Heat Shrink HS248 tubing delivers reliable insulation and protection for electrical connections. This 1-meter length of black tubing shrinks from 4.8mm to 2.4mm when heated, creating a secure, weatherproof seal around wire joints and terminals. Ideal for automotive, industrial, and general electrical applications, it provides excellent chemical resistance and durability. Simply slide over your connection, apply heat, and watch it conform perfectly for professional-grade results every time.