HAPO heavy wall, heat shrinkable tubing affords maximum reliability for insulating and sealing electrical connections and terminations, including direct burial, URD and submersible installations. HAPO is-rated for 1 kV, 90 deg C continuous use and is internally-coated with a dual purpose thermoplastic liner which provides excellent insulating and environmental sealing protection for splices, connections, jacket repairs and terminations. Excellent abrasion and impact resistance. Resistant to common fluids and solvents