The facade or roof panels are prefabricated in the BuildUp factory. “The panels are then assembled on site with a crane. In this way, the old house is completely wrapped in a new jacket so that there is no more energy loss,” BuildUp managing director Hélène de Troostembergh explains to Radio2 . “If we want to meet climate goals, we need to properly insulate our homes as soon as possible. This technology makes that possible.”