8" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow 3 * insulation density is

3 * insulation density is 30kgs/cbm = 0

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Great emphasis has been invested in the design of this product to prevent it from kinking in sharp bends & turns and to hold steady and at full diameter in all applications

+ Product Details Size – 10" x 14" or 14" x 10" is the size for the duct opening measurement only

8" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow 3 * insulation density is+ 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