Having played around I can see the benefit of having Domoticz running on a dedicated system so I've ordered a Raspberry Pi - thanks for leading me to...
A few years ago, when I first installed Evohome, I used IFTTT to log room temps and set points. I had graphs of temp and set point for each room but...
It's a binary boiler. The scheme would work if there was a means to keep the pump running after the call for heat had ended and the 3-port valve had...