Käthe-Dorsch-Gasse

100 % renewable supply for heating and cooling. Geothermal heat harvest with 64 borehole heat exchangers with a 150 m depth, combined with unglazed low-temperature solar absorbers and asphalt collectors for regeneration. Building component activation for heating and cooling. Waste water recovery. Photovoltaic system. Battery storage.

Adress: A-1140 Vienna Käthe-Dorsch-Gasse 17
Accommodation units: 300
Usable Area: 25.000 m²
Completion: November 2022
Client: Wohnbauvereinigung für Privatangestellte gemeinnützige Gesellschaft mit beschränkter Haftung (WBV-GPA)
Architecture: ARGE-KDG Christoph Lechner & Partner ZT GmbH, Berger+Parkkinen Architekten ZT GmbH
Building Physics: Schöberl & Pöll GmbH
klimaativ certification: Schöberl & Pöll GmbH

Additional information:

Main prize of the ÖGUT Environmental Award 2022 in the category "Climate Neutral City".
Austrian Solar Prize 2023 in the category "Solar Building", Eurosolar Austria.
Nomination for the State Prize for Architecture and Sustainability 2024.