Call us now for a free survey on 020 8397 8666

By marrying classic design with cutting-edge technology, we offer you windows that not only preserve your home’s character but significantly enhance its performance. We also recognise that each property requires a tailored solution. That’s why we’ve developed a range of sash windows that cater to the diverse needs of homeowners in London and the South East.

With quality backed by a minimum 10-year warranty and over 15 years of experience, you can feel confident that our windows will be made to suit your home. Browse our selection, read our Google reviews for what our customers have had to say, or call us for a free quote.

 

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What Types of Sash Window Do We Sell?

Our collection includes both traditional timber and modern uPVC options, each crafted with the same attention to detail and commitment to quality.

Timber Sash Windows

Crafted from sustainably sourced, FSC-certified wood, these windows offer unparalleled beauty and a high performance.

Heritage Timber Collection: Designed specifically as replacement windows for listed buildings and conservation areas, these feature exquisite details like run-through glazing bars and decorative mouldings. Available with slim 14mm double glazing or 8mm vacuum glass, they meet the most stringent conservation requirements while offering superior thermal and acoustic performance.

Traditional Timber Range: Perfect for period properties, these wooden windows combine classic aesthetics with modern functionality. Choose between spiral balance or traditional cords and weights mechanisms, tailored to your preference and property type.

Features and Benefits of Our Timber Casement Windows

  • Superior Thermal Insulation: You will be able to enjoy draught-free interiors, no matter the season.
  • Noise Reduction: You will create a peaceful haven in the midst of urban bustle with our advanced acoustic double glazed and secondary glazing options.
  • Enhanced Security: Our multi-point locking systems for windows offer peace of mind without compromising on style.
  • Condensation Control: Our expertly engineered designs minimise moisture build-up, protecting your home’s interior.
  • Effortless Operation: You wil enjoy smooth, reliable functionality that stands the test of time.

Accessories for Our Sash Windows

  • Fasteners for Timber Sash Windows: Choose from an array of finishes for Fitch, Claw, or Brighton fasteners.
  • Restrictors for Timber Sash Windows: Decide between Angel or Shark Fin restrictors, or Sash or Flush Sash stops.
  • Further Accessories for Timber Sash Windows: Lift Hooks, Pulley Wheels, and Ring Pulls are all available.
  • Fasteners, Restrictors, and Tilt Buttons for uPVC Sash Windows: You will have the option of Classic or Heritage locks, Angel restrictors, and Classic or Heritage Acorn tilt buttons.
  • Further Accessories for uPVC Sash Windows: You will be able to choose from a range of finishes for Lift Hooks and Ring Pulls.
  • Fasteners, Restrictors, and Tilt Buttons for uPVC Heritage Sash Windows: You will decide between Acorn and Globe locks, Heritage Acorn and Globe tilt buttons, and Shark Fin restrictors.
  • Further Accessories for uPVC Heritage Sash Windows: Lift Hooks and Ring Pulls are also available.

How it Works: Our End-to-End Service

1. Initial Consultation: When you reach out to discuss your vision, we will arrange a convenient site visit.

2. Complimentary Survey: Our experts will assess your space, offering tailored advice with minimal disruption.

3. Bespoke Design: Collaborate with us to create windows that meet your aesthetic, thermal, acoustic, and security needs.

4. Precise Manufacturing: Your windows come to life in our Cornwall facility, with a clear timeline provided.

5. Expert Installation: Our FENSA-certified team ensures a smooth, regulation-compliant fitting process.

6. Comprehensive Aftercare: From post-installation clean-up to maintenance advice, we’re here to ensure lasting satisfaction.

Testimonials

I can’t recommend Sash Windows London Ltd enough! The consultation was concise and clear and the install was swift, easy and effortless. Marc Benoit

Excellent service. Sales team were friendly and quick to respond. Installation was excellent.

James Klempster

New windows install in house: Did a great job on the install and tidy very highly, recommended.

Catherine Forbes

New windows installed into flat: Excellent service at all point of the process, quick, polite, considerate and hard working.

Laura Curtis

French doors and sash window fitted: Arrived on time and worked straight thorough. Very polite, tidy, high standard of fitting. Would use again.

E. Murphy

UPVC sash windows made and fitted: Very professional service. Excellent result. Reliable, high quality windows, fitters were pleasant, professional.

Nick Beavon

Installation of 2 upvc sash windows: This is the third time I have used this company. They’re products are of the best quality and price competitive.

Mrs Rebecca Jenkins

Provision and installation of 2 PVC sash windows: Very good polite efficient service from beginning to end. Good communication. Had performed similar job for upstairs flat last year so came recommended.

Ms Green

3 Wooden sash windows, replaced with upvc: Excellent service all round – admin, quote and installation.
Very competitive pricing and quality workmanship.

William Luckman

Installed new-windows and cleared up afterwards: Did a great job – problems arose due to old windows, which they resolved professionally. Perfect clear up afterwards too. Lovely people.

Mrs Paula Prynn

3 x timber sashes, 1 x timber casement bay: A job well done, efficiently professionally which results in ultimate customer satisfaction.

Mr Forsyth

Two sets of UPVC patio doors installed: The whole process from ordering to installation was stress free and enjoyable. Reasonable prices, fantastic quality, tidy and professional installers!

Mrs Dina Druzhenets

Why Choose Us for Wooden Casement Windows?

Unrivalled Knowledge and Expertise

With deep knowledge of London’s architectural nuances and conservation requirements, we ensure your windows exceed both aesthetic and regulatory standards.

Bespoke Craftsmanship

Each window is crafted to your exact specifications, blending traditional techniques with modern innovation.

Sustainability Commitment

Our FSC-certified timber and energy-efficient designs reflect our dedication to environmental responsibility.

Comprehensive Warranty

Our 10-year warranty on timber finishes underscores our confidence in the longevity of our products.

Local Understanding

As fellow Londoners, we appreciate the unique character of your neighbourhood and property.

Locations We Cover

Our head office in Surbiton is also our main base of operations. If you need to get in touch, this is the address you should attempt to reach us from. If you would like to experience our products first hand, you can also visit our showrooms. These are open 9 am – 5 pm Moday to Friday and 10 am – 4 pm on Saturdays.

Choose the Perfect Sash Windows for Your Home

Whether you’re looking to restore your property’s original charm or combine classic aesthetics with modern performance, Sash Windows London Ltd. is here to bring your vision to life.

Discover the difference that expertly crafted, bespoke sash windows can make to your home in London or the South East. Contact us today for a free, no-obligation consultation and take the first step towards windows that you’ll cherish for years to come.

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