Ideally solar panels should be cleaned every few weeks to maintain peak efficiency which is especially hard to do for large solar panel arrays.
How do self cleaning solar panels work.
Solar panels can become incredible hot in sunshine.
The first thing you want to do is to check with your solar panel manufacturer.
They might have specific recommendations for cleaning.
How to clean solar panels.
But when your solar panels do need a cleaning here s the best safest and the most effective way to do it.
Do self cleaning solar panels exist.
First try if your garden hose alone does the job.
Without it your panels could generate anywhere from 15 25 less energy depending on the extent of filth.
Cleaning can cost up to five dollars per panel.
If you do decide your solar panels need to be cleaned there are two main ways of doing it.
These work by using a hydrophobic coating that stops water droplets from sticking to the surface as the droplets roll off of the panels they also take dirt and dust with them.
Hire a professional or do it yourself.
Cleaning dirty panels with commercial detergents can be time consuming costly hazardous to the environment or even corrode the solar panel frame.
Either clean your solar panels in the morning afternoon or pick a relatively cool day.
Many of those who are new to solar energy don t actually know that solar panels need to be clean in order to properly work.
How to clean solar panels.
Many solar installers now offer arrays that use self cleaning panels.