The third generation of the Siemens OPB (one-piece-body) chimney for the Chinese market, adopting the OPB design. The 120 mm cavity depth is sufficient to ensure catching all of the smoking during cooking. At the same time, it is easy to clean, a great benefit of the OPB design. The OPB design will also bring a pure appearance to the consumer. Besides that, the new top cover design, the slim control panel design and the new proportions create a new visual sense experience for the user.