Protecting clean drinking water is one of the most important responsibilities in plumbing. Recently, the team at Platts Plumbing Services completed the installation of two Reduced Pressure Zone Devices (RPZDs) at a local caravan park in the Wollondilly region to improve backflow protection and help meet Sydney Water compliance requirements. What is an RPZD? A Reduced Pressure Zone Device (RPZD) is a specialised backflow prevention device designed to stop contaminated water fr