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A well-done rooftop solar installation in 2020 will last you more like 30 years. That $8,000 comes after the payback period, meaning you end up with a 60% ROI.
by sterkekoffie 7y ago
A well-done rooftop solar installation in 2020 will last you more like 30 years. That $8,000 comes after the payback period, meaning you end up with a 60% ROI.