A larger firm with a significant presence in North London. They are noted for their speed, often completing extensive refurbishments—including double glazing and draught proofing—in as little as three days. Clients on Trustpilot highlight their professionalism and ability to navigate conservation area requirements without needing council approval for specific upgrades. Window supplier ClosedLondon, United Kingdom
Image Idea: A photo of sash windows looking out over Hampstead Heath or a leafy street. sash restoration hampstead
