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Casement windows are one of our most popular window styles. They can be bespoke designed to your exact specifications and will suit any type of building. Our casement windows are available with a wide range of options. From a classic white finish to an authentic woodgrain effect; our casement windows will improve any home or business.
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Quality Products
Manufactured bespoke to 
High Performance
Ultra thermally efficient 
Contemporary Styling
Modern sash styling for
Colour Range
Standard, premium & RAL
Hardware Range
Comprehensive hardware
At Techniglaze, we install the Deceuninck 2500 Chamfered and 2800 Decorative profiles. These systems are high performing and aesthetically attractive. They achieve excellent levels of thermal efficiency and are suited to both modern and traditional properties. We also manufacture and install the Alitherm series from Smart Architectural Aluminium including Alitherm 300, 500, 600, 700, 800 and Heritage 47. Heritage 47 is ideal for heritage applications where a more traditional look is required and where conservation area regulations apply.
Downloads Contact UsTechniglaze uPVC Casement windows can be finished in a selection of durable woodgrain foils. Choose popular White or Anthracite Grey for a modern and understated aesthetic. For a more traditional look, opt for a realistic timber inspired finish. If you want a different look on the interior and exterior of your windows, we offer dual coloured windows for the best in customisation. For our aluminium casement windows, choose from any RAL colour for their weather resistant powder coat finish. A full list of our colour options for all of our products can be found within our technical documentation. Colour tone shown may differ to actual finished product, please request a swatch if you require an accurate representation.
White
Cream
Chartwell green
Irish Oak
Golden Oak
Rosewood
Nut Tree
Anthracite Grey
Black Ash
Airforce Grey
Black
Cream
Dark Grey
Gloss Dark Brown
Gloss Off White
Gloss White
Grey
Brown
White
Velour White
Sand
Grey
Sky Blue
Steel Blue
Provence Green
Olive Green
Antique Green
Ocean Blue
Mars Red
Caramel
Cocoa Brown
Vulcan Black
Burford White
Bath Stone
Bourton Cream
Fairford Tile
Wotton Olive
Cotswold Green
Westonbirt Leaf
RAL Colour
Techniglaze casement windows are fitted with high quality Fab & Fix or From the Anvil hardware. From traditionally designed monkey tail handles and stays, to contemporary connoisseur offset handles; there’s sure to be the perfect hardware for any home. Choose from a range of finishes including polished brass, polished chrome, and classic cast iron to tastefully complement your choice of window.
Techniglaze casement windows are glazed with high performance glass from either Pilkington, Guardian, or Saint Gobain. Each of these companies supply a wide range of glazing options including energy efficient glass, self-cleaning glass, anti-condensation glass, and textured and obscure glass. All our glazing meets stringent Building Regulations requirements for security, safety, and energy efficiency.
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View our products up close and talk to our experts for free, genuine advice in our Somerset window, door and conservatory show centre.
View our latest Commercial and Retail projects and see the high quality of our products and installations and learn more about how we work.
We train our factory and installation teams to the highest standards and have the accreditations and certifications to ensure compliance in all our projects.
With over 33 years trading, and a deep knowledge of the industry from fabrication to installation we are the perfectly situated to offer expert advice on your projects.