Pressure Relief Valve

Pressure Relief Valves

by Charles Bellefontaine • January 28, 2019

Pressure relief valves (PRVs) are devices that are designed to open in case the water pressure inside of a water heater, boiler, or any other vessel that is designed to hold water under pressure.  Water heaters heat water and are supposed to maintain that temperature.  The process is simple.  When the water is not hot […]