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Cortizo Aluminium Windows

The slimmest aluminium window system

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The Aluframe Cortizo Aluminium Window is the slimmest aluminium window system available, with some sections 30% narrower than the nearest alternative. The slim frame sections maximise your glazed area, improving views and allowing more light into your home.

Our Aluframe windows are bespoke - made to your individual sizes, styles and specifications. As standard, our windows provide high security multi-point locking, internal glazing beads and come with a ten-year warranty.

Aluframe provides a choice of a gorgeous flush casement window or a traditional opening window. There is even the choice of a functional tilt and turn window option. As well as four different window cill profiles to meet most property requirements.

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Why Choose Alu Haus?

"Aluframe brings you sophisticated design, cutting-edge manufacturing, excellent security and long-term performance."

Reasons to Choose Cortizo Aluminium Windows

A slimline, flush, high performing window system.

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    Choice of Styles

    Choose from individual windows, bay and bow windows, dummy sash windows and more...

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    Triple Glazing

    Available in double or triple glazing for the ultimate thermal performance

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    10 Years Guarantee

    Built to stand the test of time and give you peace of mind

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    Slim Sightlines

    Stellar is at least 30% slimmer than the main competing systems.

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    Wind Load

    A maximum wind load resistance upto 1200Pa.

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    Low U Values

    Aulfold Stellar bifolds have U Values as low as 1.1W/m2K

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    Air Permeability

    Superior air tightness with air permeability tested to 600Pa

Warmcore Full and Flush Casement

Your window. Your way.

Choose from our premium colours to fit your home

Choose from our various colour options by creating your solid or dual colour bifold door designs to suit your modern contemporary aspirations.

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  • Anthracite Grey

  • Pure White

  • Jet Black

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