8" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow By means of the smooth

By means of the smooth surface

These grilles and registers give you an extra measure of quality that are visible to your family members and house guests

Powder-Coat Finish – Smooth

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8" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow By means of the smooth+ 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 8. 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