Thermally-Activated Roof Tiles Change Colour To Conserve Energy
By Engadget at 2 December, 2009, 9:40 am
Since black roof tiles absorb heat and white ones reflect it, we should all just plain re-do our roofs biannually to save energy as the seasons change. Or maybe just get roof tiles that change colour on their own. (more…)
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Thermally-Activated Roof Tiles Change Colour To Conserve Energy
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