Bespoke windows & doors

Extraordinary windows for bold spaces.

eterno window experts at work

Your trusted glazing solutions partner

At Eterno we believe that high-performance windows crafted from long-lasting sustainable materials should be the focal point of modern home design.

We know choosing the right glazing solution for your project is not easy, so we’re here to help every step of the way. You can sit back and relax while we take care of all stages of the project, from the initial bespoke design and quote, to shop drawings and installation.

We’re here to turn your bold vision into reality!

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

ultra slim sliding window doors

Elevating your projects

At Eterno, we are passionate about delivering glazing solutions that not only enhance the beauty of a space but also provide exceptional performance and energy efficiency. Our mission is to bring you innovative glazing that combines cutting-edge technology with timeless aesthetics, making your home more efficient, comfortable, and visually stunning.

Our commitment to quality means that each of our supply partners is crafting high quality products from durable, eco-friendly materials that stand the test of time, reducing environmental impact and supporting sustainable building practices.

Explore our range
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

Read Our Reviews

Let’s talk about your project

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

Enquire today