Skip to Main Content

B1156F Watts

Bronze High Capacity Feed Water Pressure Regulators Size: 1/2″ (15mm)

Series B1156F Bronze High Capacity Feed Water Pressure Regulators are designed to fill boiler and system piping and maintain continuous water pressure in the system. For use in commercial and residential hydronic heating systems, Series B1156F also provides make-up water to the system in the event of a leak. This high capacity valve has a unique simplified design for easier access for servicing.


  • Stainless steel strainer protects valve disc from fouling
  • Tight-seating check valve
  • Purge lever for manual purging
  • Available with threaded, union solder, or union threaded inlet connections

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific B1156F

Approval Information

For the latest product certification information and documentation, please visit our certification partner websites: