Yongjia County of Chau Controls Valve Co., Ltd. (http://www.tzfam.com/) (http://www.tzqdf.com/) Oubei town located in Wenzhou City, is a collection of scientific research, design, manufacturing, sales service in one of the pneumatic actuator, pneumatic valve, pneumatic butterfly valves, worm gear box, pneumatic valves, pneumatic gate valve, pneumatic globe valve manufacturer. 

 Air Source Treatment FRL 
 Pneumatic technology, air filter, pressure reducing valves and oil mist, three air source treatment components to be assembled together referred to as pneumatic FRL, pneumatic instrumentation used to enter the air purification filtering and decompression to the instrument supply rated air supply pressure, which is equivalent to the function of the power transformer in the circuit. Air filter regulator design is lightweight and easy to install, therefore, and pneumatic transmitters, pneumatic control valve positioner, and other products installed together supporting the use of If the air filter pressure relief valve designed as a whole, become FR.L. 



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