21 GPM, water purification system designed to supply USP grade water. Major components are mostly skid mount and include a booster pump, pre RO cartridge filter UV light, heater, Reverse osmosis system and a final filter. The system includes the following IPP stock numbers: 230703 Electro DeIOn system X-903 CDI 230704 UV lamp system X-903 230716 RO system X-903 230717 Booster pump system. X-903 (Small DI Water System (can be used in tandem with larger DI Water System #230578, or used separately)