• This dual control regulator and relief valve, 1/2 inch, is 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, an attached iron body, a tight seating check valve, purge lever for manual purging, diaphragm relief valve, and a stainless steel strainer
• It has high capacity performance and a simplified servicing design
• It is suitable for use in the boiler feed lines of hydronic heating systems
• The maximum pressure is 100 PSI (69 BAR)