The 48 FT Self-Seal Black Rubber Insulation Tube by Jones Stephens is designed for effective thermal insulation. With a 7/8 inch inner diameter and a 1-1/2 inch wall thickness, this insulation tube provides excellent thermal resistance, making it ideal for HVAC and plumbing applications. The self-sealing feature simplifies installation, ensuring a snug fit around pipes. Made from high-quality rubber, it offers durability and resistance to moisture and temperature fluctuations. This insulation tube is perfect for both residential and commercial use, enhancing energy efficiency and reducing heat loss.