at least it looks like butyl tape from a roll, the stuff I pulled out behind the AC outlets and cabin lights before pulling new wires from the panel to the starboard side. Is this common usage for butyl tape?
Attached is also a picture as a reminder to check the wiring on your boat from time to time - close call for me.
Attached is also a picture as a reminder to check the wiring on your boat from time to time - close call for me.