The Mueller Streamline F216 is a 9-inch by 25-foot silver double ply black poly duct with an R-value of 6.0, designed for superior thermal insulation in HVAC applications. This duct is constructed from high-quality materials, ensuring durability and resistance to wear. Its flexible design allows for easy installation in various configurations, making it suitable for both residential and commercial use. Compliant with industry standards, this duct provides reliable performance and energy efficiency.
