Today on Weekly Boiler Tips learn how to adjust PRV (Pressure Relief Valve) settings for optimal performance under varying loads! By setting a slight differential, you ensure effective pressure control without both valves constantly opening or closing simultaneously. Safety notice: Always consult experts for complex repairs. Weekly Boiler Tips are compiled by the knowledgeable and remarkably prolific content creators at WARE, a family owned, third-generation, 69-year-old commercial and industrial boiler rental and service firm based in Louisville KY. You can learn all about this and more at WARE’s Boiler University.