X 25’L The Flow Insulated Flexible Duct R6 Silver Jacket is used in standard Heating & Air Conditioning systems and some venting applications. The duct has R6 fiberglass insulation which contains 33% more insulation than the standard R4.2 product. This additional insulation provides greater thermal efficiency to save energy. The product is also covered in a duty, silver jacket for durability. Duct can be cut to length as needed. Insulated duct features a maximum temperature rating of 250 degrees fahrenheit. The duct is ETL listed, meeting the UL181 standard. Always install per instructions and seal using approved mastic or sealant (or approved tape).
Flow 12 in x 25 ft Insulated Flexible Duct R6 Silver Jacket