Cable and wire coverings provide an extra layer of insulation and protection from abrasion, chemicals, heat, moisture and vibration. Photo courtesy Panduit Corp. This time of the year, many homeowners in the Midwest and Northeast start covering their barbecue grills, patio furniture, rosebushes and swimming pools. The type of cover they choose can make a big difference in how those objects survive cold winter temperatures and heavy snow. Engineers face a similar decision when it comes to protecting wire bundles and cable assemblies. They have many options available, including cloth or vinyl tape, heat-shrink tubing, split loom and nylon braid. Which material to choose depends on the application, cost and performance requirements. Wiring harnesses in many products, such as aircraft, cars, locomotives, ships, tractors, trucks and telecommunications gear, must withstand harsh operating environments and temperature extremes. Cable and wire coverings provide an extra layer of insulation and protection from abrasion, chemicals, electromagnetic interference, fluids, heat, moisture, moving parts, squeaks, rattles and vibration. “The most important thing to do when selecting a covering i...