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72011 1/2X8 FROSTPROOF SILLCOCK W/VB MNPT/SWT X MGHT-NL
Multi-Turn Frostfree Sillcock Anti-Siphon 8’‘ 3/4’‘ Hose x 1/2’‘ MIP/SWT (Lead Free)
1/2 In Bronze Combination Fill Valve and Backflow Preventer, Threaded Union End Connections, Teflon Tape
This 1/2 inch bronze combination fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make-up water to the boiler, and prevent 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 one pre-assembled unit. The high capacity fill valve provides quick system filling and purging. It is designed for use in the boiler feed lines of hydronic heating systems and has 1/2 inch union NPT inlet x NPT threaded outlet connections. The maximum pressure is 100 psi (6.9 bar).
