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Photovoltaic panels can be treated with high pressure water guns
Don't use a high-pressure washer to clean solar panels as it can damage the PV cells and create small cracks. These tiny flaws can cause hot spots and even burn scars on the panel, rendering it useless and perhaps posing a fire danger. Risks of Cleaning Solar Panels with a Pressure Washer Using a pressure washer might sound like a fast. . While pressure washers are effective cleaning tools for various surfaces, their high-pressure water jets can potentially damage delicate solar panel components.
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