S++ FLTKM4R42

Thermaflex KM4R4.2 Aluminum Polyester Film Insulated Flexible Air Duct, 4 in. Dia. x 25 ft. L, R-4.2
Manufacturer: Flexible Technologie
$0.00
Products specifications
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Length 25 ft.
Material Aluminum, Polyester Film
Diameter - Inside 1 4 in.
Maximum Airflow 5000 fpm
Pressure Rating 10 in. WC Positive, 1/2 in. WC Negative
R-Value 4.2
Specifications - UL Listed Yes
Temperature Range -20F to 250F