The building follows the principles of holistic, sustainable architecture. While implementing technologies that help save resources, the energy concept adheres to the principle of avoiding technical solutions wherever possible. The office area is cooled by means of thermally activated reinforced concrete ceilings. A single-layer film facade placed in front of the building's insulation glazing protects the daylight-optimized blinds from strong wind and other weather influences. The building's primary energy consumption during operation will be under 100 Kwh/a m2. A newly developed SMD-LED system has been deployed both for the building's general lighting and for workplace lighting. This system is up to seventy per cent more efficient than conventional halogen or metal halide lighting. The Unilever building received the newly established HafenCity EcoLabel in gold.