18" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Material_Aluminum If you are looking to

If you are looking to enhance your project with a top-of-the-line unit

Its sleek contours bring a touch of modern sophistication to any room

+ Product Details Size – 4"w X 10"h is the size for the duct opening measurement only

Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment

order a 20x14 grille

18" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Material_Aluminum If you are looking to+ 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