5" Aluminum Flex 6' Long Wrapped- R4.2

Enhance your ductwork with this 5" flexible aluminum duct, expertly wrapped and insulated to an impressive R4.2 value. This versatile 6-foot duct combines the superior flexibility of corrugated aluminum with robust insulation, helping to minimize heat loss, improve energy efficiency, and reduce condensation along your ventilation system.

Engineered for both residential and light commercial applications, the self-supporting construction allows for custom bends and stable routing—ideal for HVAC systems, bathroom exhausts, kitchen ventilation, and general air-handling tasks. The corrosion-resistant aluminum withstands extreme temperatures while remaining lightweight, non-combustible, and flame-resistant for added safety and durability.

With its semi-rigid, yet easily shapeable build, this duct is simple to install even in tight or irregular spaces. The premium R4.2 insulation helps maintain airflow temperature and supports noise reduction for a quieter, more efficient indoor environment.

Choose this insulated aluminum flex duct for projects that demand secure air sealing, strong performance, and ease of use in heating, cooling, and ventilation systems.