Unplugging unused electrical devices can help to cool down a room, as devices like televisions, computers and electric radiators can still produce heat and use energy even when switched off.
The best practice to assist in cooling down a room in summer is to unplug the units to stop them from emitting and circulating hot air around the room, assisting in reducing energy use and costs in turn.
Take a look at our blog, How to cool down a room: 10 low-cost tips, for further insight.