Living Space for 4 children and 2 adults, 2011Zero-energy House with 2 seperate Living UnitsThe Site is located in Tübingen on a south facing slope with a beautiful view on the city and towards the Tübingen castle. The old land-use plan from the 1950s only required a developable site window and the integration into the surroundings. The client demanded, a passively heated house for the family – the parents and four children. The use of energy efficient technology, natural use of materials and existing resources makes it a sustainable building. An important aspect was the adaptability of the house to the family situation.