In this excerpt from his Classic Hydronics seminar, Dan Holohan shares his knowledge about mixing lowtemperature radiant heating with a highertemperature hot water heating system. He talks about how mixing valves work, using diverter valves, and more. Want to learn more? Visit https://heatinghelp.com/. Want to be an expert? Get a copy of Dan Holohan’s book Classic Hydronics: https://www.amazon.com/ClassicHydron...