Antifreeze

RPMagoo said

50/50 pre-mix is a rip off. What's wrong with a gallon of concentrate , mixed with a gallon of water ? JMO

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There is one small advantage, and I'm not saying this makes the price justified...........and that is "some places" the tap water is SO bad you really should not use it in a cooling system. My years in the Navy in San Diego comes to mind.......