Description
Air Duct; Type Class 1,
Flexible; Insulation Type
R-4.2; Burning Character
Flame Spread Less than 25,
Smoke Developed Less than 50;
Air Velocity 5000 FPM; Rated
Positive Pressure 12 Inch WC
Positive per UL 181; Rated
Negative Pressure 3/4 Inch WC
Negative per UL 181; Jacket
Material Metalized Polyester;
Core Material 2-Ply Black
Polyester; Length 25 Foot;
Width 20 Inch (Diameter);
Temperature Rating -20 to 250
Deg F (Intermittent), -20 to
140 Deg F (Continuous);
Applicable Standard UL 181,
UMC, NFPA 90A/90B, IMC, HUD,
CHPS, GREENGUARD, ADC;
Application Residential and
Light Commercial; Packaging
Type Boxed; Perm Rating 0.04