Aachen, Germany

Location: Klosterweiher
Year of construction: 1970
Construction type: 10 identical buildings; pumice stone bricks and reinforced concrete ceilings
Number of dwellings: 60
Tenure type: Multiple ownership; mix of owner occupiers and private renters
Protected status: None

The owners of these case study buildings were motivated to become involved in the LEAF project in order to improve comfort in their properties. In addition, it was hoped that energy efficiency retrofit would increase marketability for private landlords.

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Image © Fraunhofer Institute