PVC Electrical Tape 19mm X 33 Metres Available in Various Colours

Tape color Usage (U.K.)  Usage (International – new) Black Insulation, Low voltage, neutral  Low voltage, phase B Red Low voltage, phase A  Sheath, 415 V 3 phase Blue Low voltage, phase C  Low voltage, neutral, Sheath, 230 V Brown  Low voltage, phase A Orange  Sheath, garden tools Yellow Low voltage, phase B  Sheath, 110 V site wiring Green Earth Green/Yellow stripe  Earth White Grey  Low voltage, phase C