Vinyl electrical tape, black, 7 mil THK with PVC backing, provides protective jacketing for high-voltage cables and wire harnesses and primary electrical insulation for splices up to 600 V. Abrasion, corrosion and UV-resistant, resists alkalis and acids and is flame-retardant. all-weather performance in cold to 0 deg F or heat to 220 deg F. UL Listed and CSA Certified.