Model A300 Thermofin® Insulated Air Duct is a UL® 181 Class 1 used as supply, return or exhaust. It solves the need for an insulated duct with an aluminum core. Our factory crimp ensures smooth connections.
• Uncompressed 8′ lengths
• Factory crimp on one end
• Insulated – R6
• Outer jacket is silver “metalized” with scrim mylar vapor barrier
• UL® 181 label
• T-Fin® Design allows for better stretching and bending characteristics which helps eliminate flattening on the outside radius of a bend, thus preventing restricted airflow.
Model A300 Thermofin® Insulated Air Duct
Model A300 Thermofin® Insulated Air Duct is a UL® 181 Class 1 used as supply, return or exhaust. It solves the need for an insulated duct with an aluminum core. Our factory crimp ensures smooth connections.
Regional Availability. Call for instructions.
R6 insulation
A300 R6 spec sheet
Description
• Uncompressed 8′ lengths
• Factory crimp on one end
• Insulated – R6
• Outer jacket is silver “metalized” with scrim mylar vapor barrier
• UL® 181 label
• T-Fin® Design allows for better stretching and bending characteristics which helps eliminate flattening on the outside radius of a bend, thus preventing restricted airflow.
R6: 112784, 112786, 112788, 112790, 112791, 112792, 112793, 112794
R4 discontinued 2022: 111307, 111308, 111309, 111310, 111311, 111312, 111313, 111314, 111315, 011316, 011317, 011318
R6 discontinued 2022: 111320, 111321, 111322, 111323, 111324, 111325, 111326, 111327, 111328, 111329, 011330, 011331, 011332
R8 discontinued 2022: 111661, 111662, 111663, 111664, 111665, 111666, 111667, 111668, 111669, 111670, 011671, 011672, 011673
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