Replacement Windows

If you’re looking for bespoke replacement windows in UPVC or Aluminium, UK based double & triple glazing manufacturers and installers Hazlemere carefully design all our windows specifically to your requirements. We manufacture all our thermally efficient energy rated replacement windows to the highest possible standards ensuring our range of aluminium windows, sash windows and double glazed UPVC windows will be sure to transform your home - whether you are looking for windows with traditional good looks or a more contemporary or unusual appearance.

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About our windows and doors

Understanding that choosing replacement windows is a big decision, we do everything we can to help it be as easy as possible. Watch our video and discover all the features and benefits of our fabulous range.


View our range of window designs


Find out more about our window materials


Find out more about our glazing options


Make your house a home! Let Hazlemere take care of it for you – get in touch with us today and see how we can help.

Get a free quote

or call us today on 08000 825 825.

Customer Reviews

Excellent service and installation.


Windows & Doors Burnham
David Haswell – 20th Sep 2019

Overall good job done. Very pleased with installation teams.


Windows & Doors High Wycombe
Paul Nutkins – 30th Aug 2019

Excellent service and installation.


Windows & Doors High Wycombe
Mrs Sally Hinmarch – 19th Aug 2019

From start with Sean Williams to the finish, everything they said they would do - they did. Would highly recommend.


Windows & Doors High Wycombe
Richard and Pam Mcmanus – 12th Aug 2019

Windows & Doors High Wycombe
Sarah Louise Duggan – 12th Aug 2019

Conservatory / Orangery Chesham
Angela Bishop – 2nd Aug 2019

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© 2019 Hazlemere Window Company Ltd.

Credit is subject to status and affordability. Terms and conditions apply. Finance on windows & doors is available to a maximum loan value of £50,000 with zero deposit. Finance on conservatories is available to a maximum loan value of £30,000 with a 15% deposit. £1,000 minimum order value applies to all finance options. Authorised and regulated by the Financial Conduct Authority. Hazlemere Window Company Limited at Cressex Business Park, Wellington Road, High Wycombe, Buckinghamshire HP12 3PR (Financial Services Registered No. 796507) is a credit broker and is authorised and regulated by the Financial Conduct Authority. Credit provided by Hitachi Personal Finance, a trading style of Hitachi Capital (UK) PLC, authorised and regulated by the Financial Conduct Authority (Registered No. 704348).