12" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Insulated Line Set Traditional HVAC systems were designed

Traditional HVAC systems were designed for cold air

With our extensive selection of Grilles

+ Product Details Size – 8" x 30" or 30" x 8" is the size for the duct opening measurement only

+ Product Details Size - 10"w X 14"h is the size for the duct opening measurement only

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

12" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Insulated Line Set Traditional HVAC systems were designed+ 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