Electrical Tapes 400 Series   –  Premium grade, all weather   –  Premium grade; 7.5 mil all weather, flame retardant PVC; resists extremely cold temperatures (available in black and gray). High performance electrical applications requiring moisture-tight electrical and mechanical protection in extreme environments; resists chemicals, acids, abrasion, corrosion, moisture and sunlight. Meets Specs: UL 510; CSA approved.   –  Carolina Tape   –