PTC offers you the Dolphin Sewer Cleaning Units, which are available in versions with a pressure of 150 to 210 bar, a water output of 75 to 102 LPM and a capacity of 37.5 kW. The Dolphin built-in machine has a capacity of 500 to 1000 liters and is driven by diesel. Furthermore, these sewer cleaning machines or units are relatively low in pressure, but because of their high water yield and compact construction, they are very suitable for working in locations that are difficult to access. The units are mainly compatible with small sized vehicles, which makes cleaning possible on pavements, narrow roads, tunnels, underground garages and construction sites, for example. The excellent quality and reliability of these units guarantee very high efficiency and very low operating costs.