Certification isn't really a organization need for EnergySage installers, however it's very proposed. If the installer began Functioning from the solar field before NABCEP was formed in 2002 and it has a lengthy (and positive) reputation, we should allow for them to hitch our Marketplace. Slavery also unfold there as https://www.americanarraysolar.com/steps-to-do-when-installing-a-solar-energy-system/