UPC-04-3642 - Return Air Duct , R-4.2, 18" D x 10 ft.
$310.85
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Ships in 22x22x29 inch pkg; 14 lbs This is an acoustical R4.2 flex duct for the M3642 return air; 18" diameter and 10' long 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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$284.60
$291
(+$6.40)
$291
$293.30
(+$2.30)
$293.30
$310.85
(+$17.55)