Create light & capture views

Bespoke aluminium windows

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Introducing Our Windows

Casement Windows

Completely unique to anything else on the market

Our aluminium casement windows are completely unique to anything else on the market. The casement sits flush within the frame, both inside and out, which gives it the cleanest finish possible. They are made to bespoke sizes and feature high levels of security and thermal efficiency.
Due to the strength of the aluminium used, our casement windows are available at larger sizes to allow more light into the home whilst creating beautiful statement.

Bay Windows

Makes the most of your views

Our bay windows are just as customisable as any other product we supply. You can specify the size, number of windows and the angle that is required to ensure the bay is a perfect fit. When completed, the slim profile of our bay windows makes the most of your views.

More About Our Windows

  • Metallic or Colour Handles

    Metallic or Colour Handles

  • Thermally Efficient

    Thermally Efficient

  • 150 Colours & Styles

    150 Colours & Styles

  • Upgrade To Aerogel

    Upgrade To Aerogel

  • Ultra Lightweight Aluminium Frames

    Ultra Lightweight Aluminium Frames

  • Advanced Weather Tight Seals

    Advanced Weather Tight Seals

  • Industry Leading Child Safety

    Industry Leading Child Safety

  • Stylish Flush Casement

    Stylish Flush Casement

  • Ultra Secure Locking Mechanisms

    Ultra Secure Locking Mechanisms

  • Durable Powder Coating

    Durable Powder Coating

  • Expert Installation Team

    Expert Installation Team


Stylish & Practical

Our window handles come in a stylish ergonomic design. Similarly to our doors, the handles can be colour matched to the rest of the product as well as being available in a more exclusive finishes such as brushed aluminium.

  • Satin

  • Gold

  • Chrome

  • Brushed Aluminium

  • White

  • Jet Black

  • Black Grey

  • Anthracite Grey

  • Slate Grey


Over 150 different colours to choose from

With Origin Windows the colour choices are pretty much limitless. You can choose from over 150 different RAL colours to get the exact finish you’d like. If you’d like to view samples of specific RAL colours, please send in a request and we would happily oblige.

Our Expert team are here to help

Flawless Craftmanship

Opening up the possibilities for your home

The Origin Window, supplied and installed by 1st FSD, flawlessly combines traditional craftsmanship with a unique internal and external flush casement, along with slim sight lines and contemporary hardware to match.

1st FSD are always looking at ways to provide our customers with the home of their dreams. This is why we are able to extend our window offering to include folding windows, opening up the possibilities for your home.

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