14" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length 1-Way + Product Details Size &

+ Product Details Size & Compatibility – The size of sheet metal pipe is 5" round x 25' long

+ Product Details Size - 30"w X 10"h X 2"d (for duct opening measurement only)

+ Product Details Size - 20"w X 18"h is the size for the duct opening measurement only

SEE BELOW IN DESCRIPTION HOW TO MEASURE A FLOOR REGISTER

14" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length 1-Way + Product Details Size &+ 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