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pneumatic control valve - China Manufacturer
Thank you for inquiry my pneumatic control valve, Tel:0086-574-88869817, Email:jelpc@jelpc.com
http://www.jelpc.com/jelpc-solenoidvalve/
Loss of signal protection is the control signal is lost due to the failure of the lines and other electric actuator control valves open and close to set protection value, common protection value is fully open,hand lever valve fully closed and remain in place three conditions. Gas Water Heater Valve
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