Solar-Design Tools for Green Building
March 19, 2007
Thousands of residential solar buildings, including many that use multiple solar technologies, have been built in the United States since the 1940s. Today, residential solar-energy applications tend to favor PV electric systems, passive-solar or climate-responsive design, and solar water heating. Surprisingly, solar domestic water heating (SDHW) has been eclipsed by the activity in PV. This is unfortunate, since SDHW is generally cost-effective when coupled with effective backup water heating and energy- and water-efficient distribution systems.
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