What is a Type AA air gap?
Posted by gena - Sep 30, 2019 Uncategorized 0 0 Views : 9 Receive Updates For This Category
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Sep 30, 2019
Type AA air gap – air gap with unrestricted discharge A non-mechanical backflow prevention arrangement of water fittings where water is discharged through an air gap into a receptacle which has at all times an unrestricted spillover to atmosphere.