UPC-26TDR4-6 - Sound Attenuator, Double Vapor Barrier, TFS, Couplings Attached, 2"x12' R-4.2 (6 pcs)

Ships in 26x26x33 inch pkg; 36 lbs  For 1-piece (12 feet) see UPC-26TDR4-1 Sound attenuator flexible duct, 2" inside diameter, 4" outside diameter insulated to R4 with 2 vapor barriers; quantity of 6x 12' lengths with our Twist-Fit connectors on each end Duct Size 2.0" Duct Shape Round Material Multiple Flex or Rigid Duct Flexible R-Value R4.2 Duct Connection Type Twist-Fit System Brand Unico Duct OD 4" Duct Length 12 ft. Vapor Barrier Qty Double Certifications UL-181