Imperial Rain Cap, Nominal Size: 4 in, Fits Duct Size: 4 in, Square, 30 ga Thick, Cap Height: 8-1/16 in, 9-1/8 in Dia, Steel, Galvanized, 4 in H Collar Additional Information
| Diameter | : | 4 in |
| Material | : | Galvanized Steel |
| Shape | : | Square |
| Thickness | : | 30 ga |