RO-KA-TECH 2027 will be held 2027/04/20, at the Messe Kassel in Kassel (Germany). DescriptionInternational Trade Fair for Pipe and Sewage Technology. The RO-KA-TECH is the leader European trade fair in the field of underground wastewater infrastructure The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.