NENUTEC present the NVCB Characterised Disc Ball valve. These valve are mainly use in the HVAC system to regulate the flow of water and steam in response to the demand of a controller.Complete range from DN 15 to DN 502 Way, 3 Way Mixing / DivertingForged brass bodyLow leakage factor of up to 0.01% of KvsHigh close-off pressure actuator satisfies demanding requirements of high-rise buildings and highpressure pumping systems PN 40 or 580 PSI system operating pressureActuator can be factory or field installedEqual Percentage Flow Characteristic