Bonn, Germany

Location: Zandnerstraße
Year of construction: 1970
Construction type: Single building; simple concrete / steel construction with large window areas
Number of dwellings: 59
Tenure type: Multiple ownership; most of the owners are over 65 years of age (former residents when it was built).
Protected status: None

Owners in this case study building were motivated to become involved in the LEAF project in order to reduce their energy bills and improve comfort. They were interested in energy efficiency measures with short payback periods that could be installed with as little disruption as possible.

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Image © Fraunhofer Institute