Recent content by thelaj

Thanks so much. My spark wanted £120 to do this, which I don’t begrudge him, buts it’s a lot to change 4 wires.

My house has a single circuit combi boiler, with an Altech C014 Controller and wireless thermostat. I want to replace this with a Drayton Wiser controller. Both of these are double insulated. Photos show the existing wiring, and my proposed new wiring for three new backplate. Is it correct, or...