Contamination of Solar Modules
The output of a PV system can be significantly reduced by mechanical build-up (e.g. leaves, needles, bird droppings or dust).
![pv-expertenwissens-welt PV-Expertenwissens-Welt](https://www.memodo-shop.com/m/fileadmin/_processed_/4/f/csm_EEG-Umlage_e3e96caf81.png)
The output of a PV system can be significantly reduced by mechanical build-up (e.g. leaves, needles, bird droppings or dust).