- Product description
| Material | Height in mm (h) | Outside diameter (D) | Inner diameter (d) | Shut-off valves | Reducer | Plants | References |
| Viscous | 3,5 | 35,0 | 5,0 | Bigas (M.91, EGM-04) | - | Bigas | - |
| Material | Height in mm (h) | Outside diameter (D) | Inner diameter (d) | Shut-off valves | Reducer | Plants | References |
| Viscous | 3,5 | 35,0 | 5,0 | Bigas (M.91, EGM-04) | - | Bigas | - |