There is a little known trick to keeping your house cool which needs only a £1.20 roll of tin foil - such as that sold in Asda as well as other supermarkets like Tesco, Morrisons, Sainsbury's and Aldi. Source link : https://www.mirror.co.uk/news/uk-news/households-told-put-kitchen-foil-35722730 Author : mirrornews@mirror.co.uk (Alex Evans, Ashley Bautista) Publish date : 2025-08-13 11:20:00 Copyright for syndicated content belongs to the linked Source.