Do Backflow Preventers Go Bad?

Do Backflow Preventers Go Bad? With proper maintenance and annual testing, backflow prevention assemblies can last for many years. But mechanical backflow prevention assemblies have internal seals, springs, and moving parts that are subject to clogging, wear or fatigue. What causes a backflow preventer to fail? Backflow prevention assemblies are designed to provide decades of

What Is The Purpose Of An RPZ?

What Is The Purpose Of An RPZ? Reduced pressure zone assemblies, also known as RPZ valves, are extremely important. They’re used to keep contamination or pollution out of your water. Specifically, these devices are installed onto your plumbing system to help protect both drinking water and the city water supply. What is backflow RPZ? A