Solar energy and an engineering team on the roof of a building to install panel. Rooftop Solar cell.
Solar energy and an engineering team on the roof of a building to install panel. Rooftop Solar cell.
Solar energy and an engineering team on the roof of a building to install panel. Rooftop Solar cell. foreman walks along panels to check work.
Solar energy and an engineering team on the roof of a building to install panel. Rooftop Solar cell.