I work 8-5, so yes, I realize apple is open during these hours. I know they are open until roughly 6 or 7pm. It's the after 5pm hours, and sat/sun hours I'm interested in. So I can plan my week.
An air gap for a dishwasher is a requirement set forth by local plumbing codes. It is a device designed to ensure water flows only in the right direction during the dishwasher cycle. As a dishwasher operates, hot water flows in from the sink's hot water connection.
The drain is in the bottom of the dishwasher. There will always be an air gap between the supply line and the drain line -- it's just internal to the dishwasher.Backflow into the potable water system would seem improbable, if not impossible.he drain is in the bottom of the dishwasher. There will always be an air gap between the supply line and the drain line -- it's just internal to the dishwasher.