About Us

Double glazing experts serving Sheerness, Sittingbourne and Rainham

Established in 1986, Finesse Windows & Conservatories have been enhancing homes for over three decades. Our teams of experts have built up a reputation for quality service - cementing our position as one of the leading manufacturers and installers of uPVC windows, doors and conservatories across Kent, Sittingbourne, Maidstone, Gillingham and the surrounding areas.

At Finesse, we always prioritise the satisfaction of our customers, and make it our duty to combine fantastic service with the latest home improvements. No matter the demands or size of the project, the quality of our work will never be compromised.

Helping to guarantee quality with every project is our team of dedicated staff - many of whom have been with the company for over 20 years. Each individual is fully trained and has a minimum of 10 years' experience - factors that combine to offer seamless home improvements, every time.

Why choose Finesse?

  • Founded in 1986 - meaning over 30 years’ experience in the home improvement industry
  • Each member of staff has at least 20 years' of experience - meaning experts you can trust
  • Extensive range of high quality windows, doors & conservatories
  • FENSA accredited to assure a high standard of quality service
  • No-obligation quotes and payment only taken when you are 100% happy
  • Affordably priced, high quality products with a 10-year guarantee
  • All staff are well experienced at what they do and the services they provide
  • A+ rated products for exceptional performance and energy efficiency
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Fully accredited for your peace of mind

We are a company that you can trust – but don’t just take our word for it! We are fully FENSA and MTC accredited, meaning we meet industry standards for the replacement of windows and doors.

Opting for any product from us also means that you can expect a pressure free, no obligation quote as well as a 10 year guarantee for our products and services. To further ensure you have peace of mind, our full-service aftercare team can aid you in the unlikely event that anything goes wrong.

Striving for 100% satisfaction

We are so confident in the quality of of products and service that we will only ask for payment once you are 100% satisfied with your home improvement installation.

Even before the installation begins, we are proud to offer a no-obligation quote process and 10 year guarantees for all of our products. Not only that, but thanks to a full aftercare service, you can be rest assured that we will correct any issues in the unlikely event that anything goes wrong.

All of these factors combined mean investing in our service and products can be a stress and worry free process.


“Could not fault the workman nothing was too much trouble. Clean, efficient, tidy and cleaned up behind himself. More than satisfied. Will use them again.”

“Excellent from sales to fitting we just had out house painted and they made no mess or damage to paint work, competitive prices and outstanding customer service.”

“Excellent , from start to finish, good time keeping , clean work, everything taken away, payment in full only when happy.”

“Excellent service from start to finish. Top notch workmen and workmanship. Would highly recommend this company.”

“First class service, workmen and workmanship were perfect, they even returned to replace the glass at the front of the house, as the fitter noticed it was the wrong glass. Highly recommended.”

Leading installer across Maidstone, Kent, Sittingbourne, Rainham, Gillingham, Faversham, Medway, Chatham and surrounding areas

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