Kit Includes: Salinity Probe Stability Assembly 36in of 1/4in supply-line hose SICCE Micra compatible Pump adapter for 1/4in RO Line. Important Installation notes Must be supplied constant 60 to 100 GPH of flow. Ideally, the supply line is fed by a small pump or manifold port after in-sump filtration. Probe with SPS Kit can be installed in any area of your sump, overflow or drain chamber.