After excavating and forming an enclosed basement, the CLT floor structure was craned into position and propped for the duration of the concrete façade works. Engaging with researchers at The Bartlett School of Architecture and Hanson, we tested and carried out a pioneering construction process, using routered moulds to create a twin wall facade of coloured concrete. All poured on site. The concrete roof formwork, developed by our carpenters capping the structure with a deceptive tiled appearing surface.