With energy bills continuing to rise, households across the UK are doing everything in their power to cut costs. Homes are full of creaks and cracks where the warmth can escape.
Heating that doesn't stay within the walls can mean households are often left throwing money out the window. Luckily, one clever energy saver has revealed the quick test to see where the heat is leaving their home and all it takes is a piece of A4 paper.
Taking to the UK Personal Finance Reddit forum, user epismindwarp explained how their method instantly made their house 3C warmer after making a quick £50 change.