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High-quality, affordable UPVC windows throughout Cardiff and South Wales

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UPVC Windows

With several decades’ experience as a leading provider of quality UPVC windows, South Wales Windows & Doors is the first choice for anyone seeking stylish, high-quality, affordable double glazing.

With a wide variety of styles and designs available – and the ability to tailor windows to your taste - we have a window for every property, whether it’s to smarten up the look of your home or to add value to an investment property with energy-efficient double glazing.

We also regularly install UPVC windows for commercial properties throughout South Wales, including schools, hospitals, shops, and even churches. All of our windows provide outstanding thermal and all-weather performance, and are built and installed with security as a priority.

Why Choose Our UPVC Windows?

Throughout their lifetime, our UPVC windows offer exceptional performance due to a series of design innovations. With a tremendous range of options available, we really do have something for all tastes; whether you want a light oak, mahogany, rosewood, or traditional white finish, we can accommodate every preference.
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UPVC Window Gallery

Our UPVC window gallery is home to pictures from a range of different completed projects across Cardiff and South Wales. Here you can see how different products from our UPVC Windows range look once they’ve been installed.

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Other benefits of choosing UPVC Windows from South Wales Windows & Doors are:

Lots of Choice

The variety of UPVC windows we have on offer allows you to achieve whatever look you want. Whether you want to install a beautiful new bay window or add secure tilt and turn windows, we have lots of different UPVC window styles available to make your vision a reality.

Home Visits

One of our highly-trained sales consultants can visit you to discuss your ideas and talk you through all the different UPVC windows options available in the comfort of your own home.

Placing an Order

Placing an order and tracking its progress is simple. Call us any time to check how your UPVC window project is progressing. We maintain a clear and open line of communication throughout.

Installation Day

Our highly-trained and professional craftsmen will arrive on a day of your choice at an agreed time. They’ll work quickly and efficiently to install your new UPVC windows, leaving as little mess as possible.
If you would like any further information regarding our high quality range of UPVC windows for your home in Cardiff or South Wales then please fill in our online enquiry form or call us on 02920813488.
Recommended by our builder. Whole house rebuild/refurb with all new windows and doors. Excellent quality and service. Large aluminium bifold doors are fantastic. Price was very reasonable
Dev Datta

FENSA Registration

We are part of the competent person scheme for the replacement of windows, doors, roof windows and roof lights in the UK.

An Insurance-Backed 10 Year Guarantee

Our guarantee ensures your windows look and work as they should for years after they’re installed.

Free, No-Obligation Quotations

We are happy to discuss your ideas and any of our products to help you make your decision, free of charge. Submit a quote request form online today.

Positive Reviews from Happy Customers

We have received some excellent feedback from our customers, take a look at our testimonials page to find out more.