The 5/8" ID x 1" Wall Self Seal Pipe Insulation is perfect for energy efficiency and temperature control. This insulation features a self-sealing design for easy installation, reducing heat loss in plumbing and HVAC systems. Made from high-quality materials, it provides excellent thermal resistance and is suitable for both hot and cold pipes. Each carton contains 20 pieces, making it ideal for large projects. This product complies with industry standards, ensuring reliable performance in residential and commercial settings.