Performance Data
Comprehensive technical specifications for all models
Code Compliance
Meets requirements of U.L.181, SBCC, BOCA, NFPA 90A and 90B, HUD 515-2.1 (b)
R-Value
Models MH(R-4.2), MH-6(R6.0), and MH-8(R-8.0) are tested in accordance with U.L. 181 and approved for use as a CLass 1 air duct material.
Rated Pressure
10″ positive, 3/4″ W.G. negative per U.L.181.*
Maximum Velocity
5500 FPM
Maximum Operating Temperatures
-20 F to 250 F
Moisture Vapor Transmission (Jacket only)
.1 or less perms per ASTM E96
Fire Safety Rating
U.L. 181 (Flame spread less than 25, smoke developed less than 50)
Product Spec Sheet
Complete technical specifications for all Metalized Polyester Insulated Flex Duct Models.
Installation Instructions
Step-by-step printable instructions for proper installation