By Suzanne DuRard Northwest Asian Weekly Residential solar energy (also called photovoltaic) systems cost a lot. An average system in Seattle costs $15,000 or more. In exchange for that big […]
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By Suzanne DuRard Northwest Asian Weekly Residential solar energy (also called photovoltaic) systems cost a lot. An average system in Seattle costs $15,000 or more. In exchange for that big […]