5" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Floor Grille 4" X 14" Brass Victorian

4" X 14" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

+ Product Details Size – 20"w X 10"h is the size for the duct opening measurement only

Pre-flared ends with nuts are for simple and easy installation

no exceptions

5" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Floor Grille 4" X 14" 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