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Various studies have been conducted into the effect of dust and muck on solar panels, concluding that their efficiency can be reduced by up to a staggering 80% if dirty (BBC News 23 August 2010 – full article http://www.bbc.co.uk/news/science-environment-11057771)
Professor Malay Mazumder of Boston University has written many articles on the subject, which are available on the internet.
The most widely recognised method of cleaning solar panels is with the use of pure water and soft bristle brushes. This method also ensures no damage to the panels and roof tiles, associated with climbing on roofs etc.
Churchill have been cleaning solar panels for a large number of customers without the need to climb on roofs, by employing the pure water method.
Please contact us to discuss solar panel cleaning further; the cost is extremely low and the benefits to your PV output, significant.
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