Polyolefin Heat Shrink Tubing 3:1 (Reels) Reels of tough, flexible, general purpose polyolefin tubing with good resistance to common fluids and solvents and a high dielectric strength. The ideal 3:1 shrink ratio along with electrical and physical properties make it suitable for a range of applications including mechanical protection, electrical insulation, strain relief, bundling, identification of wires, cables, pipes and electronic components. Features and benefits • Shrink ratio of 3:1 • Excellent physical and electrical performance • Very good chemical and solvent resistance Approvals UL224 135°C File E337635, CSA File LR51368-2, CSA 400-1-9 Approvals UL224 125 C File E35586; CSA File LR51368-2; CSA 400-1-9