Strange "pink stuff" freezing problem
I'm new to this site but I've had travel trailers for some time. Every fall I winterize using a gallon of the "pink" RV antifreeze and have never had any issues with any trailers. Last fall...same r...
Forum Discussion
The pink stuff will freeze but not expand until – 50*…
It could be you still had some water in the lines… just a little water will lower it protection level quickly… I guess it’s also possible you got a bad bottle…
I blow out the lines on mine then pump the pink stuff through, then blow the pink stuff out…
I don’t trust either method as being fool proof… have made enough repairs on units that were just blow out not so many that used the pink stuff… and all the dealers doing winterizations around here use the pink stuff and have to guarantee against freezing…
It could be you still had some water in the lines… just a little water will lower it protection level quickly… I guess it’s also possible you got a bad bottle…
I blow out the lines on mine then pump the pink stuff through, then blow the pink stuff out…
I don’t trust either method as being fool proof… have made enough repairs on units that were just blow out not so many that used the pink stuff… and all the dealers doing winterizations around here use the pink stuff and have to guarantee against freezing…
