RV Antifreeze
I just came from an RV repair place and the owner warned me not to use RV antifreeze containing alcohol because it deteriorates the rubber seals. He then went into a sales pitch for his own rv antifr...
Forum Discussion
JaxDad wrote:
Just out of curiosity though, all my sinks go into my grey water tank. How many extra gallons are you saying should be poured down the toilet to protect the black tank?
Since my black tank lever pulls the hardest, during regular season use, I always make sure to add a gallon of Prestone RV to the black tank at season end. While not worried about freezing residual contents of black tank, this brand does a good job of lubing the valve seal. It pulls very easy in Springs first use.
I also blow my lines before using anti-freeze, so what comes out the taps & low points while running through, is fairly pure. This is what I pour in toilet, usually about a gal. I still dump pure in the traps.
Jerry
