SUSTAINABLE STEPWISE BUILDING RENOVATION

Based on current renovation activities in single-family and multi-family buildings in Switzerland, the relevance and the drivers of stepwise building renovation in Switzerland are shown. The obstacles to more comprehensive energy related renovation measures as well as to planning for a longer term of phased renovation measures are highlighted. The analyses of the drivers for and the shortcomings and advantages of phased building renovation are summarized in a SWOT analysis of stepwise building renovation. Based on the advantages of phased building renovation it was explored how stepwise building renovation can be carried out sustainably, meeting ambitious energy demand and greenhouse gas reduction targets in the longer term. Policy measures for making stepwise building renovation more sustainable and achieving existing energy and greenhouse gas related targets are identified.