• Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Red 1/2" ID - 12" Inch 4 Pack
  • Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Red 1/2" ID - 12" Inch 4 Pack
  • Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Clear 1/2" ID - 12" Inch 4 Pack
  • Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Clear 1/2" ID - 12" Inch 4 Pack
  • Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Black 1/2" ID - 12" Inch 4 Pack
  • Flexible Dual Wall Adhesive-lined Heat Shrink Tubing 3:1 Black 1/2" ID - 12" Inch 4 Pack
1 6
SKU: HST207R-12

1/2" ID Heat Shrink Tubing - 3:1 Ratio - Dual Wall Adhesive - 12" Length - 4 or 12 Pack

$7.99 USD
$7.99 USD
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Product Description

This 1/2" ID 3:1 dual wall adhesive-lined heat shrink tubing is designed for 8–4 AWG wire insulation and environmental sealing. Its flexible polyolefin outer layer and internal thermoplastic adhesive form a tight, weather-resistant seal when heated, making it ideal for protecting splices, breakouts, and terminals in harsh automotive and marine environments.

Specifications & Features

  • Wire Compatibility: 8–4 AWG
  • Shrink Ratio: 3:1
  • Pre-shrink Inner Diameter: 1/2"
  • Recovered Inner Diameter: 0.160"
  • Wall Type: Dual wall with internal thermoplastic adhesive lining
  • Material: Flame-retardant polyolefin (outer) with adhesive (inner)
  • Length: 12" per piece
  • Available Colors: Black, Red, Clear
  • Adhesive lining melts when heated to seal out water and contaminants
  • Highly flexible tubing conforms to complex wire shapes and junctions
  • Recommended for marine wiring, vehicle harnesses, and electronic repairs