Aluminium Bifold Doors Cardiff

Double Glazing Swansea

Reliable double glazing specialists covering Swansea and South Wales

Looking to upgrade your windows, doors, shutters, or blinds with energy-efficient double glazing? Swansea homeowners trust BWM Windows for expert installation, honest advice, a friendly team, and results that stand the test of time. All of our products are manufactured on-site to ensure the highest quality and allow for full customisation. We provide a comprehensive service from manufacture to installation, supplying quality products directly to our customers.

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Improve Your Swansea Home with Our Double Glazing Know-How

Choosing the right double glazing company makes all the difference. At BWM, all work is carried out by our own fully qualified, highly skilled, and dedicated team, so your home is in safe hands from the start. Every installation is handled by our experienced fitters, ensuring precision, efficiency, and reliability.

We partner exclusively with trusted manufacturers known for quality products and energy-efficient solutions, providing a complete range of glazing services tailored to your needs. Whether you’re installing new windows, doors, or conservatories, or upgrading your existing uPVC windows, we deliver quality services designed to enhance your home.

Our double glazing uses high-quality, energy-efficient glass designed to improve insulation and reduce noise. Our comprehensive service includes tailored advice, precise measurement, expert installation, and thorough aftercare. We also offer repairs for any window and door issues, ensuring long-term performance and customer satisfaction.

Our double glazing helps you:

  • Improve your home’s energy efficiency and reduce heat loss
  • Enhance security with multi-point locking systems
  • Cut down on outside noise
  • Reduce condensation
  • Update your property with a stylish, low-maintenance finish
  • Achieve a comfortable, modern look that suits your home’s style

We take great pride in every job, ensuring attention to detail and lasting satisfaction.

Lots to Choose From

We offer an extensive range of windows, doors, shutters, and blinds to suit every Swansea home — from classic to contemporary.

Popular window options include:

  • Aluminium
  • Casement
  • Flush casement
  • Sash
  • Tilt and turn
  • Victorian-style windows and conservatories for a traditional, decorative look

Our doors range includes:

  • Bifold
  • Entrance
  • French
  • Sliding
  • uPVC doors

Our range includes stylish French doors that enhance both the appearance and security of your home, as well as durable and secure composite doors designed to perfectly complement your new double glazing. For those seeking a classic look, our traditional doors add a refined touch of elegance and craftsmanship to your entrance. In addition, we offer conservatories featuring a variety of roof styles and glazing options, allowing you to tailor your space to your personal preferences.

Whether you’re replacing a single window or undertaking a full renovation, our expert team will help you select the ideal windows, doors, shutters, or blinds to suit your property, style, and budget.

Our range of windows includes:

Sash windows Cardiff

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uPVC Windows

uPVC Windows are one of the most popular styles that we offer and will provide multiple benefits to you and your home. Our Swansea customers can choose from a variety of uPVC windows, such as casement windows, tilt and turn windows, flush casement windows and sash windows.. We used only the best uPVC systems, meaning you are guaranteed to get a premium quality product from us.

This type of double glazed window (available in triple glazing) is A+ energy efficient, so not only will the heat stay in your home for longer and cold air out, but you will start saving money on your energy bills. The uPVC window also provides a secure investment as we install a top-quality locking mechanism so that unwanted visitors should not be able to break into your Swansea home. Our uPVC windows are so secure that they have been awarded the Secured by Design accreditation.

Double Casement Windows Cardiff

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Flush Sash Windows

Flush Windows are an exciting new product that offers all the benefits of uPVC yet is designed to replicate the style and appearance of an old timber window. It is made from uPVC for low maintenance, meaning your home will improve its insulation and thermal efficiency, with the double glazing or triple glazing options coming in at A-rated. They also add more security to your Swansea home thanks to the multi-point locking system

Double Glazing Flush Windows Swansea

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Sash Windows

Our sash windows are ideal for adding an authentic and traditional look to your Swansea home. This type of window is suitable for buildings in conservation areas and add elegance. Our uPVC sash window are made using the number one uPVC system in the UK, designed to replicate the authentic look of a classic timber sash window but offering all the benefits of the latest technology. They are also easy to clean thanks to the panes tilting inwards.

Aluminium Double Glazing Windows Swansea

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Aluminium Windows

Aluminium windows are fast becoming the popular choice for many homes in Swansea. This type of double glazing is substantially more durable when compared to uPVC. Aluminium adds strength, allowing for slimmer frames and larger glass sections, reducing sight-lines whilst improving the aesthetics and views for a room. With a huge range of colours to choose from, you will also start to save money thanks to its thermal efficiency.

