The 1/2" X 100' FIBER GLASS SLEEVE by SEALFAST is an essential component for thermal insulation and protection. This fiberglass sleeve is designed to withstand high temperatures, making it ideal for use in automotive and industrial applications. Measuring 1/2" in diameter and 100 feet in length, it provides ample coverage for various projects. The sleeve is compliant with industry standards, ensuring safety and reliability. Its durable construction offers excellent resistance to abrasion and chemicals, making it a versatile choice for insulation needs.