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Re: How do you test washer fluid for freeze protection
Posted to Technical Discussion Forum on 12/30/2008

Just bought some washer fluid concentrate today. Hi-Gear products HG5666E $.99 per pint. Seems to be blue tinted methyl alcohol. 50/50 gets you down to -15F. We just add a bottle to the over-the-counter stuff when we fill a reservoir.

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