PITTSBURGH, Jan. 30, 2026 /PRNewswire/ -- "As an HVAC technician, I needed a simple and intuitive means of determining the rise and run distances for a roof," said an inventor, from Fresno, Calif., ...

PITTSBURGH, Jan. 30, 2026 /PRNewswire/ -- "As an HVAC technician, I needed a simple and intuitive means of determining the rise and run distances for a roof," said an inventor, from Fresno, Calif., ...

Scientists from South Africa’s Durban University of Technology have investigated the optimized roof pitch angles for integrating PV systems into low-cost buildings. “In the Global South (GS), access ...