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We have a decade of experience installing quality home improvements in the South and across the M4 corridor. It’s highly likely that we’ve worked on a house near you! With a huge range of windows, doors, conservatories and more, you’re sure to find what you’re looking for with us.

Why choose Emerald Windows?

At Emerald Windows and Doors, we pride ourselves on being able to provide a selection of exceptional quality products at an extremely high standard, making us one of the best home improvement companies in the South West you can find. We also supply A+ rated window and door products as standard to ensure that your home offers the best security, performance, and energy efficiency as possible.

High standards of quality

FENSA & CPA accredited, assuring high standards of quality & service

10-year guarantee

Affordably priced, high quality products all covered by a generous 10-year guarantee

Family run

Family-run business to give all homeowners that personal & friendly touch

BER & BFRC criteria

All double glazed windows meet with BER & BFRC criteria

Aftercare repair service

Aftercare repair service for any product installed by us

Highly trained

Team of impartial and highly trained fitters with in-depth product knowledge

The Number 1 Window Fitters in Swindon

Emerald Windows are experienced installers of high quality windows, doors, conservatories, and conservatory roof replacements. Capable of improving properties across Swindon, Reading, Bath, Bristol, Marlborough, Melksham, Cheltenham, Gloucestershire and Oxford, we have been in operation since 2004. In fact, we have recently been named the top window fitters in Swindon by Three Best Rated

Whether you’re looking for a new front door, a beautiful conservatory, or a houseful of replacement windows, we offer a plethora of high quality home improvement products. We can offer you a comprehensive quote which covers our supply, fit and aftercare service.

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Family-run home improvement specialists in Wiltshire & beyond

As a family-owned, family-run company, we are able to provide a friendly and personal touch to any project we undertake, treating your property and garden no differently than how we’d treat our own.

We never employ pushy, high-pressure salesmen. Instead, you will always deal with us directly, and we’ll always visit you personally to discuss your desired project.

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Double glazing Swindon | Experienced industry professionals

Our managing director Martin has been operating within the home improvement industry since 1998, providing double glazing to the people of Southern Ireland, before setting up Emerald Windows here in Britain in 2004.

From here, we’ve grown into one of Swindon’s most popular and appreciated home improvement installers thanks to our acute focus on providing high quality products to the people of Bristol, Reading, Oxford, Bath, and of course, Swindon.

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Three Best Rated top window fitter in Swindon

Fully Accredited

A company that you can rely on

We know how hard it can be choosing a reliable double glazing installer – a decision that is made much trickier if you are parting with a substantial amount of money. Fortunately, Emerald are trustworthy and will never use a hard sales approach, so you can feel at ease when welcoming us into your home. Here at Emerald, we are a FENSA registered company, and are members of both the GGF and CPA, which gives our customers that extra peace of mind.


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Areas we serve

Swindon-based family run double glazing installers

With a head office in Swindon, a short trip from the motorway, we are ideally located to offer our services across Wiltshire, Reading, Bath, Bristol, Marlborough, Berkshire, Gloucestershire, Oxfordshire, and other surrounding locations.

Emerald provide and install home improvements in all materials – uPVC, aluminium and traditional timber. No matter what material you choose, you can be sure we’ll provide you consistent quality – our work is always finished to the highest standards, whether you’re installing 2 windows or 20!

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What our customers are saying

We pride ourselves on the hundreds of customer reviews that we have collected over our many years of trading. Why not read some of our testimonials yourself, and see how our customers have rated their experience with our service.

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Replacing patio door with a window

Emerald windows were brilliant. The patio door was removed and replaced with a window. All work was carried out from bricking up the outside to plastering the inside. Great work...

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Lesley B

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Local Family Friendly Company

We worried about choosing a window company. We looked at all the usual national firms but we preferred the feel of a smaller local family run business as the rep...

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Stephanie C

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Very Pleased

Very pleased with the whole process from Mark letting us see and touch the product in the showroom in Swindon (many don't!), to a transparent price breakdown, no "buy now...

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Casey Collins

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Highly Recommended

Highly recommend Emerald Windows and Doors; new Front and back doors fitted yesterday. Cannot praise Mark the Fitter enough, courteous, friendly and very helpful. Top job with attention to detail...

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Michelle Webb

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Emerald Windows – A Quality Product

Emerald windows have just installed a new composite front door to our property. We are very pleased with the product and the installers were polite, professional and have carried out...

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Richard K

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