Resources
Project Sunroof, by Google
Search for your home. Discover your solar savings potential. See what’s possible with solar in your U.S. or Puerto Rico community.
The National Renewable Energy Laboratory (NREL)
is transforming energy through research, development, commercialization, and deployment of renewable energy and energy efficiency technologies.
Database of State Incentives for Renewables & Efficiency®
DSIRE is the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States.
NREL's PVWatts® Calculator
Estimates the energy production of grid-connected photovoltaic (PV) energy systems throughout the world. It allows homeowners, small building owners, installers and manufacturers to easily develop estimates of the performance of potential PV installations.