Scotch Vinyl Electrical Tape 33 is a quality, general-purpose, vinyl insulating tape. Design offers excellent resistance to abrasion, moisture, alkalies, acid, copper corrosion and varying weather conditions. Premium-grade, 7 mil thick, all-weather tape is designed to perform continuously in ambient temperatures up to 105 degrees C (220 degrees F). The tape is conformable for cold weather application down to negative18 degrees C (0 degrees F). The combination of elastic backing and aggressive adhesive provides moisture-tight electrical and mechanical protection with minimum bulk. Tape is UL listed and is a Canadian Standards Association (CSA) Certified Insulating Tape.