High Performance Double Glazed Windows

Upgrade the style and performance of your whole house by upgrading those tired windows to our sleek, stylish and highly insulating double glazed windows! Whether you choose our aluminium sash windows or our flush casement uPVC windows – you’ll be amazed by how much it boosts the appearance! You can get a quick quote now using the instant quote form, or if you have any questions, feel free to get in touch with our expert and experienced team to find out more!

Wide Range of Styles
10-Year Guarantee
Energy Efficient
Instant Aesthetic Boost

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Key Features

Fully Accredited

You need to be sure that you’re using a home improvements company you can rely on. That’s why we hold a wide range of accreditations, to give you peace of mind!

Finance Options

Don’t stress about delaying the start of your window upgrades! Thanks to our financing options, you can get the new windows you want, with a payment schedule that works for you.

10 Year Guarantee

You want to know that any upgrades you make to your home will last, so we offer a 10 year guarantee to assure you that we’ll be there in the unlikely event that something does go wrong.

Free Home Visits

Don’t get caught out paying for a quote! We offer free home visits so that we can provide comprehensive and completely free quotes to all of our potential customers!

Thermally Efficient Double Glazed Windows

When choosing new double glazing, consider factors such as energy efficiency, security, and aesthetics. But no matter which style you go for, you’ll still be getting all the amazing thermal benefits of our high-performance designs! Every window we install is double glazed as standard and will provide exceptional insulation to your home.

Because our new double glazing can effectively control heat movement, you’ll find that your home can maintain a more comfortable and consistent temperature all year round, without requiring you to depend too heavily on your central heating.

Double glazed window prices can vary, but the long-term savings on energy bills make them a cost-effective choice. Getting your free double glazing quote is easy and can help you understand the potential costs and savings. Did you know we also offer secondary glazing and triple glazing?

Wide Range of Window Styles

We offer a wide range of window shapes and styles, so you can be sure to find something that perfectly complements your home. From heritage aluminium windows that bring a timeless charm to modern homes, to sleek flush windows for a clean, contemporary look, there’s something to suit every taste. We also provide aluminium double glazed windows in various styles, including casement windows, sash windows, tilt and turn windows, and uPVC sliding sash windows, you’ll be spoilt for choice when selecting your home’s new double glazed windows!

Our casement window installation services ensure a perfect fit and finish, while our expert sash replacement options restore the elegance and functionality of older properties. New uPVC windows offer the latest in window technology, delivering superior performance, energy efficiency, and aesthetics. Replacement windows are a smart choice when your existing windows are past their best, and modern double glazing will provide long-lasting comfort and excellent thermal performance.

Customise Your Windows

Our range of window styles are available to customise to your personal preference, making them the best double glazed windows around. Whether that’s material, colour and size, we have the customisation for you.

Our aluminium double glazed windows are available in our strong and durable material, giving you the choice of our large range of colours to customise for the aluminium frames.

Alternatively, we offer modern uPVC in our window range. Replacement double glazing can enhance the style of your home, from double glazed sash windows, bay windows and flush casement windows, we have every style for you to customise and make your own. We even offer customers the option of upgrading to triple glazing for homeowners wanting to maximise their homes performance. Get your double glazed window price today by using our quoting form above!

Replace Your Worn Windows Today

If you’re noticing draughts, rising energy bills, or worn-out frames, it might be time to consider replacement windows for your home. Upgrading to replacement uPVC windows or choosing a window sash replacement can dramatically improve your home’s energy efficiency, comfort, and overall appearance. Whether you need a full sash replacement or simply want to upgrade to modern double glazing, finding trustworthy window installers near you is essential. While the cost of window replacements or the price of new windows may seem like a significant investment, the long-term savings on energy bills and reduced maintenance make it a smart choice. At Britannia Windows we offer flexible finance options that can help you plan your budget with confidence and take the next step toward a more efficient, comfortable home.

Double Glazed Window Prices

At Britannia Windows, we are your local double glazing company. If you are looking for uPVC windows cost, use the instant form at the top of the page to get a fast, free double glazed window quote tailored to your specifications, with zero obligations to buy! You’re just a few clicks away from the start of your journey to higher-performing, stylish windows for your home!

From uPVC double glazed windows to specific designs like; flush casement windows, classic casement windows, double glazed sash windows, tilt and turn windows and even triple glazing- we have something for everyone! Is uPVC not your style? We have plenty of aluminium window options to offer!

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High Performance Double Glazed Windows

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Key Features

Fully Accredited

Finance Options

10 Year Guarantee

Free Home Visits

Thermally Efficient Double Glazed Windows

Wide Range of Window Styles

Customise Your Windows

Replace Your Worn Windows Today

Double Glazed Window Prices

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High Performance Double Glazed Windows

How Many Windows Are You Looking For?

One

Two

Three

Several

What is the timescale for your project?

ASAP

1-3 Months

4-6 Months

6+ Months

Enter Your Postcode

Checking Your Postcode

Thanks! Please Enter Your Contact Information

Thank you for enquiring with Britannia Windows

Key Features

Fully Accredited

Finance Options

10 Year Guarantee

Free Home Visits

Thermally Efficient Double Glazed Windows

Wide Range of Window Styles

Customise Your Windows

Replace Your Worn Windows Today

Double Glazed Window Prices

Online

In Store

At Home

WhatsApp