To protect the water pressure pump from dirt and unwanted particles, the installation of a filter between the water intake and the pump is recommended. Available with different hose diameter connections, as in the table.
Diameter: 32 mm.
| Pos.no. | Part no. | Connection | Length |
| QL.116 | 41100018 | 1/2" | 230 mm |
| QL.187 | 41103043 | 3/4" | 230 mm |
| QL.188 | 41103044 | 3/4" BSP | 230 mm |