The clever air-con upgrade that’s cutting Costa del Sol electricity bills, room by room

If your villa cools every room whether anyone’s in it or not, you’re wasting money every day. A technology most local installers already use quietly fixes that. Here’s a scene most Costa del Sol property owners will recognise. It’s July, the air conditioning is running flat out, and there are people in exactly two rooms of the house. The guest bedrooms, the dining room, the study… Source