Benson Heater Pressure Relief Safety Valves (
The pressure relief valve helps to eleviate pressure build up within a heating system. It is set to open proportionally to increasing pressure to prevent pressure causing the system to malfunction or break.
BENSON 28-00-401 STACK BOX PRESSURE RELIEF
Part No: 5150304 / MPN: 28-00-401
BENSON 24-46-354 STACK BOX PRESSURE RELIEF
Part No: 5150266 / MPN: 24-46-354