Stop Cooling an Empty House: The Next Smart-Home Saving
Stop Cooling an Empty House: The Next Smart-Home Saving We’ve learnt to control our heating. Now perhaps our homes need to learn how to manage summer. For years, the smart-home conversation in Britain has largely been about winter. Smart thermostats turn the heating down when we go out. Individual radiator controls stop us heating unused rooms. Timers prevent boilers and heat pumps running unnecessarily. Some systems even learn when we normally arrive home and make sure the house is comfortable just before we walk through the door. It makes perfect sense. So why, as our summers become hotter, do we often approach cooling in a completely different way? A room becomes unbearably warm, so we switch on a fan. If that does not work, perhaps we buy a portable air-conditioning unit. Then we leave it running while we cook dinner downstairs, go shopping, sit in the garden or even leave the house entirely. We would think twice about leaving the central heating blasting away in an empty hou...