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Welcome to our website. Please read about what we do and don't be afraid to get in touch if you'd like to book.

@sales@eqgoldenratio.com
Services we provide

Golden Ratio Windows have been providing the people of London with a wide range of customer focused sash windows and doors services for many years!

Being time served and highly skilled sash windows and doors specialists means we can offer all of our clients the following sash windows and doors services.

Our single and double glazed sash windows, casement timber windows and french doors are produced by time served craftsmen in our London London workshop, faithfully replicating original features using traditional joinery methods.All selected timber is preservative treated, hand prepared and the wooden window frames are either spray paint finished or hand painted.At Golden Ratio Sash Windows we appreciate the value and importance of sash windows within period properties, and strive to make them a practical, functional and yet beautiful feature of your home.We offer a full draught proofing service to ensure that your windows remain rattle-free and retain the heat in your home.We can re-cord windows that no longer work and restore windows that have been painted shut.Our products are covered by a comprehensive ten year guarantee which has optional insurance backing, and is fully transferable.Our range of double-glazed windows are designed to keep your house warm all year. Two 4mm glass panes separate a 6mm cavity to reduce heat loss through your windows. Your home will be more energy efficient and you’ll save money on your heating bills.Golden Ratio windows and doors add curb appeal and value to your home, but their energy efficiency will save you money!All of our windows are custom ordered to the exact size you need and the style you want, and they meet stringent industry standards for insulation, structural strength and resistance to the elements. Our windows are designed to withstand even the worst weather in London.We believe that the quality of the installation process is just as important as the quality of manufacturing.Our craftsmen are trustworthy and flexible enough to work around your need and lifestyle.Ours installers will treat your home with care and respect by keeping work area clean, tidy and safe.We are able to work in construction sites with citb health and safety requirements all of our installers are cscs qualified.

If you would like any additional information regarding any of the services listed above then please feel free to call 02034881695 or visit our contact page to get in touch with us via email.


We provide a range of services including:

  • Sash windows replacement
  • Sash windows repair
  • Sash windows restoration
  • Sash windows refurbishment
  • Sash windows overhaul
  • Double glazing sash windows
  • Sash windows decoration
  • Glazing
  • Double glazing
  • Sash windows sound proofing
  • Sash windows draught proofing
  • Sash cord replacement
  • Sash windows free up
  • Bespoke sash windows
  • Timber windows
  • Hardwood sash windows
  • Casement windows replacement
  • Casement windows repair
  • Bespoke front doors replacement
  • Bespoke front doors repair
  • Door Locks and Furniture
  • Spiral Balance windows replacement
  • Spiral Balance replacement
  • Design and manufacture widows
  • Bespoke Joinery Solutions
  • French doors
  • Conservatory repairs
  • bay windows
  • Bifold doors
  • Wooden shop fronts
  • Traditional Sash windows

Sash windows are a stunning addition to any property, whether commercial or domestic. Made of one or more moving panels, they are a timeless classic that adds a touch of character to your property whilst maintaining function. When you require sash window repairs in London, trust your professional carpenters in London.

Repairing Sash Windows in London

Windows will naturally come under some wear and tear as they are your barrier against the elements: wind, rain, snow, and general usage will gradually result in the need for a little refurbishment. Contacting your London carpenters as soon as you notice the wear and tear becoming evident means you can fix any minor problems before they develop into more extensive or serious damage. This also means they may last you much longer, because they’ll be kept in their optimum working condition and appearance.

Sash window repairs in London help you keep your home or business warm, energy-efficient, and looking great inside and out. Sash windows are incredibly popular because of the character and function they add to a property, so maintain them as best you can with sash window repairs whenever the need arises.

Professional Bespoke Carpenters

Our team of window repair professionals are respectful of your property and will help you maintain the cosmetic appearance and working order of your windows. It is always preferable to seek the same professionals who manufactured and installed your sash windows, because we understand the intricacies of our own work. We’ll also advise you on how best to maintain your windows to ensure that they will continue to add to, and not detract from, your property.

We're a hard working business who's main priorities are to:

  • Be punctual
  • Provide great quotes
  • Be honest and reliable
  • Exceed expectations
  • Value each of our clients
  • Provide quality workmanship
  • Be friendly and helpful

Here at Golden Ratio Windows we have built up an excellent reputation in our local area by offering the most comprehensive and expert service in London. From the planning stage to the finished article; we are with you every step of the way, making sure that whatever the task, you are completely satisfied with the end result. You can also rest assured that you will be receiving a professional, yet personal service for each job that we attend.

See our services

With so many years working in the trade, we are happy to answer any queries and provide quotes for any work that you are looking to have done. If you are in need of any work in London or the surrounding areas, then give us a call on 02034881695, or send us a message through our contact page.

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