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What is a suitable solar panel installation provider near S San Fran, California CA?
That would be great, thanks. Do they offer any warranties or guarantees with their installations?
Yes, SunPower by Solar Technologies offers a 25-year warranty on their solar panels and a 10-year warranty on the installation. They also offer a performance guarantee that their systems will produce a certain amount of electricity over the first 25 years. Overall, they have a solid reputation for standing behind their products and installations.