01535 603909

Windows and doors designed for optimum thermal and weather performance.

Suitable for open in tilt turn, top or side hung casements, pivot and fixed and open out casement windows.

Eco Futural energy efficient eco friendly aluminium windows

Key Features

  • Contemporary design
  • Optimal thermal and weather performance - to SIPs house standards
  • Multi opening options
  • Fully compliant with latest building regulations

Rated 5.0 out of 5 Chris Hirst - builder

Great quality products along with great customer service. Easy to recommend.


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Used for commercial and residential applications such as this energy efficient SIPS house in North Yorkshire and new build multi property development in Leeds. And for the Grand Designs Lake District rebuild.


Rated 5.0 out of 5 Trevor Paterson

I would highly recommend Marlin window, the company are a pleasure to do business with,
the window's and door's look fantastic. Excellent service from initial contact through to delivery and beyond:).


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Product Information


  • Chambered polyamide thermal breaks
  • Suitable for open in tilt turn, top or side hung casements, pivot and fixed and open out casement windows
  • Fully concealed hinges available
  • Weather tested to BS 6375 Part 1:2009
  • Security tested to BS 7950:1997
  • Designed to comply with revisions to Document L in 2010 
  • All sections feature Polyamide thermal barriers and are contemporarily styled with square edge profiles.
  • Available in dual colour
Eco Futural hinged commercial windows


Glazing and frame colour choice


Our aluminium profiles are polyester powder coated by our systems suppliers using the very latest paint application techniques guaranteed for 25 years.

Fully compliant to the latest June 2022 building regulations our standard double glazing is the exceptional light transmitting, energy saving ClimaGuard® A+ low emissivity (Low-E) glass manufactured by Guardian Glass.

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WER Rating A
U Value 1.4 W/m²K (centre pane 1.1 W/m²K) 1.1W/m²K (centre pane 0.6W/m²K)
Air Class 4, 600Pa
Water Class E, 900Pa
Wind Class AE, 2400Pa
Document L Compliant
BS 6375-1:2009
BS 7950:1997
BS 4873
BS 6375-1:2009
PAS 24:2012

Document Downloads

File Type Document Description Download Document
Adobe PDF Eco Futural
Supply only – Guide to installation
Download (403kb)
Adobe PDF Eco Futural
Data Sheet
Download (901kb)


Rated 5.0 out of 5 Anne Corrigan

It's really difficult to know which company to go with as windows are such a huge chunk of any building budget & there are so many providers to choose from. Marlin Windows were reassuringly professional, calm & helpful from first contact which made the decision to use them so right.


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Modern aluminium windows installed at new build property in Ilkley in Yorkshire

Contemporary Doors & Window Image Gallery

See more pictures to inspire in our contemporary aluminium door and window gallery


Why Choose Marlin Windows?

We care...

about the quality of finish
about you, your project and your property
about your 100% satisfaction

And we are rated ★★★★★ on Google

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"our builder said they were the best supplier and fitter they had ever used"
Mrs Nellist Haworth, Yorkshire


Call 01535 603909