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New Material Cools Roofs without Electricity: that Makes a Difference of up to 12.9 °C in the Sun

Summary by Duurzaamnieuws
Researchers at the Spanish research institute CSIC have developed a thin coating that can cool surfaces without electricity, a fan, or a compressor. During a roof test in Tres Cantos, Spain, a surface treated with the coating remained up to 12.9 degrees Celsius colder than an untreated reference surface. The material is largely made of the plastic PVDF and reflects an average of 82.4 percent of sunlight, while radiating 96.7 percent of its own h…
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Researchers at the Spanish research institute CSIC have developed a thin coating that can cool surfaces without electricity, a fan, or a compressor. During a roof test in Tres Cantos, Spain, a surface treated with the coating remained up to 12.9 degrees Celsius colder than an untreated reference surface. The material is largely made of the plastic PVDF and reflects an average of 82.4 percent of sunlight, while radiating 96.7 percent of its own h…

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Duurzaamnieuws broke the news on Wednesday, September 23, 2026.
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