6" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Color_White +Why Hvac Premium HVAC Premium

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

positioning supply and return grills accordingly

Each grille is carefully packaged with cardboard backing to prevent damage during shipment

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6" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Color_White +Why Hvac Premium HVAC Premium+ 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