The median degradation rate for PV Solar Panel Modules is 0.5%/year and the average is 0.7%/year. 780 Solar panels were tested for degradation from the National Renewable Energy Laboratories.
The median degradation rate for PV Solar Panel Modules is 0.5%/year and the average is 0.7%/year. 780 Solar panels were tested for degradation from the National Renewable Energy Laboratories.
