Check the listing for details. Dual Wall Adhesive Glue Lined Marine Grade 3:1 Heat Shrink Tubing US. Condition: New. Listed at 10.92 USD. Related Sales Adhesive Lined Dual Wall 3:1 Marine Grade Heat Shrink Tubing Adhesive lined heat shrink tubing is a 3:1 shrink ratio, dual wall industrial/marine grade heat shrink tubing. The heat activated adhesive inner lining creates a water resistant barrier that remains flexible while maintaining a strong bond to the substrate. See photo gallery for additional technical specifications and certifications. Heavy duty dual (double) wall polyolefin adhesive/glue lined heat shrink tubing with a 3 to 1 shrink ratio. NO PRINTING on tube. Zero halogen (polyolefin cross linking), -45 C to +125 C operating temperature, 600 volts rated, ROHS and REACH compliant, 120 C shrink temperature Adhesive adheres to nearly any substrate: metals, plastics, composites, wood, etc. Heat activated adhesive provides a water resistant barrier (Tested using ASTM D570 at less than 0.002 water ingress) Resistant to many solvents including salt water, gasoline, diesel, grease/lubricants, etc. Ideal for marine environments and areas where solvents and fuels are used.