Heli-Tube PTFE Spiral Wrap is an expandable wiring harness suitable for bundling and protecting wires, cables, and tubing in laboratory and harsh environments. Highly flexible for use with automated equipment or to bend around consoles and benches, this abrasion-resistant PTFE wrap is chemically inert, non-flammable, and operates over a -450°F to 500°F range. Easy to apply without tools, the wrap comes in ten sizes ranging from 1/16 in. to 1-1/2 in. O.D. and is a UL recognized component.