UPC-26TCR4-6 - Sound Attenuator Tubing, TFS, Couplings Attached 2" ID x 12'L, R-4.2 (72 ft. per box)

Ships in 24x24x23 inch pkg; 32 lbs  For 1-piece (12 feet) see UPC-26TCR4-1 Sound attenuator flexible duct, 2" inside diameter, 4" outside diameter, insulated to R4 with 1 vapor barrier; quantity of 6x 12' lengths (total 72'), with 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 Single Certifications UL-181