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Pops_R's avatar
Pops_R
Explorer
Jan 04, 2017

Using Automotive Antifreeze in Black Grey Water Drains

Is there any harm in using the Automotive antifreeze in the gray water drains? I understand it is toxic and why why we use RV Antifreeze to winterize, but do not know if there is any concerns to da...
Huntindog's avatar
Huntindog
Explorer
Jan 06, 2017
It is all about drains. The stuff starts out in toilets, sinks, and showers which all have drains. Then it goes into the black/grey tanks which also have drains.
As for taking it to a recycle center.... Good luck with taking black tank contents there.

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