mullionless glazing. Renovation of the interior glazing Only a few years after completion, all the interior glazing had to be replaced due to a design flaw. This included the interior glazing in the atriums [...] exterior lines, resulting in a complete absence of straight surfaces. The combination of this interior glazing with the sculptural spiral staircases and the load-bearing elements of the building define the sober [...] atriums, spiral staircases, auditoriums, kitchenettes, as well as some of the glazing in the transitions between the spaces on the floors. The client opted for the use of Forster profile systems, which were