Scope of delivery: 1x water filter with 2x quick adapters (1x female thread + 1x male thread). 3/4" female x 3/4" male / max. 12 bar/max. 60C. The effect: The inlet filter protects the pressure pump from dirt particles in the dirty water, thus extending the life of the pressure washer. Regular cleaning of the filter is recommended to maintain optimum flow. Compatibility: Pressure washer water filters are compatible with Karcher K2 K3 K4 K5 K6 K7 G 3/4'' water filters . Installation arrow marking: When installing the filter, you should pay attention to the flow direction, the filter housing is marked with an arrow for your convenience. Use a quick adapter to connect the filter to the device or hose. Uses: Water filters for pressure washers or other equipment in the garden, home or motorhome. The clear water filter of the pressure washer can be visually inspected at any time through the transparent filter housing.