Do Solar Salespeople Oversell Savings? – Institute for Local Self-Reliance

Do Solar Salespeople Oversell Savings? – Institute for Local Self-Reliance

Before making the decision to put solar on a rooftop, one must know how many years of sunshine it will take to earn back the initial investment in the panels.

To estimate this and the overall savings, solar developers predict how much electricity the system will produce and how much the cost of electricity will increase over the years.

Just how accurate are developer predictions of rooftop solar savings and the system payback period? …

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