The RNF-3000-12/4-2-SP is a high-quality heat shrink tubing designed for use in HVAC systems. Made of red Irradiated Modified Polyolefin, this tubing offers excellent protection and insulation for wires and cables. With a shrink ratio of 3:1, it easily conforms to the shape of the components it covers, providing a secure fit. The operating temperature range of -55 to 135 °C ensures reliable performance in a variety of environments. This RoHS-compliant tubing has a recovered diameter of .157 inches (4 mm) and an expanded diameter of .472 inches (12 mm), making it suitable for a wide range of applications. Trust in the RNF-3000-12/4-2-SP for your heat shrink tubing needs.