In California, installers are needed to have both a common contractors license or a C-46 Solar Contractors License. This license handles installations for photovoltaic systems, solar drinking water and Area heating, and solar pool heating. If you purchase the General performance Approach, Palmetto also contains sections and labor coverage as https://share.evernote.com/note/36cec963-899f-a862-794d-fdbb4eac0cd6