Description
Flexible Air Duct; Type Class
1; Insulation Type R4.2;
Burning Character 25 (Flame
Spread), 50 (Smoke
Developed); Air Velocity 5000
FPM; Rated Positive Pressure
10 Inch WG per UL 181; Rated
Negative Pressure 1 Inch WG
per UL 181 (Maximum); Jacket
Material Tri-Directional
Scrim Reinforced Metalized
Polyester; Core Material
Double Ply Polyester; Length
25 Foot; Width 3 Inch;
Temperature Rating 20 to 140
Deg F (Continuous);
Applicable Standard UL 181,
NFPA 90A/B, IMC, IRC, UMC,
HUD; Includes Installation
Instruction