The 14" x 25' Insulated Flexible Mobile Home Duct is designed for efficient airflow, energy savings, and long-lasting performance in heating and cooling systems. Constructed with a durable 2-ply polyester core and an R-Value of 4.0, this flex duct provides excellent thermal insulation to minimize energy loss and maintain consistent air temperatures throughout your HVAC system.

Its flexible design makes installation easy in tight spaces, whether you’re a professional HVAC technician or a DIY homeowner upgrading a mobile home ventilation system. The insulated construction helps reduce condensation, noise, and air leakage, ensuring better efficiency and comfort year-round.

Ideal for mobile homes, manufactured housing, and light residential applications, this 14-inch diameter duct delivers dependable performance, durability, and improved energy efficiency—making it a smart choice for both new installations and replacements.