The PVC Exhaust Vacuum Valve function is to break the vacuum in the system. Plastic PVC Vacuum valve can automatically discharge a small amount of air accumulated in the pipeline under pressure, and automatically intake when the pipeline is under negative pressure. PVC Exhaust valve size from DN15 to DN50, connected with thread and flange. PVC air valve protects system from pressure exceed and pressure vacuum. used for corrosive medium.
Features
1. Plastic PVC air vent valve all parts is made by PVC and EPDM. it is good property of corrosion resist. suitable for chemical industry
2. Plastic PVC air vent valve is Straight channel design, the air inlet outlet volume is big
3. The anti-blow floating ball design to ensure the air inlet and outlet continuely
4. Dynamic low pressure seal make the valve sealing well under low pressure
