Hydronic heating systems (i.e. hot water and radiators) are a whole different ballgame from warm air - much slower to respond. But the beauty of homemade is th

Hydronic heating systems (i.e. hot water and radiators) are a whole different ballgame from warm air - much slower to respond. But the beauty of homemade is that you can just come up with an algorithm that works for your house, by trial and error!