| Item | Noninsulated Flexible Duct |
| Color | Silver |
| End Type | Plain |
| Flexibility | Flexible |
| Flexible Duct Inside Dia. | 18" |
| Flexible Duct Item | Noninsulated Flexible Duct |
| Flexible Duct Wall Thickness | 1/8" |
| For Nominal Duct Diameter | 18" |
| Inside Dia. | 18" |
| Interior Surface Texture | Smooth |
| Length | 25 ft. |
| Material | Aluminum |
| Max. Air Flow | 5000 FPM |
| Max. Pressure | 6 in. wc |
| Max. Temp. | 180°F |
| Maximum Continuous Length | 100 ft. |
| System Of Measurement | Inch |
| Vapor Transmission | 0.05% |
| Wall Thickness | 1/8" |
| Duct Material | Aluminum Foil |
| Fire Rating | Flame Spread: 25 Max, Smoke Developed: 50 Max |
| For Duct Diameter | 18" |
| Inside Diameter | 18" |
| Maximum Air Speed | 5000 FPM |
| Maximum Pressure Rating | 6 in. wc |
| Maximum Temperature Rating | 180°F |
| Minimum Temperature Rating | -20°F |
| Overall Length | 25 ft. |
| Product Type | Non-Insulated Flexible Duct |
| Standards | CALIFORNIA STATE FIRE MARSHAL, CITY OF CHICAGO, CITY OF SAN FRANCISCO, CUL LISTED, DADE COUNTY, FLORIDA, HUD, IMC, IRC, NEW YORK CITY, NFPA 90A & B, UL LISTED, UMC |
