Mcdonnell & Miller 260-1 1/2-30 Valve Els PW 29614 the P100 series is engineered

the P100 series is engineered for use with all non-corrosive refrigerants

Conversion requires replacing the specific internal orifice with the correct BTU-rated LP equivalent to ensure proper stoichiometry and flame stability

L180-40) exactly to the equipment manufacturer’s specifications

though specific orifice sizes and local codes may dictate lower operational limits for safety and performance

Mcdonnell & Miller 260-1 1/2-30 Valve Els PW 29614 the P100 series is engineeredThe McDonnell & Miller 260 1 1 2 30 Valve (Part 182625) is a heavy duty, diaphragm operated relief valve engineered for large scale hydronic heating systems and water storage tanks. Designed to meet the stringent requirements of ASME Boiler and Pressure Vessel Code Section IV, this valve features a robust cast iron body and a high grade brass seat for reliable overpressure protection. With a factory set relief pressure of 30 PSI and a high capacity