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Heat Shrink Tubing Dual Wall

Heat Shrink Tubing Dual Wall

Dual wall adhesive-lined heat shrink tubing provides superior environmental sealing and strain relief for automotive wiring harness splices, terminal connections, and cable protection. This premium heat shrink tubing features a 3:1 shrink ratio with cross-linked polyolefin construction and adhesive inner walls that create waterproof, moisture-resistant seals when heated. Buy dual wall heat shrink tubing in sizes from 1/8" to 1-1/2" expanded diameter, with operating temperatures from -45°C to +125°C for standard applications or -55°C to +130°C for heavy-duty versions. Approved for all major automotive OEM splice sealing specifications, this flame-retardant heat shrink tubing fits varying splice configurations and provides abrasion protection and electrical insulation for professional automotive wiring repairs.

  • 3:1 shrink ratio adhesive-lined heat shrink tubing creates waterproof environmental seals for automotive wiring harnesses
  • Cross-linked polyolefin construction seals and protects against water, moisture, chemicals, and automotive fluids
  • Available in multiple configurations: standard dual wall, semi-rigid with meltable inner wall, heavy-wall for maximum duty applications, and clear/transparent options for visual inspection
  • Operating temperature ranges from -45°C to +130°C with minimum shrink temperature of 90°C-125°C depending on variant
  • Approved for major automotive OEM splice sealing specifications and bonds to PVC, XLPE, and PP-EPDM cables
  • Flexible packaging options: 6" bags and 4FT boxes for small projects, spooled rolls from 2 meters to 200 meters for high-volume installations
  • Available colors include black (general purpose), red (phase identification), clear/translucent (visual inspection), ensuring proper application identification
  • Heavy-wall variants rated for 600V, 1KV 90°C continuous use meeting UL 486D, CSA C22.2, ANSI C119-1, and NEMA standards for direct burial and submersible applications

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