Everbilt 161414106002 Insulated Duct 4 In. x 12...

Ft.. Lot: 401484 UPC: 161414106020-OB Condition: New Open Box Retail Price: $32.98 4 in. X 12 Ft. R6 Insulated Flexible Duct Silver Jacket Th?? EVERBILT 4 in. x 12 ft. Insulated Flexible Duct R6 Silver Jacket is used in standard Heating and Air Conditioning (HVAC) systems and some venting applications. The duct has R6 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 heavy duty, silver jacket for durability. It can be used for venting bath fans where insulation is required. The duct is ETL listed, meeting the UL181 standard.