Posted 11/7/2013 08:43 (#3429809 - in reply to #3429774) Subject: Re: Tell me the difference between auto antifreeze and plumbing antifreeze
E.Central MN
And you should be testing the water for the boiler every year, something I didn't know until I talked to an outdoor wood boiler guy. I guess it makes sense, its basically a big radiator with a heating unit made out of metal that corrodes over time.