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Watts Automatic Fill Valve for Hot Water Boiler,
Watts Automatic Fill Valve for Hot Water Boiler is a combination fill valve and backflow preventer for use in the boiler feed lines in commercial and residential hydronic heating systems. It provides make-up water to the boiler and prevents backflow when supply pressure falls below system pressure. It consists of a bronze backflow preventer (Model 9D) and a bronze feed water pressure regulator (Model 1156F) in a single pre-assembled unit. The high capacity fill valve provides quick system filling and purging. Size is 1/2 in. union solder inlet x NPT threaded outlet connections. The maximum pressure is 100 psi. For use in boiler feed lines in hydronic heating systems Combination feed water pressure regulator and

Price is $175.00
Price: $174.56