4" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Sheet Metal/Adjustable Elbow 45° vertical bend - Immediately

45° vertical bend - Immediately Improves the appearance of mini-split

and keep the cold air out during the Winter Months

boasting a purity of 99

This grille is crafted with precision

1/4" - 6518 PSI

4" Insulated Aluminum Flexible HVAC Duct R-6.0 – 25' Length Sheet Metal/Adjustable Elbow 45° vertical bend - Immediately+ 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