Certification just isn't a organization need for EnergySage installers, but it really's extremely encouraged. In the event the installer started off working within the solar sector right before NABCEP was fashioned in 2002 and it has a lengthy (and positive) track record, we may still permit them to join our https://sites.google.com/view/california-solar-company/why-buy-maintenance-services-from-solar-companies-bakersfield