Brand: Unico
Product Code: UPC-04-3642
Availability: In Stock
$296.25 $395.00


Return Air Duct, 3642, 18" x 10', R4.2 (UPC-04-3642, Unico)

This is an acoustical R4.2 flex duct for the M3642 return air. It comes in 18"diameter and 10' long.

The Unico System uses less than one-third of the space in the built environment than a traditional system. It can deliver up to 9 tons of air conditioning in the same space as a 3-ton traditional unit.

Technical Specifications
Model Series M-Series, V-Series, iSeries, U-Series
Duct Size 18"
Unico Model 3642
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.

Return Air Duct Product Features

  • Tough Aluminized outer Mylar wrap
  • Spun-bonded nylon and helical wire core
  • 1” fiberglass insulation
  • R4.2
  • Sections are 10 (ten) feet long