Manufacturer Name: Siemens Building Technology Product Number: 599-03077 OEM Part Number: 599-03077 Product Description: 1" Nc Vlv Ss 250 10Cv Weight:4.88lbs/2213.53g The Siemens 599-03077 Flowrite Valve is a 2-way valve of high quality which is used in HVAC systems. This valve ensures that flow control is well handled with a lot of precision. It has a 1/2” valve size with a fl... https://www.partshnc.com/1-nc-vlv-ss-250-10cv