As part of a major renovation seeking net-zero energy LEED certification, DPR Construction of San Francisco wanted to install solar panels on its roof.
For years the National Roofing Contractors Association (NRCA) and many top solar roofing professionals have discouraged solar contractors from using ballasted racking systems.
The Polyisocyanurate Insulation Manufacturers Association (PIMA) announced that it has signed on as a Kilowatt Level sponsor of Appalachian State University’s entry to the Solar Decathlon Europe 2014.
Nicholas Bryditzki, a licensed roofing contractor and certified infrared roof inspector, hired one of the nation’s premier solar engineers and together developed the first solar auxiliary roof pump with smart-chip technology and a proprietary solar panel for ponding water on flat roofs.