Sound Attenuator Tubing, 2.5" x 12', R4.2, Double Vapor Barrier, 5/bx


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This is a 2.5" flexible sound attenuator duct insulated to R4 with a double vapor barrier. It comes in a box quantity of 5 12' lengths.
Name Value
Duct Size 2.5"
Duct Shape Round
Material Multiple
Flex or Rigid Duct Flexible
R-Value R4.2
Duct Connection Type Clamp
Brand Unico
Duct OD 4"
Duct Length 12 ft.
Vapor Barrier Qty Double
Certifications UL