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3M offers a variety of solutions for insulating and moisture sealing for utility transmission and distribution. All are backed by 3M’s respected technical support.

3M's unique cold-shrink products, pre-stretched on a removable core, shrink to fit to ensure a permanent, durable environmental seal and protection. 3M invented vinyl electrical tape and provides exceptional quality with a tape or mastic for nearly every electrical application.

3M offers a full line of heat shrinkable tubing. 3M's electrical insulating resins provide a reliable, durable moisture barrier in a variety of applications, above ground or below, permanent or re-enterable, wet locations or dry.

Insulating and Sealing Product Categories

3M™ Cold Shrink Splices
The 3M™ Cold shrink splicing products are designed using 3M's unique cold shrink delivery system. Products are supplied pre-stretched on a removable core for efficiency and ease of installation.
3M™ Electrical Tape
Since inventing the first vinyl electrical tape, 3M has continued to improve tape technology and today sets the industry standard for quality with a tape for nearly every application.
3M™ Heat Shrink
3M™ Heat Shrink Products can provide an effective means of insulating, protecting and moisture sealing for a variety of medium-voltage applications for utility transmission and distribution.
3M™ Electrical Resins
3M™ Electrical Insulating Resins provide a reliable, durable moisture barrier in a variety of applications, above ground or below, permanent or re-enterable, wet locations or dry.