Can anyone suggest a source of single core heat resistant cable with ~ 16A
rating? I have only been able to find this

http://www.tlc-direct.co.uk/Products...R3slash50.html

RS used to stock various it, but it is now show as discontinued. I know I
could put silicone or PTFE or glass braid sleeve on normal PVC insulated
wire, but this doesn't really seem to be the right strategy.