3:1 Single Wall Heat Shrink Tubing Reels

3:1 heat shrink tubing is the perfect solution for insulating and protecting your cables. It shrinks to one third of its original size when heated, making it ideal for electrical insulation, strain relief, and wire identification. Available in full reels, it's perfect for large scale projects in industries like automotive, electrical, and construction. With a range of sizes to choose from, it’s easy to find the right fit for your needs. Whether you're a DIYer or a professional contractor, this heat shrink tubing offers durability and ease of use. It ensures a secure, long lasting result with a simple heat application. Stock up with our cost effective full reels, available in various sizes from 1.5mm to 39mm, and enjoy reliable protection for all your electrical work.