The concealed system Hansabluebox from Hanse fulfills the requirement for innovation, high quality and functionality. The system is made for professional plumbers. The innovation already shows at two points: Firstly, the system features an option for the parallel alignment of rosette and tie joint. Secondly, the Hansabluebox offers depth compensation without the need to cut to length. The ceramic change works pressure-independently. It exactly separates between shower and tub and run smoothly continuously. The brass and metal the cover plate are manufactured with high quality materials.