London, United Kingdom - As one of London’s longest-established secondary glazing specialists, City Sound Secondary Glazing continues to provide quality acoustic and thermal insulation solutions for homes, commercial buildings, and heritage sites. Founded in 1968 as a father-and-son business, the company has grown into a trusted name in secondary glazing London, known for its workmanship, reliability, and personal service.
City Sound Secondary Glazing offers expertly designed, made-to-measure installations tailored to meet the specific needs of each property. The company’s discreet systems dramatically reduce environmental noise and heat loss, making them a popular choice among city residents seeking peace and energy efficiency. From Victorian sash to Crittall windows, all units are crafted to mirror the existing window structure, ensuring minimal visual impact.
In addition to residential work, City Sound Secondary Glazing is renowned for handling large-scale and sensitive projects, including secondary glazing listed buildings London. These homes, while historically significant and architecturally protected, often suffer from poor insulation, excessive environmental noise, and persistent draughts due to their age. Such projects require specialist attention, and key members of the City Sound Secondary Glazing team are dedicated to ensuring these installations are handled with care and compliance.
What truly sets City Sound Secondary Glazing apart is its commitment to quality and customer service. All secondary glazing units are manufactured from sustainable materials and are fully recyclable, supporting eco-conscious construction practices. Every installation is backed by a 12-year warranty on workmanship and materials, with the assurance that the company has been operating for over 50 years and plans to continue for decades to come.
The company also places a strong emphasis on trade supply and commercial partnerships, offering flexible service packages for architects, builders, and developers. Its focus on secondary glazing manufacturing allows for precision control over product quality and customisation. Projects range from small bedroom retrofits to entire commercial buildings, with every client receiving the same meticulous attention to detail.
Serving London and areas within the M25, City Sound Secondary Glazing welcomes enquiries from both residential and commercial clients. The company works with an extensive variety of window shapes and sizes, including bay, arched, casement, and even uniquely shaped heritage windows. For clients struggling with draughts, condensation, or intrusive urban noise, the company’s secondary glazing offers an elegant, long-lasting solution that balances form with function.
With a reputation for meeting deadlines, exceeding expectations, and offering personal, flexible service, City Sound Secondary Glazing continues to lead the way in acoustic and thermal window solutions. Whether for historic landmarks or modern living spaces, clients can rely on the team’s proven expertise to enhance comfort, efficiency, and property value.
About City Sound Secondary Glazing
Established in 1968, City Sound Secondary Glazing is a family-run specialist in high-performance secondary glazing installations for residential, commercial, and heritage buildings across London. The company is known for its expert craftsmanship, environmentally conscious products, and outstanding customer service. Located at 367 Chingford Road, London E17 5AE, the company serves clients throughout London and the M25 area.
Media Contact

Name
City Sound Secondary Glazing
Contact name
Andrew Smith
Contact phone
+44 20 8523 3210
Contact address
367 Chingford Rd
City
London
Zip
E17 5AE
Country
United Kingdom
Url
https://citysoundglazing.co.uk/