Air Gap

Meaning, Term, and Glossary Definition - What is Air Gap?

Open vertical gap or empty space that separates drinking water supply to be protected from another water system in a treatment plant or other location. The open gap protects the drinking water from contamination by backflow or back siphonage.

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Related glossary terms:

Air Binding   Air Changes Per Hour ACH   Air Cleaning   Air Contaminant   Air Curtain   Air Exchange Rate   Air Handling Unit   Air Mass   Air   
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Analytical testing dots