New Timber Sash Windows for Homes in London and Surrey

We design, supply and install bespoke double glazed timber sash windows for period homes across London and Surrey. Our windows retain traditional proportions and detailing while providing modern warmth, security and noise reduction.

NEW SASH WINDOWS BY NOVELLS

Traditional Timber Sash Windows with Modern Performance

We design and install bespoke wooden sash windows that preserve the proportions and detailing of period properties while improving warmth, security and sound insulation. Every window is double glazed, made to suit the property and carefully fitted by our experienced team.

Bespoke wooden sash windows designed for period properties
Double glazing for improved warmth and noise reduction
Careful installation by an experienced team
Trusted for more than 20 years

Expertise you can rely on

Over 20 Years of Sash Window Experience

Novells is a family run business with more than 20 years of experience improving and replacing sash windows in period properties across London and Surrey.

FENSA Registered

As a FENSA registered installer, we ensure our replacement window installations comply with the relevant Building Regulations and provide the appropriate certification when work is completed.

Experience with Period Properties

We have completed thousands of sash window projects in Georgian, Victorian and Edwardian homes.

Trusted by Recognised Clients

Our previous clients include the V&A Museum and Vivienne Westwood.

Customer Reviews

What Our Customers Say About Novells

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Novells are proud of their 4.9/5 star reviews on Google.

Replacement, refurbishment or repair

Could New Sash Windows Improve Your Home?

New sash windows may be worth considering if your existing windows are draughty, difficult to operate, affected by decay or allowing excessive noise into your home. Modern double glazing can improve warmth, security and everyday comfort while retaining the traditional appearance of the property.

Not every problem requires a new window. Where the original frames and sashes remain in suitable condition, refurbishment or a straightforward sash cord replacement may be all that is needed to restore smooth and safe operation. We assess each property individually and explain the available options before recommending any work.

How We Work

From Initial Survey to Installation

We make replacing your sash windows straightforward, with clear advice and careful planning at every stage.

1
Arrange a Home Survey
We visit your property to assess the existing windows, understand what you would like to improve and discuss the most suitable options.
2
Receive a Detailed Quotation
We provide clear recommendations covering the window design, glazing, finishes, installation and cost.
3
Your New Windows Are Installed
Our experienced team installs your new sash windows with care, protects your home while working and provides the appropriate FENSA certification when the project is complete.

How We Work

Recent Sash Window Projects in London and Surrey

Explore recent Novells projects and see how we have improved the warmth, appearance and performance of sash windows in period homes across London and Surrey.

Chealsea Hobury Street Sign
Semple Landing
Novells Clapham Project 04

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Planning a Sash Window Project?

We would be pleased to discuss your property, assess your existing windows and explain the options available.