- - What is an air gap?
(https://www.askmehelpdesk.com/showthread.php?t=562392)
Mar 15, 2011, 06:53 AM
scivydraws
What is an air gap?
Mar 15, 2011, 07:05 AM
afaroo
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Air gaps, to prevent a direct connection between your sewer and the dishwasher. They also prevent dirty water from the sink draining back into your dishwasher. See the image below, Thanks.