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StarkNaked's avatar
StarkNaked
Explorer II
Nov 30, 2021

Trouble finding alcohol free RV antifreeze this season?

Is everybody having trouble finding alcohol free RV antifreeze this season? Walmart has always had it in past seasons. This year, three different brands, but all alcohol based. Checked on line, ...
Seeking Advice
TechWriter's avatar
TechWriter
Explorer
Dec 03, 2021
StirCrazy wrote:
I just looked up the chemical compatability of Propylene glycol and rubber, it is listed as satasfactory. I have no issues using it im units, and neither do thougsands of rv dealers and service departments, its actualy recomended in my owners manual.

Chances are that those rubber seals are actually made of Santoprene. Alcohol has little effect on it.

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