7" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow 4" X 10" Brass Victorian

4" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

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4" X 14" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

Both lines taped together every 18in for easier handling & installation

7" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Color_R-4.2 Yellow 4" X 10" Brass Victorian+ 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