Heavy Wall Adhesive Lined Heat Shrink Tubing provides superior environmental protection and insulation. Heavy duty, high impact, abrasion-, corrosion-, and chemical-resistant, and flame retardant. Suitable for submersible and direct burial installations. 3 to 1 shrink ratio. Rated for 600V, 90°C continuous use. Shrink temperature 120°C, continuous operating temperature -55°C to 110°C.