At bauma 2010 Schlüsselbauer was showcasing the new development in waste water pipes – Perfect Pipe. This novel system in pipe construction for waste water and sanitary sewer systems combines the product benefits of robust concrete pipes and durable synthetic liners. Following the presentation in 2004 of the innovation of individual manhole bases manufactured in the wetcast process, and now used successfully throughout Europe, Schlüsselbauer has celebrated another coup.