The NIBCO 1709 Series variable orifice manual balancing valve is dezincification-resistant and complete with integral pressure temperature ports and memory stop. The 1709 is an economical option for applications where standard size valves won't fit.The 1709 is also capable of providing system isolation for maintenance. The integral memory stop feature allows the system to be returned to its retained settings once maintenance is completed. NIBCO manual balancing valves provide the ultimate solution for a wide range of mechanical and HVAC chilled and hot water application requirements to ensure a balanced system and a comfortable indoor climate. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. NIBCO valves are backed by the NIBCO 5-year 125% limited warranty.

• 125 psi non-shock cold working pressure
• Maximum Temperature 250 degree F at 125 psi
• EPDM O-ring
• Two integral test ports
• Dezincification resistant
• Female solder end connections
• Use in U.S. drinking water applications is prohibited after January 3, 2014
• FLO-BOSS MV
• ASME B16.18 (solder ends)
• Potable Water Code: Not LL Comp not intend potable
• Classification: Manual Balancing Valves
• All Basic Material: Brass
• Type of Valve: Circuit Balancing Valve
• Nominal Size: 1/2 in.
• Valve End Connection Type: S -- Female Solder Cup
• Turns Operations: Non-Manual

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