Thanks for the reply.
Ill look to wire the Wiser into the control centre. It is a 3 channel version.
Unfortunately no smart Trvs.
Here is the wiring currently, are these standard colours?
Hi,
I was trying to switch my boiler control and in my haste undid all the wires behind the boiler control unit.
How do I reconnect them. So the new wiser unit can send demand for either HW or CH?
The connector blocks restores power to the combi, there is a cylinder upstairs. 2 room...