The Economic Times

Placing aluminium foil on windows: How this simple home trick works, its benefits and the right way to use it to keep rooms cooler in summers

Using aluminum foil to cover windows can efficiently reflect sunlight and minimize heat accumulation indoors. This budget-friendly trick serves as a short-term remedy for spaces that receive direct sun in the afternoon. For optimal results, apply the foil outside to block sun exposure on the glass. However, be mindful that while this method is useful, it obstructs daylight and isn't a long-term cooling solution.