The Seafari 170 from HRO Systems, of Gardena, Calif., produces 7 gallons of fresh water per hour (27 lph) and contains the most advanced standard features, equipment and benefits available on any reverse osmosis watermaker of its size. It’s manufactured with a low maintenance design for easy use and simple routine service. It’s the most cost-effective and dependable way to solve fresh water needs. The watermaker is available in 12 or 24 volt DC or 110 or 120 volt AC.