It s a good question and one with a lot of different answers.
How to wash my solar panels.
Some say panels need an annual scrub others say quarterly.
Solar panels that are cleaned once and twice a year produce 3 5 and 5 1 more electricity respectively than those that are left uncleaned.
California based solar installer and maintenance provider bland company never uses a cleaning agent on solar panels instead relying on deionized water and a rotating brush system to wash solar panels.
Hire a professional or do it yourself.
Do you need to wash your solar panels.
But when your solar panels do need a cleaning here s the best safest and the most effective way to do it.
Grime and bird poop doesn t need to cover an entire panel to have an effect.
In most places there s more pollution in the winter which is why the spring is a good time to do an annual cleaning.
One company selling an automated washing system says panels should be washed.
A lot of solar companies will offer this type of service to you for a fee of course.
How to clean solar panels.
There are some instances where solar panels might need cleaning but most of the evidence says solar panels are self sufficient and low maintenance.
Yes you have to clean your rooftop solar panels and you have to clean them regularly.
How often should i clean my solar panels.
If you do decide your solar panels need to be cleaned there are two main ways of doing it.
Companies specializing in cleaning solar panels generally say.