Rugged, double-wall construction of corrosion-resistant galvanized steel and aluminum. Snap-lock coupling ends and lightweight.
| Outside Diameter | : | 4 in |
| Inside Diameter | : | 4-1/2 in |
| Material Gauge | : | 0.012/0.018 |
| Material | : | Galvanized Steel |
| Temperature Rating | : | 400 to 550 deg F |
| Length | : | 24 in |