Forum Discussion

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...
dougrainer's avatar
dougrainer
Nomad
Jan 04, 2017
I would expect Auto antifreeze to be a LOT more expensive than RV antifreeze. Doug

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,209 PostsLatest Activity: Feb 26, 2025