When people come to see me in the Ask Our Experts zone at the Build It Live exhibitions, many explain that they’re planning a healthy raft of solar electric panels for their self build projects. Eyebrows are normally raised when I gently enquire as to their reason for doing this: after all, surely it’s obvious? Later in this article I’ll explain why I ask the question – but first up, let’s recap what the technology is and what it can deliver.
What is solar PV?