With Two Weeks to Go, Builders Brace for California’s 2020 Home Solar Mandate
GreenTechMedia
DECEMBER 16, 2019
One in five newly constructed California homes now comes topped with a solar installation. A year ago, California gave final approval to updated building codes that require all new homes to come with solar attached. Builders have practiced their solar pitches. Sunrun, the largest residential installer in the U.S.,
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