Cold Shrink Cable Accessories After installation, the cold shrink tube creates a dynamic, compressive environmental seal and electrical interface without sealants or adhesives. This seal retains resiliency and pressure even after several years of use and in temperature variations. Cold shrink tube is able to resist UV radiation and ozone. Advantages: Can be installed quickly and easily, Low weight Reliability and ability to work in different environments Can be used on a wide range of cables in a wide range of applications No need for heating means more safety for installers.