Blow Lines or AntiFreeze, or both?
I've read a lot of threads about winterization. Some say blow the lines, some say fill the lines with antifreeze. But I still have a few questions. I'm sure I'll get a number of opinions, but I fig...
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drillagent wrote:
Also, I have read in other posts that some use de-icer windshield washer fluid in the p-traps and gray/blank tanks. I wouldn't use it in the lines, but the other posters say it's cheaper. ($1.50/gal vs $3.50/gal) Has anyone tried that? (please don't blow me in place. Just asking)
That sounds like great way to blow up your plumbing.
WW a/f is designed to evaporate. The alcohol will be gone long before the winter is, leaving the plumbing full of nothing but water.
