Solar PV Systems

If you’ve been collecting solar quotes, chances are the word “PERC” has shown up somewhere on a spec sheet, right next to numbers you’re not entirely sure how to judge. Maybe one installer mentioned TOPCon panels at a higher price, and now you’re wondering whether PERC is the safe, proven option or something you should […]

Two solar panels can sit side by side on a shop floor and look almost identical from a distance — same size, same glass, same aluminium frame. But the cells underneath are made differently, and that difference shapes how much electricity you get, how much roof space you need, and how the system holds up