| Connection Type | : | Female |
| Finish | : | Galvanized |
| Gauge | : | 28 ga |
| Length | : | 6 in |
| Material | : | Steel |
| Size | : | 4 in |
DuraVent® Universal Adapter, 4 in, Female Connection, 28 ga Gauge, Steel, Finish: Galvanized, 6 in Length
- Used to connect B vent to/from 1/4 in type B gas vent
- Allows DuraVent® B vent to be used in conjunction with other brands of existing vent