One unexpectedly strong benefit of the panels we put on our roof was the lower cooling bill, even before we were allowed to switch on the panels and use the pow

One unexpectedly strong benefit of the panels we put on our roof was the lower cooling bill, even before we were allowed to switch on the panels and use the power generated. Our roof geometry only allowed for a 65% solution instead of the 80% we were aiming for, and this unaccounted for improvement almost made the difference.