For IIR members only

White paint reduces air conditioning demand

A team of researchers has developed a radiative cooling paint that keeps surfaces more than 1.7 °C cooler than their ambient surroundings (at noon).



Researchers at Purdue University have developed a radiative cooling paint that maintains a surface temperature lower than ambient under direct sunlight.  


“Heat-rejecting” paints are already available on the market. They reflect only 80-90% of sunlight....

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