3M™ Temflex™ Rubber Splicing Tape 2155 3M™ Temflex™ Rubber Splicing Tape 2155 3M Temflex™ 2155 Rubber Splicing Tape is a conformable self-fusing rubber electrical insulating tape. Temflex 2155 is Underwriters Laboratories (UL) Listed for use up to 600 volts. byJuly 3, 2026