Revisited: The Sliding Glass Roof House, Peckham

Monty Ravenscroft and Clare Loewe bought a plot of land in Peckham to build their own home - only to be told it was too small for a traditional house. Engineering expert Monty designed a space-age property with a sliding glass roof and mezzanine bedroom pods, and as they grapple with unexpected obstacles, Kevin McCloud visits them to discover how the ambitious project has progressed.