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Solar panel cleaning guides

Plain-English guides, every fact checked against the source it cites.

Do solar panels need cleaning? What the research showsMeasured dirt losses from published studies, why rain matters, and how to decide whether cleaning pays for your system.What panel makers say about cleaning, and what voids the warrantyCleaning instructions from Canadian Solar, Maxeon, Qcells, REC and LONGi manuals: water, pressure, chemicals, temperature and warranty risk.Rooftop safety and licensing for solar panel cleanersOSHA's 6-foot fall protection rule for residential construction and California's $1,000 contractor license threshold, explained.

About this site

SolarCleaningRated lists solar panel cleaning companies and scores each one only on what it publishes on its own website, by published criteria applied the same way to every company. No reviews, no paid placement. Always confirm details with the company.

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