Sash Window Replacement London

Have your windows reached the end of their lifetime?

Are they rotten, broken, or beyond repair?
Would you like to relax and enjoy the benefits of new windows?

Here at the London Sash Window Company, we are specialists in the repair and replacement of sash windows. We are able to install brand new bespoke sash or casement windows that are in keeping with your home.

All of our windows are made to measure using traditional joinery methods, yet fitted with modern requirements and meet current building regulations.

Using quality materials whether hardwood or treated softwood we provide new windows that reflect the character and look of your original windows, yet are double glazed and fully draught-proofed.

We pay particular attention to all detailing, such as glazing bars and moulding, to ensure your new windows are fully in keeping with your property. Our expert craftsmen have extensive experience working with windows in listed building or conservation areas, so you can be sure we treat your property with the respect it deserves.

All new windows are pre-painted in our own workshop, to ensure the very best finish without the need to involve other tradespeople.

  • Traditional joinery methods
  • Made to measure bespoke joinery
  • Fully draught sealed
  • Fully painted decorated inside and out
  • New window furniture and security locks
  • Compliant with building regulation
  • FENSA certificate once complete
  • Insurance backed guarantee

For more information about replacement sash windows, simply give us a call on 020 8017 1632 or book a free, no obligation survey & quote using the form on this page.


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Revamping the Charm of Your Abode

Often, the essence of a home is embedded in its finer details. Sash windows, symbolic of rich architectural history, significantly contribute to this charm. But with time, even these age-old beauties may need replacement.

Fear not, for The London Sash Window Company excels in the art of sash window replacement. London, known for its architectural elegance, houses numerous homes where our expert team have restored the magic of timeless sash windows. Let us do the same for you. Get in touch with us today to talk about your requirements for beautiful sash window replacements.

Preserving Authenticity with Modern Touch

A key concern during window replacement is maintaining the home’s original character. Here, The London Sash Window Company shines through. Be it hardwood or treated softwood, the material selection ensures a perfect replica of your original windows.

The intricate details, the glazing bars, the mouldings—each aspect receives careful attention. The new windows, while reflecting the aesthetic appeal of the past, also meet current building regulations and feature modern improvements like double glazing and draught-proofing.

The Double Glazing Advantage

Your replacement sash windows, expertly installed by our skilled craftsmen, present an amalgamation of tradition and innovation. The double glazing feature not only enhances the overall thermal insulation but also helps in significant energy saving, making your home snug and cosy during the colder months. Additionally, it provides superior noise reduction, enabling you to enjoy serenity amidst bustling city life.

Seamless Execution and Finishing

At The London Sash Window Company, we pride ourselves on flawless execution, from the initial design stage to the final installation. What’s more, the pre-painting of your new windows is carried out in-house, guaranteeing the best finish without the need for external tradespeople.

The outcome? A beautifully crafted, fully decorated sash window inside and out, complete with new window furniture and security locks.

The Assurances We Provide

Quality and customer satisfaction hold supreme importance in all our endeavours. In line with this, our sash window replacement service comes with an insurance-backed guarantee. Moreover, upon completion of the window installation, a FENSA certificate is provided as a mark of regulatory compliance.

Talk to the Experts Today

If you’re on the lookout for sash window replacement in London, look no further. Discuss your requirements with the specialists at The London Sash Window Company. Call us or book a free, no-obligation survey & quote. We are eager to restore the charm of your home while providing the comfort and benefits of modern sash windows.

Book a FREE Survey & Quote with
London’s #1 Sash Window Specialist.

Give us a call now on
020 8017 1632

Certified & Guaranteed

Giving you peace of mind

Since 2002 replacement windows are governed by strict building regulations. We will ensure that all relevant building regulations are met. Once an installation is complete clients are provided with a FENSA certificate to confirm the regulations have been met. Should you decide to sell your property confirmation that building regulations have been meet will be required by your solicitor in the form of a FENSA certificate.

All replacement windows are fully guaranteed. This is our own guarantee, which is then further endorsed by a Lloyds of London insurance backed guarantee.


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Book a FREE Survey & Quote with
London’s #1 Sash Window Specialist.

Give us a call now on
020 8017 1632

See What Our Clients Say…

“Truly exceptional work. An outstanding carpenter and decorator with an extremely high quality finish – his work is faultless. In addition he is very clean and tidy. I would like him to replace more of my windows. Thank you to the fitter – you worked long hours and were very dedicated – I am delighted.”

Adrian Darlow, Bayswater

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