116151AC 002 Caleffi 3/4" NPT Unions, w / Gauge. ThermoSetter. 1161

ADJUSTABLE THERMAL BALANCING VALVE. LOW-LEAD/LEAD FREE DZR BRASS BODY. COMPLETE WITH THERMAL DISINFECTION BYPASS CARTRIDGE OUTLET CAVITY, CHECK VALVE, TEMPERATURE GAUGE , OPTIONAL UNION ISOLATION VALVES,  ADJUSTMENT TEMPERATURE RANGE: 95 – 140 °F MAX FLUID TEMPERATURE: 195 °F MAX. WORKING PRESSURE: 230 PSI.