10" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length

+ Product Details High Quality - Aluminum housing on the outside and on the inside for the best insulation value Insulation – A thick blanket of fiberglass insulation provides you with an R-Value of 6.0 Energy Efficient – Air-tight inner core decreases the pressure loss and provides a more hygienic environment - high energy efficient / No fiberglass erosion into air stream Design – Designed to withstand bends and sharp turns without kinking. Tough reinforced metallized polyester jacket - tear and puncture resistant + Product Description This aluminum flex duct is intended to be used in heating, cooling, ventilation, and waste gases transmission lines. Suitable for medium-pressure applications. It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire. Grea