3M Scotch 22 Heavy-Duty Grade Extra Thick Electrical Tape is a premium professional-grade, 10-mil thick, vinyl insulating tape. It is designed to perform continuously in ambient temperatures up to 80DC (176DF). The tape is conformable for cold weather applications down to -10DC (15DF). It has excellent resistance to abrasion, moisture, alkalies, acids, corrosion and varying weather conditions. The combination of elastic backing and aggressive adhesive provides moisture-tight electrical and mechanical protection with minimum bulk. Scotch Tape 22 is an Underwriters" Laboratories Listed and Canadian Standards Association Certified "Insulating Tape." The tape is used for primary electrical insulation for all wire and cable splices rated up to 600 volts; primary electrical insulation for 600-volt bus applications, and protective jacketing for high- and low-voltage bus; protective jacketing for high-voltage cable splices and repairs; and harnessing of wires and cables. Features Compatible with solid dielectric cable insulations. Inhibits corrosion of electrical conductors. For indoor or outdoor applications. Increased mechanical strength. Extra physical protection against abrasion. If not otherwise specified widths shown in dropdown are in inches. NOTES: Sizes shipped will typically be the tape industry standard metric-cut sizes, i.e. 24mm for each 1 inch of nominal tape width ordered (rolls are approximately 5% narrower than the nominal size). This product"s actual size is 51mm wide.