Detailed guide to metal roofing prices with pictures of metal roofing systems, and material descriptions. This the most complete metal roof pricing guide to date, and covers most popular metal roofing systems.

As I’m writing this, the 2009 Solar Decathlon in Washington, DC is nearing its completion. Twenty teams from around the globe are competing to build the best Solar Home, judged in ten different categories, including: architecture, engineering, net metering, living comfort as well as others. This year, Massachusetts – home to some of the  greatest [...]

The word on the “roofing contractor street” is such that a large PVC roofing manufacturer has problems with their Roof-integrated Solar PV systems. Apparently, the way they designed and installed these solar roofs, the electrical wiring which  connects Solar PV panels to the inverter and essentially the Electric Grid, is overheating and poses serious risks [...]

Electricity of the 21st century. Do you know how your electricity is generated? For a long time I kind of knew, but was too lazy to actually ask my father, who is a physicist, what exactly is going on in the power plant. Now it boggles me to live with the fact that in our [...]