Designed to complement its SWI series of industrial-sized, seawater reverse osmosis (RO) systems, Pure Aqua Inc., of Mission Viejo, Calif., announces the SWC series of commercial-sized seawater RO systems. Ideal for smaller boating and offshore applications, the SWC series includes systems capable of 380 to 7,600 gallons per day. The units feature corrosion resistant pumps, glycerin-filled SS gauges, high quality membranes, FRP housings and control panel, all mounted to an epoxy-coated steel frame.