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Hi all. I hope you are all well. I want to wire a wireless room thermostat to a old ideal classic boiler which just serves central heating. It has a single channel programmer which switches on the boiler. No zone valve fitted. I believe I just run the heating on wire from the programmer (it must...

Hi all. I hope you are well. I have just installed a underfloor heating manifold with the above controls.mplease see image attached. This is attached to a combi where I have installed 2 zone valves so basically an S plan. Now looking at the wiring centre schematic, it does not go from the usual...