The electric constant air volume valve is based on the regulating valve with an intelligent mechanism to set the air volume according to customer needs. Through the change of air flow in the air duct, the actuator automatically adjusts the opening Angle of the blade inside the valve door to keep the air volume constant.

• 

  CCCF certified products

• 

  CMA metrological certification

• 

  National quality supervision, inspection and certification

• 

  China recognizes the joint symbol of international mutual recognition

• 

  China recognizes the joint symbol of international mutual recognition