Save money on your heating bills by controlling when your boiler is on and how hard it's working - we explain how, below. Many domestic boilers are only set up to be on or off. Modern condensing ...

With the winter nights drawing in, and the temperatures dropping, it might be time to think about smarter heating controls. Imagine a situation where your thermostat learns from your preferences, ...

With summer well and truly on its way, and flora everywhere in full bloom, outside temperatures are creeping upward. The back door could be left open now and you might not notice for a minute or two, ...

How smart tariffs change the real cost of running your heating - Smart energy tariffs promise cheaper electricity, but ...

When we moved into a brand new home we thought that it would at least have a reasonable heating setup. How wrong we were. Instead a dual Siemens system - one thermostat for upstairs, one for ...

Karen is an energy efficiency and sustainability specialist with 20+ years experience. At Which?, Karen cuts through the jargon to uncover the environmental issues that matter most to consumers and ...