[Krait]

Originally Posted by sambo

Geoff, the "heat shrink" I saw on the weekend wasn't rigid, it was almost like they didn't apply the heat. More of a loose, flexible sleeve to protect the wires from the elements. I might give them a ring and find out what they used.

Sounds like 'spaghetti'. It comes in various materials depending on the environment in which it is being used. The fibreglass version is used for heat affected applications.