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uPVC Windows

uPVC windows offer a variety of benefits, from superior energy efficiency to enhanced security, making them an ideal choice for homeowners. If you're looking to upgrade your windows, why not boost the appeal and value of your home today, with our array of uPVC windows!

  • Double Glazed As Standard
  • Advanced Security
  • Energy Efficient
  • Aesthetic Appeal
  • 10-Year Guarantee
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1

What Products Are You Looking For?

uPVC Casement Windows
uPVC Sash Windows
uPVC French Windows
Considering All Options

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1-3 Months
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6+ Months

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Thank you for enquiring with Britannia Windows

The team at Britannia Windows appreciate you taking the time to contact us. One of our friendly and knowledgable advisors will be in touch with you as soon as possible to provide our very best quote.

We look forward to speaking to you soon,

The Britannia Windows team.

Key Features

Advanced Security

Our uPVC windows are known for their excellent security features, fitted with multi-point locking systems to make them highly secure and resistant to a forced entry.

Finance Options

We understand that investing in new windows can be a significant expense. Which is why we offer various finance options to make our uPVC windows more affordable for our customers.

10 Year Guarantee

Here at Britannia Windows, we offer a 10-year guarantee on all our windows, providing you peace of mind that your investment is protected.

Free Home Visits

We offer a home visit service to assess your needs and provide a bespoke quote for your new uPVC windows. Our experts will guide you through the various options available and help you choose the best windows for your home.

uPVC sash windows cost

Thermally Efficient uPVC Windows

Our uPVC double glazed windows boast excellent thermal insulation properties, helping to keep your home cosy in the winter and cool in the summer. Compared to other window materials, uPVC is far superior in creating a more comfortable and cost effective living environment.

With a reputation for quality and excellent customer service, Britannia Windows are a trusted choice for homeowners looking to install uPVC windows in their homes. Our team of professionals will work around your schedule to install your new windows efficiently and precisely to ensure the product’s optimal performance and longevity.

Additionally, we can design your windows bespoke to guarantee the perfect fit, which could boost your home’s thermal performance or upgrade your windows to triple glazing for an additional layer of protection.

uPVC casement windows

Secure & Durable uPVC Windows

Our selection of uPVC windows are designed to offer your home excellent protection against potential intruders, constructed to be incredibly robust, making them difficult to break or damage. All our windows come with multi-point locking systems, providing an additional layer of security for your homes

Renowned for their durability, our uPVC windows are resistant to weathering, corrosion, and rot, making them an excellent choice for any home or business. These uPVC windows are designed to have an extensive lifespan, requiring minimal maintenance to keep them performing and looking as good as new for years to come. 

heritage uPVC windows

Why Choose Britannia Windows?

We offer an extensive range of uPVC window styles and designs to significantly enhance the overall look of your home. At Britannia Windows, we offer a variety of colours and finishes to help you select a design that enhances your home’s architecture and decor. These windows not only transform the appearance of your property but can also increase its value, making them a worthwhile investment.

If you’re contemplating upgrading your windows, our replacement uPVC windows are made to last for many years without needing to be replaced, making them a cost-effective choice for homeowners. They require very little maintenance, only needing to be cleaned occasionally to keep them looking fresh.

Whether you’re after the traditional charm of uPVC sash windows or want to add a touch of elegance to your home with modern flush uPVC windows, there’s something for everyone. Contact our team today using our online form above to receive a personalised estimate for your home!

uPVC Window Prices

If you’re considering transforming your home by buying uPVC windows, don’t hesitate to contact us today. With their excellent durability, energy efficiency, and advanced security features, they are an investment worth making.

For your new uPVC windows cost or double glazed window prices, use our online quoting form above to receive an estimate for your home today. 

Get A Free Quote

© 2025 Britannia Windows (UK) Ltd. All rights reserved

Credit is subject to status and affordability. Terms and conditions apply. Authorised and regulated by the Financial Conduct Authority. Network Britannia Windows Limited FCA Register no. 738269 trading as Britannia Windows Bognor, Britannia Windows Bristol, Britannia Windows Eastleigh is an appointed representative of Ffenestri Limited FCA Register no. 716352 Kimberley Road, Clevedon, Somerset, BS21 6QJ is a credit broker, not the lender. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC. Authorised and Regulated by the Financial Conduct Authority.