The 3/8" X 100' FIBER GLASS SLEEVE by SEALFAST is a versatile protective sleeve designed for insulation and reinforcement. Made from high-quality fiberglass, this sleeve offers excellent thermal resistance and durability, making it suitable for a variety of applications. With a length of 100 feet, it provides ample coverage for projects requiring reliable protection against heat and abrasion. This fiberglass sleeve complies with industry standards, ensuring safety and performance in both commercial and industrial settings.