Nominal Diameter：DN65-DN200
Nominal Pressure：PN10-PN16
Body Material：Ductile iron,Cast steel
Applied Service：Clean Water, etc

Products Introduction

This series of composite exhaust valves are suitable for installation in the pump outlet or water delivery and distribution pipelines. lt is used to remove a large amount of air accumulated in the pipeline, or the trace air accumulated in the higher part of the pipeline is discharged into the atmosphere to improve the efficiency of the pipeline and the pump, Once there is a negative pressure in the pipe,the valve quick sucks in outside air. To protect the pipeline from damage caused by negative pressure.