• Semi-rigid yet flexible for easy installation ;• Ideal for exhaust venting, bathroom venting, range hoods, suspended ceilings, and more;• Fire-resistant;• 100% aluminum;• Uninsulated;• Max. velocity: 5,000 FPM;• Operating temperature range: -100deg F to 430deg F;• Class 0 air duct;• Non-crimped ends;• 3 in. diameter x 8 ft.;• Nonretail bulk;
Length: 19.10"
Width: 3.30"
Height: 3.30"