Self supporting flow balance valve

Zl47f self operated flow balance valve is mainly composed of an automatic regulating valve disc and a manual regulating valve disc. The automatic pressure change of the medium is used as the power to automatically adjust the flow through the valve itself, which is accurate and stable. At the same time, it has the functions of opening indication, locking and closing. It is suitable for flow control of non corrosive medium such as heating and air conditioning. One time adjustment before operation can make the system flow automatically constant and then set the required value.