Cool Roofs Could Be India’s Secret Weapon Against Extreme Heat, But Adoption Remains Low
As India faces increasingly intense and prolonged heatwaves, experts say a simple and affordable solution cool roofs remains largely underutilised, especially among low income urban households.
Cool roofs use reflective coatings that reduce the amount of heat absorbed by rooftops, helping lower indoor temperatures by 2-3 degrees Celsius. In cities where concrete roofs trap heat throughout the day and release it slowly at night, these coatings can make homes significantly more comfortable while reducing dependence on fans and air conditioners.
Despite their proven benefits, adoption remains limited. According to experts, the challenge is not merely a lack of awareness but a combination of financial, social and behavioural barriers that prevent households from investing in the technolo...









