U.K. business Roof Tiles Technology Ltd has developed a solar tile with a claimed efficiency of 17.5% and power output of 175 W per square meter. The company’s founder, Antonio Lanzoni, said a ...
In March, we removed the 4-kW solar array as well as the existing, substandard roof tiles. The following month, we brought the attic insulation up to an R30 level. Then, in June, we installed ...
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