DIY Efficient Windows - UCSD-TV - University of California Television
DIY Efficient Windows
Date: 2/17/2017; 8 minutes

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Replacing millions of porous windows with energy-efficient versions in older buildings and homes can be prohibitively expensive. Berkeley Lab's Raymond Weitekamp, a Caltech PhD, has a new approach: an inexpensive, paint-on, energy-efficient coating that can be applied simply and evenly without the help of a professional while the windows are still in place. (#31938)

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