✦ ROOF SOLAR CALCPowered by NREL PVWatts® v8
SOLAR PRODUCTION ESTIMATOR

See what your roof
can really produce.

Model a grid-connected solar system with NREL weather data and get a clear first-year energy estimate in seconds.

01

Your system

Find your location, then add the array details.

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Modeled location: New York, NY

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02

Your estimate

Ready to calculate with NREL PVWatts v8

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Modeled locationNew York, NY

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