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was_butnotnow's avatar
was_butnotnow
Explorer
Dec 02, 2013

Water and Boondocking 101 Dumping Gary and Black water

There are several options when handling grey and black water. The old stand by is the “blue boy”. All I can say about it is that it will work, but that it is messy, has limited capacity, and has to...
was_butnotnow's avatar
was_butnotnow
Explorer
Dec 03, 2013
The 1 inch hose is used to pump the output from the 12 volt pump which chops up the waste from the 3 inch hose and pumps it into the smaller 1" hose. We pull the lever from the black tank first and after that is done... pull the lever for the gray.. so after that is done not a problem with the small hose as it has only gray water left in it.
Good question but we never worried about what is left in the 1" black hose since the last thing through it was the gray water.

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