Thread: Hot water through my ro unit!
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  #15  
Old 01-06-2013, 11:31 PM
11purewater 11purewater is offline
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An air gap is usually one inch above flood.for instance if your kitchen sink overflows that water never touches the spigot.
Last edited by 11purewater; 01-06-2013 at 11:45 PM.
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