READER QUESTION
Q I’ve just bought myself an electric fan. Where’s the most cost-effective place to put it?
A ‘Electric fans can use a lot of energy and don’t actually cool the air,’ explains OVO Energy’s Greig Millar. ‘Since heat rises, the coolest air will be at floor level, so set your fan on the ground and point it upwards and outwards towards the opposite wall, with no large objects in the way. This will bounce the cooler air back into the