10" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length 18" Diameter + Product Details Size –

+ Product Details Size – 4"w X 12"h is the size for the duct opening measurement only

enhancing the entire room with its elegant presence

1/2" White insulation will give you a good R value of 3

+ Why HVAC Premium HVAC Premium has been providing superior quality service for many years

ensuring that you find the perfect fit for your ventilation needs

10" Insulated Aluminum Flexible HVAC Duct R-8.0 – 25' Length 18" Diameter + 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 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