Enhance the durability and insulation of your HVAC systems with our Heat Shrink Tubing. Crafted from ZEROHAL Polyolefin in sleek black, this tubing offers a 2:1 shrink ratio for seamless application. With a shrink temperature of 70°C and an operating temperature range of -30 to 125°C, it guarantees reliable performance in various conditions. The perfect solution for abrasion protection, it boasts a recovered diameter of 4.5mm and an expanded diameter of 9.1mm, ensuring a snug fit. Elevate your wire and cable management with this essential component, designed for optimal efficiency and longevity.