
3/8 x 32 Suitable for 4" boilers.
Note: these have simple adjustable spring loaded relief balls that progressively release pressure when the setting is passed. They are not "pop"valves that trigger at a set pressure.
3/8 x 32 Suitable for 4" boilers.
Note: these have simple adjustable spring loaded relief balls that progressively release pressure when the setting is passed. They are not "pop"valves that trigger at a set pressure.