Siemens Manual For Chilled or Low-Temperature Hot Water in Closed Circuits Pneumatic Manual Control Valve BPZ Series, G

The Siemens VVG two way valve control the flow of water or glycol solutions. They have a 5.5 mm nominal stroke and are compatible with SAS Series actuators. Use the VVG as a control and shutoff valve in small to medium HVAC installations for hot water and chilled water applications. Use in closed circuits only.

External metric threaded connections
Reduced seat diameter produces reduced Cv
Double O ring packing with Teflon wiper