Skip to content


For over a decade, Core Sash Windows has been marrying elegant period features with high-performance materials, resulting in a spectacular range of no-compromise products.

Utilising the modern benefits of Engineered Timber and Low-Emissivity double glazing, we can offer any style of wooden sash window, casement or door that can be found in London, allowing you to retain both heat, and your original period aesthetics!

Enjoy being warm and comfortable!

call us: 020 3302 2060 or email: [email protected]

Instant quote
Instant quote