Our premium insulated duct has a double ply, metalized polyester vapor

barrier with Tri-Directional reinforcements.

UPC #030 – Double ply polyester core. R-Value = 4.2

PERFORMANCE DATA

Rated Positive Pressure: 10” w.g. per U.L. 181

Recommended Operating Pressures: 6” w.g. pos., 4”-12” dia., 4” w.g. pos.,

14”-20” dia.; 3/4” w.g. neg., all dia.

Velocity: 5,000 FPM

Standard Diameters: 4”-20”

Flame Spread/Smoke Developed: Less than 25/ Less than 50

Standard Lenghts: 25’

*R-Values are classified by Underwriters Laboratories Inc., in accordance with the ADC Flexible Duct Performance and Installation Standards (1991) using ASTM C-518 at installed wall thickness on flat insulation only.

Code Compliance – UL 181, NFPA 90A & 90B, SBCC, ICBO, BOCA, HUD 515-2.1(b)