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for Low-Income Renovation Providers in Pennsylvania This online training course was developed as a learning tool for low-income renovation contractors and weatherization providers in Pennsylvania. It ...

Overview Photovoltaic (PV) systems convert sunlight to electric current. You are already familiar with some simple PV applications in today’s society, such as calculators and wristwatches. More compli...

In the initial site visit, the approximate locations for the inverter, disconnect switches, the combiner box(es), and the junction box(es) are identified. The distance between each device and from th...

Both solar electric and solar water-heating systems provide useful forms of energy for consumption in the home, but at a different cost. This lesson provides simple economic comparison between the sys...