Diakonie Bethanien

Project information

air-lux window façade system

Air-sealed sound-insulated window façade solution developed and executed by Krapf AG in collaboration with the architect. 500 bay-like window elements placed in front of the exposed concrete façade, 350 of which can be opened by motor means with fall protection. Element dimensions 2.80 m x 2.30 m made of untreated aluminium. Central and individual control for opening/closing. Cube over 40 meters high, 11 floors with hotel, offices, palliative care, conference rooms and restaurant.

Architecture firm

E2A Architects, Piet Eckert Zurich


Diakonie Bethanien, Zurich


Daniel Ammann, Herisau