By A Mystery Man Writer
Redundant Anti-Siphon Capability: Combined use of Relief Valve & Vacuum Breaker An engineering firm recently specified two seemingly unrelated valves to provide redundant siphon prevention in a ferric chloride piping system. In many piping systems, when the pump is shut off, vacuum occurs as liquid drains from the highest point to the lowest point in
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Application Note: Relief valve & vacuum breaker work in tandem to eliminate siphon