Dart Systems have joined up with the other members of the Rausch International Group to exhibit our new DX Inspection System along with the Mini DartEye and the Telescopic Pole Search Camera at the RO-KA-TECH exhibition in Kassel, Germany from 9th to 12th May. The RO-KA-TECH is now the most important national/european trade fair in the field of underground wastewater infrastructure.