The 1-3/8" ID x 1/2" Wall Self Seal Pipe Insulation is designed to enhance energy efficiency in plumbing and HVAC systems. This insulation features a self-sealing design for easy installation, providing excellent thermal protection and condensation control. Made from high-quality materials, it is durable and resistant to moisture, ensuring long-lasting performance. Ideal for both residential and commercial applications, this insulation meets industry standards for safety and efficiency, making it a valuable addition to any project.