Unico System® UPC-26C-6 Insulated Sound Attenuator Tubing, Aluminum Inner, Mylar Outer, 3-1/2 Inch OD 12 ft H
Unico System® UPC-61 Insulated Round Supply Air Plenum Adapter, 9 Inch Dia, 28 ga Steel, Galvanized
Unico System® UPC-25-4 Insulated Supply Duct Tubing, Aluminum Inner, Mylar Outer, 3-1/2 Inch OD 25 ft H
Unico System® UPC Supply Duct Coupling with Tape, For Use with 2 Inch Duct