The German pension insurance in Berlin is a special kind of project. Directly on Hohenzollerndamm, Feldhaus carried out a huge revitalisation. A total of 31,000 m² of façade was created using a special Schüco construction to create a special element façade, which was equipped with a total of 900 parallel vent windows. In addition, the building was clad with deep-drawn sheet metal. The internal and external corners were curved.