Best alternative to RV antifreeze.
We're trying to get an early start heading out west this year in April. We're going the South route out and North route back so we will experience some freezing snowy weather for sure. A mix of 50/50 ...
Forum Discussion
as others have mentioned the tanks should not be a problem unless they are full with no expansion room. The only other place of concern is at the waste empty valve. The RV antifreeze is slightly heavier than water so if when you empty your tanks you put a little antifreeze in it will flow down to the waste gate and protect it from damage and the rest should be OK. Actually the more liquid in your tanks the more resistance to freezing however don't let get too full just in case. A gallon of antifreeze in each waste tank put in when empty should be enough until you dump. Just my opinion.
