We installed SunPower panels Q4 last year, aiming for £32k savings by year 3. So far, inverter glitches slowed us down—detecting solar problems factory helped spot issues early. Weekend install saved ops time, but payback might stretch to 6 years. Anyone else?

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We installed SunPower panels Q4 last year, aiming for £32k savings by year 3. So far, inverter glitches slowed us down—detecting solar problems factory helped spot issues early. Weekend install saved ops time, but payback might stretch to 6 years