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I’m in the middle of a major house renovation, doing as much as I’m able to myself. When we moved in 18months ago, we had the boiler replaced, but linked to existing (at least 30years old) pipework. I want to make a change to my setup so that I can independently control the upstairs and...

I'll be moving in a few weeks time to a 5bed detached Victorian house in need of lots of TLC. One of my primary tasks is to have a new heating / hot water system installed and I'm torn between going for a high powered Combi or a System boiler with Megaflo tank. Considering Vaillant or Worcester...

Boiler set to permanently on, Thermostat turned up so that it clicks to fire up the boiler... but boiler isn't firing up:( DHW is working fine, on demand. No fault lights flashing. Pressure is ok at 1bar. All was working fine this morning, but now house is cold:( Could the...

I have an old style Honeywell dial thermostat (T6360B). This has three wires connected from my Baxi 105he combi boiler... Brown from the boiler to terminal 1 in the thermostat Blue 'switch' wire from the boiler to terminal 3 in the thermostat Earth to the earch terminal in the thermostat...

I thought it would be a good idea to replace my old Honeywell dial thermostat with a Honeywell cm107 programmer/thermostat combined :D The wiring is the same according to both thermostat's wiring diagrams with two wires connecting to two terminals in the combi boiler. Should be a straight swap...