The DRO60HiS is a full sized 60 gallon per day Hi-S High Silicate Removal RO unit with liquid filled pressure gauge, R/O monitor for checking water quality and clear canisters. Full size units provide better pre-filtration and less chance of membrane fouling. This unit will remove an average 97-99% of tap water contaminants. The DRO60HiS includes a 60 gallon per day Hi-S membrane, a CF1M 1 micron sediment pre filter, a CFCE solid carbon block filter, liquid fill pressure gauge, romonitor, a 3/4 inch garden hose adapter and 6 feet of yellow, blue and orange tubing.