Watts 0342692 Pressure Relief Valve 30 PSI 3/4" MXF M335M2

The Watts 0342692 30 PSI pressure relief valve is used to prevent pressure build up in HVAC systems. It has 3/4” male and female threaded ends and is built to last to ensure long service from your investment. This valve is automatic in that it opens as soon as pressure rises above the set 30 PSI and remains open until pressure drops down. This helps to avoid cases where system fixtures like pipes, fittings and equipment are damaged. It is usable with boilers, hydronic heating systems, and solar thermal systems among others heating systems.