Bell & Gossett Valve Threaded Flo-Control SA-4″

S-4 ” Threaded Flo-Control valve. Straight pattern in iron body. Maximum 125 psi and 250F. Weight is 58lbs. Flo-Control valves are used for preventing gravity flow in forced water systems and to permit summer-winter operation of indirect water heaters. With a pressure drop of 1 to 9.5 feet of water this valve will get from 1 to 300 GPM. See performance curve for your exact flow rate.