black tank not venting?
We have a 2020 high end 5th wheel and also own a 2019 motorhome, and have owned many other coaches. This is the first time we have had this problem and I suspect a black tank venting issue but I welc...
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^ Could be what Rob describes. If bathroom roof vent is open, and especially if exhaust fan is running, it will draw odor when flushing, since that is a direct vent.
Jerry
Jerry
