Scotch Detectable Buried Barricade Tape 406, CAUTION BURIED ELECTRIC LINE BELOW, 3 in x 1000 ft, Red Electrical splicing tape fuses well to itself and other surfaces for excellent adherence Offers an impressive rating of 600V to 69 kV to provide primary electrical insulation on all solid dielectric cables The 30-ft roll is 2-in wide and 30-mil thick This premium-grade tape is black in color Reliable performance up to temperatures of 194 degrees F (90 degrees C)