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Posted on 14 May, 2020 in Maintenance

Keep your Solar power system operating at peak performance

Keep your Solar power system operating at peak performance

How often should solar panels be cleaned?

Unfortunately, it is often the case that the installation date the last time a solar system owner ever looks at their panels – until something goes wrong. We recommend that panels be cleaned and inspected at a minimum once every 12 months.

Does cleaning your solar panels make a difference?

Dirt on solar panels usually has very little effect on their performance. ... Cleaning in addition to what is done naturally by rain will boost panel output, since on average they will have even less dirt on them, but it doesn't help much.

A test done by one company found the amount the efficiency is lowered is minute – maybe 5 per cent or less. And, with a typical 5 kW system, this might equate to about $20 of loss in your energy bill. Another company found that a thorough clean made the panels 3.5 per cent more efficient.

It is important to get an annual inspection and cleaning to keep your system operating at peak performance. 

Why do I need a professional to clean my panels?

A professional will be able to remove debris from the glass panels with the proper tools, soap, and water to prevent damage. They will also be able to assess any damage to the system and recommend next steps.

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