Because you don t want to scratch the panels in any way it s best to use just water and a non abrasive sponge to apply soapy water.
Manual cleaning of solar panels.
Clean your solar panelson an overcast day early in the morning or in the evening.
Show extra caution if cleaning your solar panels requires you to climb up on the roof.
Extreme care should be taken if surfaces are slippery or wet.
Do not touch the electrical components of your system at any time.
The most effective way to clean your solar panels is with a hose and a bucket of soapy water.
However you need to get to your panels use caution when climbing on your roof.
Clean the surface of the solar panel with a soft cloth or sponge.
If your solar panels are installed on the ground then you can opt to use a simple sponge to clean them up or a soft brush as well.
Your solar panels need to be exposed to sunlight in order to produce power.
How to clean solar panels with water and a soft broom a soft household broom is great to use to gently scrub away persistent bird droppings from the solar panels.
However unless you live somewhere with high amounts of smog dust dirt or sand blowing around solar panel cleaning is generally not necessary.
Early morning can be a particularly good time for cleaning as dew that has settled on the panels overnight will likely have softened grime.
Today the most common way to clean solar panels is to use dishwashing soap and or commercial cleaning detergents.
There are special washing brooms to buy with telescopic handles.
They found that tilted panels don t require cleaning as much as flat panels.
This was confirmed by another study by engineers at the university of california san diego which found that a minimum five degree angle helped debris to slide off the panels.
Unlike dishwashing in your sink however the soap or detergent product sprayed on your panel will ultimately end up coming off of your roof into your yard or decking areas as opposed to down the drain.
You do not have to clean the wiring underneath.
Google did a study on the need to clean solar panels.
When cleaning solar panels it is essential to use the right cleaning equipment.
You can almost always maintain and clean your panels from the ground with a hose.
If the sun is beating down on the panels any water used can quickly evaporate and dirt will become smeared.
The glass is strong but using abrasive materials can scratch the surface of the glass reducing its performance or even damaging the module.