Tyco Electronics’ Raychem brand FL2500 heat-shrinkable tubing is a flame-retardant, adhesive-lined polyolefin tube designed to seal and insulate electrical splices, fusible links, and other in-line electrical/electronic components. It’s suitable for use in automotive wiring harnesses and other wiring and harnessing applications in many harsh environments or applications that require robust environmental sealing and flame-retardant performance.