Jones Stephens D05101 3/4” SWT Tankless Water Heater Valve Service Kit with Pressure Relief ValveJones Stephens D05101 Jones Stephens SWT Tankless Water Heater Valve Service Kit with Pressure Relief Valve includes hot and cold water valves and a pressure relief valve. Identifying hot and cold water systems is made simple with the valves color coded red and blue handles. Their strong, lead law compliant, forged brass construction reduces the risk of pinhole leaks, and their stems are blowout proof ensuring system durability and safety. valve size