UK's Thinnest Timber Windows

minimalist glazing timber windows eterno

Statement Timber Windows

Beautiful bespoke timber windows for your project with a stunning contemporary design that are guaranteed to stand out. Plus, our timber windows boast an outstanding energy efficiency and are Part L compliant.

The lightweight and durable timber frames can make up large openable windows and doors while maintaining a slim profile of 3.7 cm and achieving superior energy efficiency compared to Aluminium or uPVC windows.

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bespoke timber windows replacement London Eterno before and after

Our Happy Customers

“Smooth Process, Excellent Product!”

“Working with Eterno was smooth and efficient. The design and specification process was seamless due to the attentive and knowledgeable team.

The windows they provide are not only attractive but also highly functional. They offer superb insulation and impressive soundproofing. We are very satisfied with the overall experience. Highly recommended!”

– Mrs Anja, Regent’s Park, London

Windows for life

Exceptional expected lifetime of 60+ years with up to 10 years of warranty and minimal to no maintenance

Sustainable & eco friendly

Handmade in Italy with responsibly sourced timber from PEFC-certified forests

Endless design freedom

Large opening sashes, numerous opening types and countless design and finish options available

Superb energy efficiency

Оutstanding U-values as low as 0.8 W/m2K thanks to cutting-edge technology

high quality wooden windows eterno

Outstanding Quality And Durability

Handmade by Italian craftsmen from luxurious PEFC-certified wood. Each frame is structurally built up of multiple timber layers, making the timber windows as strong as steel, while maintaining a low weight and supreme energy efficiency. High security Argon filled double and a warm edge spacer keep the warm in during cold days and keep the heat out during heatwaves.

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!

Enquire today