UPDATE:
All the panels were replaced with 10 Hyundai panels and bird mesh properly installed with clamps. I now have 12 LG panels (3 good and 9 possibly repairable) sitting in the installers warehouse in Cambridge. I have contacted several Solar PB refurbishers but none seem to be interested...
Yes, its now been confirmed that the mesh spikes have pushed through the back-sheet polymer into the cells. There will be a total replacement. The main lesson here is to make sure that in new installations, mesh is added along with the panels by the installer. Thanks for all your comments.
BlueBird:
Yes, it is the back-sheet which I believe is anodised aluminium. Do you have any idea how thick the back-sheet and the EVA film behind it are? Just useful to know how easy it would be for the mesh spikes to puncture through to the cells. I am using this construction diagram as a...
Hi. After solar panels were installed, pigeons moved in, and I then had wire mesh installed. I started getting DC isolation faults from the inverter monitoring platform whenever it rained following the recent heatwave. Once the roof dried out, the panels seemed to perform as normal.
The...