UPVC Air Evacuation Valve  

The UPVC Air Evacuation Valve also named Pressure Vent Valve, the function is to make air inlet and outlet the system. UPVC Air Evacuation 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. UPVC Air Evacuation 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. UPVC Air Evacuation Valve all parts is made by PVC and EPDM. it is good property of corrosion resist. suitable for chemical industry 2. UPVC Air Evacuation 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  Dimension Size H…