Single Automatic Water Pressure Relief Valve Thread Type Small Air Venting

DN25 Ductile Iron Single Air Release Valve Thread Type Small Air Venting​ Feature ARVS-Single air release valve is commonly installed in the peak of the pipeline, and used for exhausting the compressed air in pipeline system, generally there will be about 2% of dissolved air in water and it will release as bubbles and thru the air release valve nozzle. It can prevent the existence of bubble gap for flow, this can help a better efficiency for transmission of flow. • High grade