I put a 10kW solar system on the ~ 20-year-old asphalt roof of my house the week after I bought it in 2016. Fast forward to 2024 and I'm about to tear off the solar panels and roof and put down a standing seam steel roof and then replace the solar array. In the years 2016-2020, I got production...
I'm about to replace my roof, which means removing the 9.8kW solar array and replacing the panels on the new metal roof. I could replace the array exactly as permitted, but this tear-off, 3 inverter replacements, and having passed the "ROI" payback point a while back, this seems like a good time...