Think I have now resolved this. Thanks for the questions they helped me to better understand my system
Only the hive when I moved which uses a wireless room thermostat as the Hive heat link is removed I suppose subsequently disconnected....
Thanks for the reply.
I'm not sure but I think it is a Y-Plan. Flow from the condenser boiler (British Gas 330+) goes through a Grundfos...
I wonder if you can give me some pointers here. I have a Next 3rd gen device replacing a Hive 1st gen.
I have a boiler and hot water...
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