Exterior and Prefab Building Type Created as homes for 36 young homeless individuals in South London, this prefab housing scheme by Rogers Stirk Harbour + Partners consists of 280-square-foot units designed with combined living room and kitchen, and separate en suite bedroom. The units were constructed in a factory using a volumetric timber system, then assembled and delivered to the site on the back of a truck.  Photo 8 of 8 in 7 Modern Modular and Prefabricated Homes in the UK