Klis Sash Windows

Klis Sash Windows specialises in professional sash window repair across London, restoring timber windows for both period and modern properties. With over a decade of experience, the focus is on draught-proofing, timber repairs, glazing upgrades, and smooth operation restoration—preserving original features wherever possible. Serving areas including Camden, Fulham, Hammersmith, Hampstead, Islington, Richmond, Highgate, Belsize Park, Archway, Shepherd’s Bush, and Westminster, Klis Sash Windows is known for reliable service, attention to detail, and high-quality craftsmanship that improves energy efficiency while maintaining the character of your home.