WESDUN Double Orifice Air Release Valve is the ultimate all-in-one solution for industries spanning water supply, irrigation, fire protection and industrial circulating water.
This valve is designed to streamline pipeline protection, it integrates bulk air exhaust during filling, continuous micro air venting under pressure, and vacuum breaking upon pipeline draining into a single, robust unit — eliminating the risk of airlock, water hammer and pipe collapse, reducing pipeline maintenance complexity.
It is produced with high-grade materials (ductile iron body, fusion bonded epoxy coating, SS304/SS316 trim), it withstands working pressure up to PN16 and moderate corrosive environments, ensuring long-term reliability in diverse global settings.
Whether you’re managing long-distance water transmission pipelines, operating farm irrigation networks, regulating fire water lines, or optimizing industrial water systems, this valve adapts seamlessly.


