These controllers can be used in a variety of systems such as, for example, HVAC systems, water heater systems, water softener systems, sprinkler systems, security systems, lighting systems, and the like. The Figures depict HVAC controllers. While the present invention is not so limited, an ...
I wonder if you could replace the radiators with normal modern hot water units, then use a standard tankless gas water heater and a circulator pump, much like I did in my hydronic system. I’m not sure if you could keep the same old circulation pipes though. Oil is typically so much ...