Product Information

Dualframe 75

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Using over four decades of our expertise meant that combining strength, safety, sustainability and beauty within our Dualframe 75 Casement window was at the forefront of the design process.

Dualframe 75 aluminium windows are suitable for new-builds and refurbishment projects across a wide range of building needs including residential, educational and light commercial applications.

Standard or 'softline' transom, mullions and outerframe are available to achieve a contemporary or traditional look for your projects. Vents have been designed to accept the full length Eurogroove to ensure compatibility with a wide range of industry standard hardware.

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About us

Imagination fuels the world. Here at TECHNAL, it’s our motivation and what drives how we do things. It moves us forward, allowing us to both innovate and inspire.

Where other companies just see a window, we see an opportunity to utilise cutting-edge technology that benefits both the users and the environment.

We look to the future in everything we do.

Our Products & Service Include:

Aluminium Curtain Walling
Aluminium Windows
Aluminium Sliding Doors & Patios
Aluminium Doors
An Exclusive Handles Collection
2D & 3D Modelling Software

… And much more.

The TECHNAL brand was created by Hydro over 60 years ago and is a front-running international specialist in architectural aluminium facade systems.

We have made an undisputed name for ourselves in supplying contemporary and inspirational design solutions, building an impressive track-record of award-winning designs.

With our 30 years of experience working in the UK, our aluminium building solutions have been used to produce purpose-designed facades for varied areas of both business and residential constructions.

We understand of the needs of architects, contractors, developers, fabricators and occupants which allows us to create an inventive, technologically progressive and adjustable portfolio of products.