As Stay At Home restrictions ease, more buildings and businesses are reopening. Experts will tell you that buildings and particularly their plumbing systems are not designed to be shut down for weeks at a time. Before employees and customers can occupy a shuttered building, steps must be taken to ensure water safety. Plumbers 75 and WI Pipe Trades have put together important Water Safety Guidelines for reopening buildings. In today’s video from Building Wisconsin TV, we’ll learn how backflow valve assemblies help protect our water supply.