On commercial rooftops, design trends are all about maximizing energy density. Module selection is a huge factor there, but so are the layout and tilt decisions — figuring out the perfect shape and tilt to mount as many modules as possible without compromising their performance. Pairing the right racking systemRead More

In previous generations of solar installations, the primary cost-driver was the electricity-generating modules. But in the past five years, as costs for the modules themselves have fallen, myriad other costs have become far more central to making the economics of projects work. The increasing financial burden of fixed-cost items likeRead More