50mm Dual Wall Heat Shrink Tubing – Waterproof Adhesive Lined 3:1 Shrink Ratio

Protect and seal electrical cables with this 50mm dual wall heat shrink tubing, designed for professional insulation, waterproof sealing and mechanical protection. Featuring a 3:1 shrink ratio with an internal adhesive lining, the tubing creates a secure, moisture-resistant seal around cables, wire harnesses and connectors when heated.

Manufactured from durable, flexible material, it offers excellent resistance to abrasion and environmental exposure while helping extend the service life of electrical wiring. Suitable for automotive, marine, industrial and general electrical applications, it can be cut to the required length for a wide range of installation projects.

The adhesive inner layer melts during heating to fill gaps and create a tight seal, making it ideal for indoor and outdoor use where dependable cable protection is required.

Key Features

3:1 Shrink Ratio – Provides a tight, secure fit around cables and connectors.

Dual Wall Adhesive Lined – Internal adhesive creates a waterproof and moisture-resistant seal.

Heavy Duty Protection – Helps protect wiring against abrasion, moisture and environmental damage.

Flexible & Durable Material – Easy to cut, position and install.

Suitable For Indoor & Outdoor Use – Ideal for demanding electrical applications.

Professional Cable Insulation – Supports neat, reliable cable management.

Marine & Automotive Suitable – Perfect for harsh environments requiring additional sealing.

Easy Heat Application – Shrinks quickly using a heat gun or suitable heating tool.

Ideal Applications

• Automotive Wiring
• Marine Electrical Systems
• Boat Wiring
• Cable Repairs
• Wire Harness Protection
• Industrial Equipment
• Outdoor Electrical Installations
• Battery Cables
• DIY Electrical Projects
• Workshop Repairs

Package Includes

• 1 × Dual Wall Heat Shrink Tubing

Item Specifics

• Brand: Unbranded
• Type: Dual Wall Heat Shrink Tubing
• Colour: Black
• Inner Diameter Before Shrinking: 50mm (2 Inch)
• Length: 1 Metre (4ft)
• Shrink Ratio: 3:1
• Lining: Adhesive
• Features: Waterproof, Flexible, Heat Activated, Heavy Duty
• Material: Polyolefin
• Suitable For: Electrical Cable Insulation & Protection
• Application: Automotive, Marine, Industrial, Domestic
• Condition: New

Why Choose This Heat Shrink Tubing?

This dual wall adhesive-lined tubing provides professional-quality insulation and reliable waterproof sealing for a wide range of electrical installations. Its flexible construction, strong adhesive lining and durable outer wall make it an excellent choice for protecting cables in automotive, marine and industrial environments.