Annual Solar Panel Cleaning
Some charge a flat rate within a range of 150 to 350.
Annual solar panel cleaning. If your panels have cracked you may be able. How to clean those dusty dirty solar panels 1. Homeowners spend an average of 150 to have their solar panels cleaned. Soiling on solar panels related to debris dust bird droppings or dirt can accumulate on the surface of the module and lead up to 30 annual losses in worst cases.
Rates may be higher or lower depending on your zip code total number of solar panels and accessibility factors such as roof height. If tree branches obstruct the sun you ll need to have them trimmed or removed. Industry experts recommend cleaning your solar panels twice per year to keep them at their peak power output. The national average cost for residential solar panel cleaning is 133.
Brushing any loose dirt off before spraying them with water will make the squeegeeing process quicker and easier. Depending on factors such as roof slant home height and system size companies charge between 3 and 10 per panel. Be sure to check your panel manufacturer instructions for shutting down the system before cleaning if necessary.