EntityQ325460· pop 10· linked from 13 articlesHeliotropSign in to savebuilding in Freiburg im Breisgau, GermanyConnectionsFreiburg im BreisgauEntityenergy-plus-houseEntityBavariaEntitycompostEntityOffenburgEntityheat pumpEntityHilpoltsteinEntitycogenerationEntitygreen buildingEntitysolar thermal energyEntitygreywaterEntityenvironmentally friendlyEntitysustainable architectureEntityzero-energy buildingEntitysolar trackerEntityVaubanEntitypassive solar building designEntityHansgrohe SEEntitygeothermal heat pumpEntityRolf DischEntityCategoriesBuildings and structures in Freiburg im BreisgauHouses in GermanyLow-energy buildingSolar architectureSolar designSustainable buildings and structures