Our Products
Leading Manufacturer, Supplier & Retailer of Silicon Metal 553 and Fire Insulated Ducts.
An insulated U.L. 181 Class 1 Air Duct, Constructed of a tough b Jack Inner – core, and surrounded by a thick blanket of flbreglass insulation. This is airtight; and is designed for HVAC system.
Max. Operating Temperature :
Code Compliance
Recommended Operating Pressure :
|
6” w.g. pos. / neg. |
4” – 12” dia |
|
4” w.g. pos. / neg. |
4” – 20” dia |
|
¾” w.g. pos. / neg. |
All Dia |
|
Rated positive pressure |
10” w.g. per U.L. – 181 |
|
Maximum Velocity |
5000 FM |
|
R Value |
402 |