While the methods of collecting solar energy have improved drastically over the years, some of the most effective tools have been around for decades. Case in point: the Trombe wall, made popular by French engineer Felix Trombe in the 1960s, but originally patented as early as 1881 by Edward Morse. The idea behind the Trombe [...]
Source: http://feedproxy.google.com/~r/residential-solar/~3/DDcWeJPdEwk/
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