The Siemens VMP42.11(2) 1/2" 2-Way Valve Assembly is a high performance component to control fluid flow in HVAC systems. Its connection size and high flow coefficient (Cv) of 74 will allow effective control of water or other fluid in the system. #Siemens #BVMP42.11(2) #2-WayValveAssembly #Siemensparts #PartsHnC #PartsHnCBuzz #HVACParts #FurnaceParts #AirConditionerParts https://www.partshnc.com/vmp42112-siemens-building-technology-12-74cv-2w-or-3w-vlv-body