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Hi all, I hijacked a thread earlier to ask a question regarding a Black Friday deal for Hive. After looking through threads to get some clarity on installation I still need some help. I contacted Hive earlier to ask if I can use existing thermostat power to power the thermostat. They said...

Can someone advise if the Ideal Logic H12 is OpenTherm compatible please. On the ideal site it says it is, but with Evohome. I also read somewhere I need to install some OpenTherm interface controller into the boiler. What would this be if so? If I can go OpenTherm, is it worth the cost. I am...

I have a clarification question on OT and the use of Smart thermostats for more than one heating zone. To my knowledge, OT is a control algorithm that utilises Proportional, Integral and Derivative control actions to try and smooth out boiler action in order to track the desired temperature...

Hello, New to this forum. I was searching for info on smart thermostats and chatted to Tado for information but I think they gave me misleading info. I have a new house with Ideal Logic H12 with ESI 3247B programmer. I have upstairs and downstairs zones with ESI ESRTD3 thermostats. I wish to...