Windows & doors

Aluminium wood windows reimagined.

Eterno aluminium timber composite windows ultra thin frame sliding door

The thinnest aluminium timber composite windows

Patented stratified timber technology combines lightweight softwood and durable hardwood to create the thinnest aluminium wood frame in the UK.

Coming in at just 3.6 cm wide, our composite window frames can fit in big openings, reaching heights of over 4 metres. All this by providing extreme energy efficiency for a safe and warm home all year round.

Eterno aluminium timber composite windows ultra slim frame cross section

Quality, design and innovation

Straight lines, slim profiles and breath-taking aesthetics lie at the heart of Italian window design. Paired with innovative technology and premium components to ensure an unbeatable finished product.

High-end 4 season glazing, crafted by the manufacturer of Airbus cockpit glass, Saint Gobain, comes in Low Emission and is laminated for safety. High accuracy hardware by Maco provides a smooth and satisfying open every time you need a breath of fresh air. Our 15-year warranty and excellent aftercare will guarantee your peace of mind.

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Windows for life

Exceptional lifetime of 80+ years with a 15 year warranty and minimal maintenance

Sustainable & eco friendly

Мade in Italy from FSC and PEFC certified timber in an 80% solar powered factory

More design freedom

Endless design possibilities with frame heights of 4 meters and above

Superb energy efficiency

Оutstanding U-values as low as 0.6 W/m2K thanks to cutting-edge technology

Explore our range

Eterno aluminium timber composite windows ultra thin frame living room window flush design hidden hinges

Ultra-slim frame

This frame pushes the boundaries of engineering with extreme energy efficiency, durability, and unmatched aesthetics. Available with hidden mechanisms and frames as thin as 3.6 cm.

  • Enjoy the unobstructed view

  • The thinnest aluminium wood frame in the UK

  • Passive House and beyond – U values from 0.6 W/m2K
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Eterno aluminium timber composite windows minimalist frame extra large sliding balcony door to garden

Minimalist frame

This minimal frame combines energy efficiency, sound insulation and, most importantly, bespoke design in one superior window that’s perfect for any home.

  • Streamlined minimalist design
  • Unmatched design freedom – 38 natural veneer finishes and custom RAL colours available

  • High energy efficiency – U values from 0.8 W/m2K
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Eterno aluminium timber composite windows standard frame living room windows unobstructed views

Standard frame

This entry-level aluminium wood window is designed for maximum performance without stretching your budget.

  • Quality that doesn’t break the bank

  • A little more goes a long way – opting in for composite timber windows will increase your property value and will reduce your running costs

  • High energy efficiency – U values from 0.9 W/m2K
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Let’s talk about your project

Get in touch today and our experts will answer all of your questions. We’ll come up with a bespoke solution that best fits your project so we can help turn your vision into a reality!

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