Watts S1156F vsSB1156F

WATTS® Regulators Series 1156F high-capacity feed water pressure regulators are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water and to maintain water pressure in the system at all times. It also provides make-up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, a tight seating check valve, purge lever for manual purging and a stainless steel strainer. Series 1156F has high-capacity performance and simplified servicing design.

WATTS® Boiler Feed Water Pressure Regulator, SB1156F Series, 1/2 in Nominal, Solder x NPT Connection, 10 to 25 psi, 100 psi, Bronze, 33 to 212 deg F, 4-3/8 in L x 5-3/8 in H, Additional Information: 137 mm Top to Inlet Center, Water Media, Lever Handle Actuator Type

WattsSB1156Fadjustment