Danfoss 003Z1321 Pressure Independent Control Valve AB-QM 1/2" 25-1.2 GPM

The Danfoss 003Z1321 Pressure Independent Control Valve AB-QM 1/2″ is a new generation valve which is aimed at improving the performance and efficiency of HVAC systems. This is a type of valve specially intended to control the flow of water within the system as well as its temperature and pressure. The Danfoss AB-QM Pressure Independent Control Valve (PICV) is used to control both the flow rate and pressure in HVAC systems. This is because it has an external NPT thread connection that makes it easier to be integrated with most of the pipining systems.