On Mon, 3 Aug 2020 12:12:27 +0100, Andrew wrote:

While installing the SWA, slide a few 6-inch lengths of heat shrinkable
sleeving and leave them loose on the cable somewhere where they are out
of sight. Should you ever damage the outer sheath, just slide one of
these sections along to cover the damage and shrink it tight.

Not water proof in my expeience, even the adhesive lined stuff. Self
amalgamating tape on the other hand is.

--
Cheers
Dave.