Man’s DIY roof cooling hack goes viral in heatwave

A viral video shows a man using a low-cost DIY method to cool his rooftop during extreme summer heat. Using lime, Fevicol, and a waterproofing compound, he claimed the coating reduced roof temperatures by up to 15 degrees Celsius. The treatment reportedly costs around ₹850 for a 1,000-square-foot roof, sparking online discussion about affordable cooling solutions during India's ongoing heatwave.