Majestic 4" (102Mm) Insulated Flex Duct For Outside Air - 25' - FLEXDUCT4AI

Optimize your fireplace's performance with the Majestic 4" (102mm) insulated flex duct, designed for outside air intake. Measuring 25 feet in length, this high-quality duct ensures efficient venting while maintaining temperature control and energy efficiency. Ideal for use with the HHT systems, it offers durable construction and reliable insulation to enhance your heating setup. The model FLEXDUCT4AI provides a straightforward solution for achieving optimal airflow and improving overall system functionality.