Gallery: Swiss Researchers Develop a Roof that “Sweats” to Passively Co...


Mammals have the unique ability to moderate their body temperature through perspiration— evaporation on the surface of our skin that helps to keep us from overheating. But if sweating works so well for humans, why couldn’t it work for buildings, too? A team of Swiss researchers from ETH Zurich has developed a new type of synthetic roofing material that holds water and sweats when it heats up, effectively cooling down the building without the use of electricity.

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1 Comment

  1. jamesferguson October 5, 2012 at 3:20 pm

    A great idea ! – Has it been considered for train roofing – It could be used to remove enthalpy in Train (SBB), Underground and metro situations, were air-flow would aid evaporation and chillers would be more effective, and wetting sources would be easy to configure.

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