If you have ever opened your airing cupboard and spotted a big copper or foam-covered cylinder with a switch nearby labelled “immersion”, you might have wondered what it actually does.…

A lot of homeowners ask me about smart home heating controls, but assume it means ripping out their boiler and starting again. In most cases, that simply is not true.…

If you’re investing in a replacement boiler, there’s one question that nearly always comes up during the survey: should you upgrade your thermostat as well? It’s a fair question. You’re…