Essentially in the same manner you would wash your car at home.
Cooling and cleaning solar panels.
Read more about solar and snow here.
Many times solar panels are located in hard access points on the roof and are complicated to perform regular cleaning.
The essential solar panel cleaning tools are brushes intended for modules.
A solar panel cleaning brush features extension poles that allow you to effectively clean the modules from a safe distance either on the ground or on.
Firstly cleaning panels will cool them down and cause them to operate more efficiently.
If someone cleans hot panels when and immediately checks their performance and sees it has increased by 10 that could be entirely due to the fact they are now 40 degrees cooler.
And snow actually cleans your panels as it melts taking any dust and dirt with it as it slides off the slick module surface.
If you have a rooftop system it may be a good idea to enlist a cleaning service if only for safety reasons.
Never use an abrasive material to clean the solar panels.
The most effective way to clean your solar panels is with a hose and a bucket of soapy water.
Just like going to a car wash there are professional options for cleaning solar panels your solar installer may even do it for you for a fee.
It is best to clean your solar panels using ambient temperature water during early mornings 6 7 am when the modules temperatures will be low after cooling down overnight and when the solar generation has not started.