3M Temflex 1700P is a 7 mil thick, mining grade, vinyl electrical tape that is flame retardant and printed with MSHA (Mine Safety and Health Administration) product approval. It is for use in MSHA approved splicing kits and has excellent resistance to abrasion, moisture, alkalies, acid, copper corrosion and varying weather conditions without adding bulk. UL Listed and CSA Certified.3M Temflex 1700P is a 7 mil thick, mining grade, vinyl electrical tape that is flame retardant and printed with MSHA (Mine Safety and Health Administration) product approval. It is for use in MSHA approved splicing kits and has excellent resistance to abrasion, moisture, alkalies, acid, copper corrosion and varying weather conditions without adding bulk. UL Listed and CSA Certified.