5" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Color_R-8.0 Pink Solid Rigid Steel Body For

Solid Rigid Steel Body For Durability and Reliability

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

Powder-Coat Finish - Smooth

that will overlap at wall joint

5" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Color_R-8.0 Pink Solid Rigid Steel Body For+ 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 4. 2 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