12" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Powder Coated Slots are angled to diversify

Slots are angled to diversify the airflow in 2 way direction

4" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

Copper coil line set fits most ductless mini split air conditioners

And is classified as Class 1 Fire Proof - B1

Designed for optimal air flow and lasting durability

12" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length Powder Coated Slots are angled to diversify+ 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