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heated black and greyholding tanks
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01-11-2019, 06:07 AM
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Restorium
Senior Member
Join Date: Apr 2018
Location: Nebraska
Posts: 557
When you get done dumping and close the valve, pour a gallon of RV antifreeze down the toilet. Then if you get a cold snap you could still empty and might not get stuck with not being able to use the toilet until it warms up outside.
Restorium
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