The Knowsley SK Firefly is the premium all terrain mobile monitor. Following extensive input from end users the Firefly has been subjected to subtle but effective design changes to meet the needs of the modern petrochemical industry.
| Color | Red enamel |
| Material | Gunmetal |
| Inlet Connection | 2 x 2½ Instantaneous Male to BS336 c/w Spring-Loaded, Non-Return Valves |
| Outlet | 2.5” NSTM |
| Water service | Firewater / Foam Solution |
| Rotation | 90º (restricted) / 360° (unrestricted) |
| Elevation | 75° |
| Depression | 30° (restricted) |
| Max. capacity | 3300LPM |