uPVC Windows
A cost-effective, low-maintenance option that offers excellent thermal efficiency and security.
- Excellent energy efficiency
- Low maintenance
- Wide range of styles & colours
- Great value for money
Premium windows for homes across London & Slough
Stylish, secure and energy efficient windows, expertly supplied and installed by Eurothermal Windows. Choose from uPVC or aluminium with a wide range of styles, colours and glazing options.
Compare your options
Both uPVC and aluminium windows offer excellent performance, security and style. Here's a quick comparison to help you choose the best option for your property.
A cost-effective, low-maintenance option that offers excellent thermal efficiency and security.
A premium, contemporary option with slim sightlines, exceptional durability and a modern look.
Our most popular window styles
From timeless sash windows to contemporary aluminium, our range is designed to enhance the beauty, comfort and energy efficiency of your home.
A versatile and popular choice, casement windows suit all property types and offer excellent security, ventilation and energy efficiency.
Classic styling with modern performance. Our uPVC sash windows replicate traditional design with all the benefits of modern materials.
Offering flexible ventilation and easy cleaning, tilt & turn windows are ideal for modern homes and apartments.
Create more space and natural light with beautiful bay and bow windows, available in uPVC or aluminium.
Performance & peace of mind
Our uPVC and aluminium windows are engineered for superior performance, style and long-term reliability. Enjoy a warmer, quieter and more secure home, all year round.
A+ rated windows to help reduce energy bills.
Multi-point locking and PAS24 options.
Durable, weather-resistant and easy to clean.
Recyclable materials and a lower carbon footprint.
A smarter home for a brighter tomorrow
Personalise your windows
Choose from a wide range of glazing options and colour finishes to complement your home.



See the difference




Trusted by homeowners
“Excellent service from start to finish. Our new windows look fantastic and have made such a difference to our home.”
“Professional, friendly and great quality. The installation team were brilliant and left everything spotless.”
“We’re so pleased with our new windows. Great communication and a very competitive price.”
Local experts you can trust
We supply and install high-quality windows throughout London, Slough and surrounding areas.
Tell us about your project.
We assess your property.
Your windows are made to measure.
By our expert team.
Every window is made-to-measure, so the price depends on size, style and glazing. You’ll receive a free, no-obligation quote with a transparent cost breakdown — and we offer flexible payment options.
We supply and install windows throughout London, Slough and surrounding areas, including Windsor, Maidenhead, Bracknell, Ascot and Gerrards Cross. Get in touch and one of our consultants will arrange a visit.
Once your windows are manufactured, we’ll contact you to arrange a convenient installation date. Our installers work with precision, cleanliness and minimal disruption to your home.
uPVC is a cost-effective, low-maintenance option with excellent thermal efficiency and security. Aluminium is a premium, contemporary option with slim sightlines, exceptional durability and a modern look.
Yes. We provide a full product and installation guarantee, along with a FENSA certificate, and our aftercare team is always on hand.
Yes. Choose from classic white, modern grey and black, woodgrain effects or bespoke RAL colours, with a choice of handles and hardware finishes.
All quotes are free, no obligation and tailored to your home.