16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Floor Grille 85" width X 21

85" width X 21

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

color: #333

Actual Front End Outer Dimensions Are 5

16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Floor Grille 85" width X 21+ 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 4. 2 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