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uPVC Casement Windows

Our range of uPVC casement windows offers you the flexibility to choose a window that suits your style. With high performance and a beautiful finish, these windows will be the right choice for you.
  • High quality Deceuninck profiles
  • Reliable security and energy efficiency
  • Variety of styles to suit every home
  • Personalise with colours, hardware and astragal bars
  • Low maintenance

View Casement Styles

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Bespoke timber conservatory
White timber conservatory
White UPVC conservatory close-up
Internal shot of a timber conservatory
uPVC flush casement window close up on joint
Window with lead detail and polished chrome hardware
A chartwell green uPVC window supplied to installer for fitting
White uPVC windows with astragal bars
One of our UPVC flush sash windows

Flush Sash

Offering a stunning and authentic aesthetic, our uPVC flush sash windows perfectly complement traditional properties but can look equally impressive in modern homes.

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One of our UPVC mock sliding sash windows

Mock Sliding Sash

With the popular look of a sliding sash style, our mock uPVC sash windows combine elegance with low maintenance and high performance every time.

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One of our UPVC stormproof windows


Our standard uPVC casement option, offering exceptional performance in all weather conditions. Suitable for any style of home.

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Become an Inspire installer

Inspire your customers with the Inspire range from Dempsey Dyer with a dedicated retail website.

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Download Centre

If you want to know more about our products, processes and accreditations, fortunately we offer a range of downloads. Download a range of literature free of charge, to refer to in your own time.

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Installers and other businesses can only work effectively if they have a reliable trade supply service – offering the highest performing products. Luckily, here at Dempsey Dyer we only supply the latest options from market leaders. This guarantees quality, performance and durability – regardless of the product choice.

  • Deceuninck logo
  • Accoya logo
  • Teknos logo
  • Maco logo
  • Pilkington logo

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