Recent Posts by carrie

New “Cool Roof Time Machine” Will Accelerate Cool Roof Deployment

Standards body approves Berkeley Lab’s method to mimic natural soiling of roofing materials. Cool roofs can help keep buildings cool, thus lowering the building’s energy use, while also mitigating the urban heat island effect by reflecting sunlight away from buildings and cities. But as cool roofs age and get soiled, how much of their reflectance do…
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