Small-scale solar energy – most of which is installed on rooftops – is growing rapidly in the U., producing 10 times as much power in 2022 as a decade earlier. That's enough electricity to power 5.
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Lead-acid's sulfation degradation – a process where sulfate crystals accumulate on plates – typically limits lifespan to 500 cycles at 50% depth of discharge (DoD).
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Installing solar panels on rooftops offers many advantages. In this case, if solar panels produce excess electricity, it feeds back to the grid, earning credits through net metering.
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Solar panels and roof shingles have similar life spans, so it makes sense to install roof-mounted solar panels soon after you get a new roof. If you put new solar panels on an older roof, you may have to take them down and reinstall them when it's time to replace your roof.
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