TAV cable management solutions are rock solid. Heat shrink tube is great for insulating bare wires and connection points, protecting cables from abrasion or environmental wear and restoring insulation on damaged cables. Easy to use, simply slide the heat shrink tube over the area on the cable/cables that requires insulation, Apply heat to the heat shrink tube with a heat gun to shrink the tube around the cable/cables. The shrinking ratio is 2:1, and has an operating temperature between -55C and +125C. Professional or DIY computer, AV, home media and networking installations.