Solar panels are generally self cleaning but in particularly dry areas or where panel tilt is minimal dust and other substances such as bird droppings can build up over time and impact on the amount electricity generated by a module.
How do you clean solar panels on roof.
A domestic solar panel cleaning will generally cost 100 150 assuming you can t reach the roof and do need to hire a professional.
They might have specific recommendations for cleaning.
This tends to result in a 3 to 5 increase in efficiency.
In this article you will learn how to clean solar panels the right way.
We ll get to the best way to clean your solar panels in a minute.
You can include a solar panel cleaning as part of your spring cleaning routine.
But first let s look at when and why you might need to invest in solar panel cleaning equipment or hire a professional cleaning service.
Hire a professional or do it yourself.
Google did a study on the need to clean solar panels.
Most manufacturers recommend cleaning at least twice a year.
How to clean solar panels.
The first thing you want to do is to check with your solar panel manufacturer.
However cleaning is one aspect of solar panel maintenance that should not be taken lightly.
They found that tilted panels don t require cleaning as much as flat panels.
Grime and bird poop doesn t need to cover an entire panel to have an effect.
At the very least you should do an annual cleaning of your panels.
How to clean solar panels.
This price is typical for solar arrays of 20 roof panels or fewer which is the situation for an average family of three in the uk.