Return Air Duct, 3642, 18" x 10', R4.2

UPC-04-3642

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This is an acoustical R4.2 flex duct for the M3642 return air. It comes in 18"diameter and 10' long.
Name Value
Unico Model 3642
Model Series M-Series, V-Series, iSeries, U-Series
Duct Size 18"
Matching Duct Type Return Air Duct
Duct Shape Round
Material Multiple
Flex or Rigid Duct Flexible
R-Value R4.2
Brand Unico
Duct OD 20.5"
Duct Length 10 ft.
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