

The FB218 Insulated Flex Duct (Part Number: 13102416H) is a high-quality duct suitable for various heating, air conditioning, and ventilation systems. With a size of 16" and an R Value of 8.0, it ensures efficient airflow while maintaining insulation. The silver jacket, reinforced with fiberglass scrim, enhances durability. The double-ply black polyester core provides strength and stability.