The most common and cost effective insulation material. Commonly used for general wiring.
One pair of solid or stranded conductors. Each conductor is Heat Resistant PVC insulated. The pair is twisted together then screened with an aluminium bonded polyester tape, in contact throughout with a bare copper drain wire. Heat Resistant PVC bedded, steel wire armoured and sheathed with Heat Resistant PVC.
Note: "CP" cables are being superceded with the new "CQ" cables in the Heat Resistant and Flame Retardant PVC Insulations category