4:1 Dual Wall Heat Shrink Tube – Black – 20mm to 5mm – 150mm - 18 Pieces

18 Pieces - This black heat shrink size has a 20mm supplied inner diameter and shrinks to approximately 5mm, giving you the flexibility of a 4:1 shrink ratio for different connection sizes. 4:1 Dual Wall Heat Shrink Tube is designed to provide insulation, protection and sealing around electrical connections and cable joins. The dual-wall construction includes an adhesive-lined inner layer which activates during heating to help seal the connection against environmental exposure. Each piece measures 150mm in length, providing a convenient ready-to-use section that can be trimmed as required. Key Features: 4:1 shrink ratio Black Dual-wall construction Adhesive-lined inner layer Supplied Inner Diameter: 20mm Recovered Inner Diameter: 5mm Ideal for sealing, insulating and protecting cable joints and connections Specifications: Features Data Rated Voltage 600V Type Insulation Sleeving Material PE, Polyolefin Application Low Voltage Tensile Strength ≥10.4Mpa Work temperature -45 to125℃ or 135 ℃ Fammability VW-1 Shipping: FREE EXPRESS SHIPPING AU WIDE