SAN RAFAEL, Calif.--(BUSINESS WIRE)--SunLink Corporation and RA Power & Light have completed another successful commercial rooftop solar installation - a new 270 kW system at the Aethercomm facility in Carlsbad, Calif. Solar developer and EPC RA Power & Light leveraged years of expertise in commercial solar together with the rapid installation advantages of SunLink's Precision-Modular RMS ballasted mounting system to complete the project three weeks ahead of schedule. The Aethercomm PV