The Specialist in Traditional Sash Windows is a FENSA Registered Company.

For timelessly beautiful traditional sash windows

Bespoke, high-quality window and door specialists serving London, Surrey and the South of England

The Specialist in Traditional Sash Windows

London, Surrey and the South of England

From our Guildford workshop and window showroom, Sash Window Specialists have been operating and delighting customers all over Surrey, London and beyond since 1999. We pride ourselves on our bespoke window services, quality of workmanship and careful installation, as well as dedicated aftercare.

Our fully employed, experienced window and door fitters endeavour to serve as much of the South of England and surrounding counties as possible, including Central London, South London, South West London, West London, Surrey, Berkshire, Kent, Hampshire, Middlesex and Sussex. Please see the areas we serve for further location details.

For as long as we’ve been trading we have been providing installation, replacement and double-glazing services for Sash Windows, Casement Windows, Bi-Folding Doors, French Doors Front and Back Doors.

Request a free, no obligation quote for your property using our quick enquiry form.

Request a FREE Quote

Complete the form below for a free, no obligation quote.

We’ll call you back within two working days.


0800 389 73 84

"6 weeks after the work was completed I wished I'd had it done 10 years ago. Looks good and job well done."

Customer in London, May 2019

Our Specialist Installation & Draught Excluding Expertise

Sash Windows

Sash Windows

Vertical sliding sash windows are traditional of period homes and add elegance and splendour to any property.

Casement Windows

Casement Windows

One of the most popular window styles in the UK, casement windows open from hinges. They are versatile, economical and efficient.

Bi-folding Doors

Bi-folding Doors

Bi-fold doors slide open and are made from a series of panels that fold up against a wall. They are stylish space dividers both inside and outside the home.

French Doors

French Doors

French doors are glass doors that open outwards on a hinge, allowing the flow of natural light into your home.

Single Doors

Single Doors

We manufacture and install bespoke single doors, perfect for front doors and finished with our quality range of door furniture and locks.

Accoya Timber

Accoya Timber

We use accoya as our preferred material for window and door frames, because it is beautiful, natural, durable and strong.

What makes us special?

Guaranteed no-fuss after-sales service

We want you to be over the moon with your new windows or doors and our promise is simple. If there is something you are not happy with, no matter how small, we will come back and fix it, no quibbles.

Over 200 years of collective experience

Our company has been designing, manufacturing and fitting Sash Windows, Casement Windows, French and Bi-Folding Doors, as well as Traditional Front Doors and Back Doors, for over 20 years, so you are in great hands.

Bespoke, tailored service to your needs & specifications

Every element of the finished product is based on your exact desires, from the glazing to window furniture to the architraves used.

Your work is NEVER subcontracted - it’s all us

Unlike many other companies, we manufacture our windows and doors in our purpose-built, state-of-the-art Guildford workshop, an then our own full-time fitters will install them.

We supply, install and upgrade windows and doors to London & the South-East of England

Though our workshop and showroom are based in Guildford, Surrey, we endeavour to serve as much of the Surrey-East of England, including London, Surrey, Berkshire, Essex, Hampshire, Kent & Sussex.

Case Study:

7-part bi-folding door set for Painshill

The Specialist in Traditional Sash Windows installed new bi-folding doors to fully open up the entire rear of Mr Hamilton’s Tea Room so customers could enjoy the idyllic views of Painshill Park.


0800 389 7384

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