Meaning backflow prevention
What does backflow prevention mean? Here you find 2 meanings of the word backflow prevention. You can also add a definition of backflow prevention yourself
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backflow preventionPrevention of the flow of any foreign liquids, gases or substances into the distribution pipelines of a potable water supply; accomplished by an air gap or mechanical backflow obstacle.
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backflow preventiona system designed to protect potable water from wastewater contamination which could occur if wastewater pressure exceeds potable water pressure over a cross-connection where one or more check valves [..]
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