selection of casement window materials
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    Different materials - uPVC, timber, and aluminium are available for casement windows. Each material has it's own unique merits, offering benefits such as durability, energy efficiency, insulation, and strength. The choice depends on personal preferences and performance requirements.

    Choose from five distinct styles of window to suit your architectural style or your preferred method of functionality, each of them can be customised with your choice of colour, furniture, glazing and more.


    Browse by A selection of casement window materials

    uPVC Casement Windows

    uPVC windows are incredibly popular with homeowners for the fantastic benefits they provide. With them fitted to your property, you can enjoy a warmer, more secure home with absolutely minimal upkeep.

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    White uPVC casement window
    Black aluminium windows

    Aluminium Casement Windows

    Perfect for the modern homeowner, aluminium windows combine slender looks with incredible strength. Thanks to technological innovations, they’re also great at keeping the warmth in your home too.

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    Brown timber windows

    Timber Casement Windows

    The window of choice for those looking for a traditional touch, our timber windows are naturally beautiful and efficient, so you never have to compromise on looks or performance.

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    Browse by Explore our range of double glazed windows

    Sash Windows

    Our modern sash windows combine 21st-century technology with classic styling. Available in high-performance uPVC or timber, their vertically-sliding sashes allow for convenient ventilation of the home.

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    Timber sash window
    Black aluminium tilt & turn windows

    Tilt & Turn Windows

    Offering homeowners better flexibility, tilt & turn windows turn inwards at 90° yet can tilt forwards; providing high levels of ventilation by cleverly allowing the air to enter through a small gap at the top, whilst giving you easy access to clean the windows safely from the inside of your home. This is why tilt and turn windows are ideal for those who live in a high-rise building.

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    White timber bay window

    Bay Windows

    Bay windows are an arrangement of windows that sit together in either a square or polygonal shape. Protruding from the main wall of a property, they are an excellent way to flood interiors with light. Our bay windows can be constructed from uPVC, timber, or aluminium to complement the character of any home.

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    White flush casement windows

    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.

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    White Eurocell casement window

    Casement Windows

    Casement windows are the standard window of choice for the majority of UK homes. They feature an outward opening design, typically operated with a handle. They are known for their simplicity and functionality, offering several advantages for homeowners.

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    Open curtains with blinds in front.

    Enhanced Energy Efficiency

    Say goodbye to drafts and chilly spaces. Our casement windows are made with expert precision to keep your home comfortable throughout the year. Due to their snug closure and weatherstripping, casement windows are known for their energy efficiency. They can help keep your home cool in the summer and warm in the winter, reducing heating and cooling costs.

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    Yale multipoint window locks

    Safety and Security

    Your safety is our priority. Our casement windows feature advanced security features that give you peace of mind. Casement windows are known for being secure when properly locked, as the locking mechanism is embedded within the frame and cannot be easily tampered with from the outside. Feel confident that your home is protected against unwanted intruders.

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    exterior view of large house with double black door in front of driveway and garden

    Aesthetic Value to Your Home

    Enhance your home's curb appeal with the classic and elegant look of casement windows, allowing abundant natural light and a seamless connection between indoor and outdoor spaces.

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    Durable windows with unrivaled home security

    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.


    For further information, make an enquiry

    Energy efficient casement windows to suit any Surrey home

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

    uPVC and timber are both natural insulators whilst our aluminium casements come fitted with polyamide thermal breaks. These work to reduce heat transfer to the outside of your home, so your home will always feel cosy whilst giving you energy saving benefits.

    Here at Sherborne Windows, we know how important it is to retain the period charm of your traditional home with any home improvement including your windows.

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    Why choose casement windows for your Surrey home?

    Casement windows are a versatile and practical choice for homeowners in Surrey. With their ability to offer optimal ventilation, energy efficiency, security, and aesthetic appeal, they are a smart investment for enhancing both the comfort and value of your Surrey residence. Embrace the beauty of Surrey while enjoying the benefits of modern casement windows.

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