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RWV® Hydronic Balancing Valve, Series: 9517AB, 1-1/2 in Nominal, NPT, 300 lb WOG, 15 to 260 deg F, 12.84 gpm, Media: Water, Adjustable Handwheel Actuator, DZR Brass Body, DZR Brass Trim, PTFE Disc Gasket/EPDM Perox Disc O-Ring, 5 in L, Import