Southwark Trunk Duct, TD48 Series, Rectangular Shape, 48 in Length, 18 in Width, 12 in Height, 26 ga Gauge, Steel, Hot-Dipped Galvanized
| Finish | : | Hot-Dipped Galvanized |
| Gauge | : | 26 ga |
| Height | : | 12 in |
| Length | : | 48 in |
| Material | : | Steel |
| Series | : | TD48 Series |
| Shape | : | Rectangular |
| Width | : | 18 in |
- Standard trunk duct is furnished in button snaplock with S-cleat and drive connections
- Cross broken for extra stiffening strength
- Rectangular trunk duct is used as the main trunk lines in HVAC supply systems
- It is lightweight, easily modified to fit into areas with space limitations and can be sealed and insulated which offers a moisture barrier as well as an acoustical barrier for maximum efficiency and comfort
- Square throat fittings are standard, radius is available upon request
- ASTM A-653 class B material standard