• Introducing the new flush casement window by EvolutionResponding to customer demand, Evolution have developed a flush-fitting casement window, it is ideal for properties that want to replace traditional flush fitting timber windows but want to take advantage of modern window technology.Find Out More

  • Traditional aesthetics but without traditional pitfallsThe new Evolution Flush window offers the very latest energy efficient features, so if you have always tolerated high energy bills these new super efficient windows will help to keep heat inside your house, saving you moneyFind Out More

  • Clean, minimalist designThe cool, sleek lines of the Flush window are a minimalist’s dream. Whilst this style of window has been traditionally used in older, cottage style properties, the latest trend is that owners and developers of more contemporary properties are turning to flush style windows as it help maintain the simplistic outlook they are striving forRead More

Evolution is proud to introduce you to the Flush Window Range, the very latest in modern Flush Casement Window Technology

The Evolution Flush window is a great addition to the Evolution range, featuring traditional aesthetics for properties that are replacing timber flush windows, or for those wanting traditional looks, yet with a clean and fuss free design finish.

What's not to love?

Evolution Flush casement windows offer more features than ever before:

  • Excellent energy efficiency - WER A+11
  • 1.3 U value as standard
  • Available with a 45mm deep, authentic cill
  • 28mm Double glazing
  • Available with traditional Georgian bar, leaded glass or clear glass
  • Discreet trickle ventillation available

All that you expect from Evolution - and more.

Take The Tour

See why the Flush Casement Window Range is different from any other window.

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Get The Brochure

Download our Brochure now in PDF format or get us to post it direct to your home.

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Introducing Flush

Handcrafted bespoke windows

Like Wood, Not Wood.

If you want modern features, yet either need or want a timber flush window, then our modern alternative could be the solution for you. These virtually maintenance–free windows have been developed based on authentic, traditional design and create a stunning feature point for any home.

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New Features

Bespoke Windows

Obsessive attention to detail

The new Evolution Flush is 45mm Deep cill compatible, and has a 82mm framework. There’s also discreet ventilation options and easy clean egress hinges fitted as standard Heavy duty hinges are also available). The clear difference is the 165mm sash to sash sightline, give you a greater glazed area.

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Colours & Accessories

Evolution Windows colours and accessories

Custom window, custom colour.

As well as traditional wood finishes, Evolution flush is also available in over 200 RAL colours, so you can feel spoilt for choice. Added to this is our range of window hardware, in traditional wrought iron, brass and chrome but also coloured options to suit your home’s interior too.

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Handcrafted - Flush Casement Window Range - from Evolution

This new window is more than the sum of its parts, it is the pinnacle of modern window technology and it is totally homegrown, all manufactured in Great Britain.

  • New profile aesthetics inspired by traditional timber styling
  • Exceptional energy performance
  • Slimmest window available with greater glazed area
  • Beautiful timber styling throughout with hand-crafted joints
  • Exquisite wood effect detailing across all of the frame
  • Solid looking cill proportions are similar to traditional timber windows
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