forster presto solutions. Pearlescent effect on exterior The outside exclusively features forster unico doors with triple glazing. The windows and doors on the side of the ground floor facing the sun are [...] coating, its colour shifts subtly from silver to brass depending on the light. Large widths The forster unico profile series is not only suitable for realising thermally insulated tubular frame doors, but also [...] visible profiling too dominant. Instead, the architect chose a version with self-supporting forster unico steel profiles up to 6 m in length. The glazing could thus be mounted right to the supporting structure