Bell & Gossett 790-30 Series 110121 Safety Relief Valve, 3/4 in Nominal, NPT, 30 psi, 250 deg F, Bronze Body

Bell & Gossett cast iron and bronze body ASME safety relief valves are engineered in accordance with the requirements of section IV of the ASME boiler and pressure vessel code for heating boilers, and their capacities are certified by the national board of boiler and pressure vessel inspectors. B&G diaphragm operated cast iron, and diaphragm-assist operated bronze ASME Safety Relief Valves, are designed to protect fired and unfired hot water vessels against overpressure conditions.