With demand for energy-efficient homes surging in Southern California, home builders are producing more houses with rooftop solar power systems than ever before.
About 4,000 new homes were built with a rooftop solar power system last year in California alone, SunPower Corp. announced Wednesday. That figure nearly doubled year-over-year from 2011 to 2012, the company reported.
SunPower, headquartered in San Jose, designs and builds solar panels and systems. The company recently installed its 10,000th system on a home near San Diego.
Home buyers in Southern California are starting to realize how much they could save by purchasing a new home with a solar power...