SunMetricLab
Free solar sizing, cost, savings, and payback estimates for US homeowners. Part of the
MeterNet MyGRID Network.
This calculator provides a rough estimate only. Actual solar production, installation cost, incentives, utility savings, and payback period depend on your location, roof orientation, shading, electricity provider, installer pricing, tax eligibility, and local regulations. Always consult a qualified solar installer or tax professional before making a purchase decision.
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