Conbraco Industries 29-303A-100BH 3/4" Relief Valve E-Orifice 100 PSI Steam

The Conbraco Industries 29-303A-100BH Relief Valve offers pressure control and security in steam use of HVAC systems. It has a 3/4-inch connection, an E-orifice design and a 100 PSI rating and operates by a spring-actuated mechanism that raises the valve seat when pressure rises to release excess steam. It is installed in steam supply lines to prevent overpressure in boilers and other related equipment, maintain a controlled flow of steam, stable operation of the system, and provide dependable heating performance across the system.