In message , Tim Watts
writes
On 01/05/2019 14:32, wrote:
On Wednesday, 1 May 2019 12:05:44 UTC+1, Tim Watts wrote:
Self amalgamating electrical tape. Dry everything, wrap several layers
*tightly* (this is key - the tape should stretch as you go - leave no
air gaps).
Self-amalgamating tape may be waterproof amalgamated to itself, but
will it stick watertightly to PVC sheathing to prevent moisture
creeping in?
I think some form of adhesive would be required for certainty
Owain


In practise, well enough to stop the armour wires from rusting

Spray first with WD40 or similar, wipe off but still leave some
'oiliness', and wrap tightly with the aforementioned self-amalgamating
tape.


--
Ian