Double Glazing Window Styles in Swansea

Get a Double Glazing Quote Today

Get a bespoke Double Glazing Quote for your Swansea home today. You can click the button below, use our online contact form or call us on 01443 844 240.

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Why Choose Us for Double Glazing in Swansea

  • Over 34 years of experience in the glazing industry
  • Local, family-run business with a reputation for quality and great pride in our work
  • Fully qualified in-house installers delivering reliable, efficient installation
  • Products supplied by trusted manufacturers offering quality services and materials
  • Honest advice, affordable prices, and no hard sell
  • All services clearly priced, with detailed invoices for full transparency
  • Committed to supporting customers with future upgrades or projects
  • A clear mission to deliver lasting value with every job
  • Trusted by thousands of customers across Swansea and South Wales
  • A company built on trust, service, and integrity

Our Commitment to Product Quality

Quality is at the heart of everything we do. We take great pride in supplying and installing only the best double glazing across Swansea and South Wales. Our products are manufactured using the latest technology and premium materials, ensuring they deliver outstanding performance, energy efficiency, and long-lasting durability.

Whether you’re upgrading your windows, doors, or adding a conservatory, you can trust that every product we provide meets rigorous quality standards. Our range includes advanced glazing options to maximise insulation and reduce noise, helping you create a more comfortable and efficient home. We stand behind our work with comprehensive guarantees, so you can invest in your property with complete peace of mind.

Professional Installation and Fitting

Our installation service is carried out by our own fully qualified team—never subcontractors—so you can be confident in the quality and consistency of our work.

We understand that every home is unique, which is why our installers take the time to assess your requirements and provide a tailored solution. Our friendly team works efficiently and respectfully, minimising disruption and keeping you informed throughout the process. From the initial measurement to the final checks, we ensure your installation is completed to the highest standard, providing you with a seamless and stress-free experience.

Casement Window Prices Cardiff

Get a Double Glazing Door Quote

Get a quote for double glazed doors in your Swansea home. Click to start your quote today.

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Get a Double Glazing Quote Today

If you’re planning to improve your home, we’re ready to help. Whether you’re installing new windows or upgrading existing uPVC windows, our expert team provides a seamless, stress-free service from start to finish.

  • Clear, written no-obligation quotation — a genuine free quote with no hidden costs
  • No pushy sales — just honest recommendations at a fair price
  • Professional installation by our own expert team

Call us today on 01443 844 240, fill out our online contact form, or request your bespoke double glazing quote for your Swansea home.

Take a Tour of Our Showroom

Double Glazing Prices Swansea

We believe in offering transparent, competitive pricing with no hidden fees. The cost of your new double glazing will depend on:

  • The number and size of windows or doors
  • Materials, colours, and styles you choose
  • Glazing options and any custom features

Every installation includes:

  • Friendly advice from experienced professionals in the industry
  • Made-to-measure, energy-efficient products
  • Complete installation by our in-house team
  • Guarantees for both product and workmanship

Whether you’re updating a single room or upgrading your entire property, we’ll help you make the right choice for your needs and budget.

What Our Customers Say

“Very impressed! We are so impressed with BWM! They fitted four grey aluminium windows and a set of five-door bifolds in two days with minimal fuss and were very tidy. We love the products, which were beautifully fitted and finished by a friendly team, although Nick’s singing was a bit questionable. Thanks for a great job!”
— Rachel, December 2021

“New Front Door / Solidor. We ordered a new front door and are super pleased with the end result. Customer service was excellent and the installation went smoothly. I would highly recommend BWM for the all-round service, great product and aftercare.”
— Robbie Jones, March 2021

“Really great service. Really great service, from sales, architect and installers. Would highly recommend and use again on other projects.”
— Karen Wolliner, February 2021

Our commitment to quality, reliability, and friendly service has helped us build lasting relationships with our customers. We look forward to providing the same high standard of service and attention to detail for your next project.

Frequently Asked Questions

How long does it take to install double glazing?
Most installations are completed in one to two days, depending on the size and layout of your property.

Do I need planning permission to replace my windows?
Not usually. Most modern upgrades fall under permitted development. If you live in a conservation area or listed building, we’ll advise you on the correct process.

Are your windows and doors guaranteed?
Yes — all our products come with a manufacturer’s warranty, and our work is backed by a full installation guarantee for peace of mind.

Can I visit your showroom before deciding?
Yes. You’re welcome to explore our range in person and talk to our team about your project.

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