8" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Compatible with Duct 10" The integral design allows you

The integral design allows you to easily adjust the curved blades

+ Product Details Size - 36"w X 12"h is the size for the duct opening measurement only

+ Product Details Size – 36"w X 32"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 32 5/8" width X 16 5/8" height -

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8" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Compatible with Duct 10" The integral design allows you+ 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