Vacuum check valve is designed to prevent liquid (water) to enter the gas dosing system. The valve only allows gas to flow through it in one direction.
GENERAL
Vacuum check valve is designed to prevent liquid (water) to enter the gas dosing system. The valve only allows gas to flow through it in one direction.
Vacuum check valves are two-port valves, meaning they have two openings in the body, one for gas to enter and the other for gas to leave. Vacuum can flow only in one direction.
Vacuum Check valve works automatically and is not controlled by a person or any external control.
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