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
suprz wrote:DrewE wrote:suprz wrote:
Use compressed air and blow the lines out, (make sure all faucets are open, and air is regulated to 30lbs psi, no need to get crazy) have hot water heater open, via anode rod or drain plug, THEN, pump RV antifreeze in like usual. Don't forget tank flushes and outside shower too. open faucets to relieve pressure once finished. And at least a gallon down each drain, and the toilet.
A gallon down each drain? Exactly how large are the P traps in your RV?
A cup or so is sufficient in nearly all cases.
Yes, cause there's always something left in the holding tanks too, no matter how long you drain them for.
Better dump a gallon or two in the fresh water tank, as there'll be some water left in those also.
That little bit of residual water freezing in a large space will hurt nothing as long as it has room to expand, even if you have a gallon or two against the blade valve.
