What are the consequences of incorrect positioning of air separator (and swapped return/flow) in solar heating system?
I've moved into a house that has a Vaillant Solar system for helping heat the water. We had various issues that resulted in a Vaillant engineer visiting, who pointed out various problems, including a ...
According to the manual of my AWB ThermoMaster 2HR 28.02WT Condensing boiler, it is compatible with a pre-heating solar system for tap-water only. It even has extra facilities to ensure that the ...