This 3/4" temperature and pressure relief valve (T&P) is factory-calibrated to discharge at a 150 PSI pressure setting or a 210°F temperature threshold

the internal safety interlock switch is paramount

this assembly is a standard choice for technicians servicing medium-temperature systems

Extended ODF Connections: Facilitates easy brazing without disassembling internal components in many standard installations

Replacement Versatility: Direct replacement for several Magnatrol 14S22 configurations

Conbraco Industries 37LF-202-01 Valve 320819-301 This 3/4" temperature and pressureThe Conbraco Industries 37LF 202 01 is a high performance 3 4" vacuum relief valve engineered for critical negative pressure protection in commercial and residential hydronic systems. This lead free model features a durable DZR C27541 brass body and a reinforced brass poppet, providing superior structural integrity compared to standard residential units. Designed to handle flow rates up to 16 CFM, it effectively prevents tank collapse and water