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We specialise in the repair, restoration, and replacement of traditional timber sash windows across Finsbury park. Our master joiners blend traditional craftsmanship with modern techniques to preserve your home's character and improve thermal efficiency.
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Golden Ratio Windows provides expert Sash Window Restoration across Finsbury Park and the surrounding London Boroughs.
We provide professional sash window restorations, with experience working on period properties throughout the area.
Bring back the original beauty, charm, and functionality of your period sash windows in Finsbury Park with our expert restoration services. We deeply appreciate the unique character and inherent value of period properties throughout Finsbury Park, and our dedicated team provides tailored solutions to meticulously maintain their elegance and historical integrity.
Our highly skilled craftsmen expertly handle a comprehensive range of restoration tasks, from delicate timber repairs for sash windows and meticulous sash cord replacements to addressing issues like sticking sash window repair and damaged window putty restoration.
We offer comprehensive sash window restoration services across Finsbury Park, ensuring your original windows are returned to their former glory while improving their performance and energy efficiency.
Whether your sash windows require careful timber splicing and repair, thorough putty replacement, or a complete overhaul including sash window painting and refinishing, we possess the expertise to restore them to their original splendor.
Contact us today for a detailed assessment and let us revive the beauty of your historic sash windows in Finsbury Park.
Our team is dedicated to the heritage restoration of sash windows in London. From Finsbury Park to Highbury, we preserve the original charm of your period property.
Read about a recent sash window project we completed in Finsbury Park.
View Case Study
We have helped hundreds of London homeowners upgrade their inefficient single-glazed windows.
Finsbury Park
"Saved our original Victorian windows when others said replace. Beautiful workmanship — our sash windows look brand new."
Stoke Newington
"Draughts completely gone. Warm house for the first time in years. Fair price and they clearly know period properties inside out."
Central London
"They completely replaced two windows in our Edwardian home. Friendly, communicative and done quickly — in just 2 days."
North London
"The detailing is very well done and accentuates the property nicely. The whole front of the house looks much better as a result."
Yes. We regularly carry out sash window repair and restoration services in Finsbury park and all surrounding boroughs. We offer free site surveys for all local residents.
Yes, absolutely. We specialise in retrofitting slimline double-glazed units into original timber sash windows. This means you don't have to rip out the entire window box, saving money and preserving the historical character of your property.
Costs vary depending on the extent of the damage (e.g., rotten sills vs simple broken cords). However, repairing is almost always significantly cheaper than a full replacement. We provide completely transparent, itemised quotes after a free survey.
Stop the draughts and start saving on energy bills. We offer a free, no-obligation survey and quote for all window upgrades across London.
218 Hornsey Road, London, N7 7LL
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