How can we prevent leaks? This is a question that valve manufacturers and users face every day. In this Armaturen Welt interview, Martijn Torenbeek from the PCV Group in Enschede, the Netherlands, presents some solutions for particular challenges. These are all based on a “cross-innovation” approach, which involves the transfer of solutions from one industry to another. The company established itself as a specialist in sealing by developing the Flexring for Georg Fischer Piping Systems.