The installer ran the wires without properly sealing them.
How to wire soloar panels throught he roof.
Set the solar panel onto the stanchions snap together the plug connections then screw the retaining clips to the rails to secure the panel.
I had the general idea of where i wanted the solar panels to sit on top of my van but without dry fitting them first i would have overlooked how the mounting holes actually lined up on the contoured roof.
Securely attach a 6 gauge bare copper grounding wire to each inverter which will ground the entire system.
Make the wire connections from the location of one array of solar panels to the next.
I use renogy panels rooftop entry point through the refrigerator vent or a combiner box disconnect switch.
Solar panels based on watts needed.
Wire to connect the panels to the combiner box.
Put the solar panels on top of your van where you d like them to be installed renogy solar panels installed on my van.