The EW Series hydronic geothermal system is a water-to-water unit that comes in four sizes: 20,000, 30,000, 42,000 and 60,000 Btu. It is designed to operate with load temperatures of 30 degrees to 130 degrees F and source-side flow rates as low as 1.5 gpm/ton for well water. It is suitable for residential and commercial applications and in new construction or retrofit installations. According to the manufacturer, the EW Series can be used for applications including radiant floor heating, radiant wall or ceiling heating, industrial process water heating/cooling, domestic hot water generation, baseboard radiation, chilled water cooling, pool and spa heating, snow melt, and make-up air preheating/cooling.
WaterFurnace International Inc., 9000 Conservation Way, Fort Wayne, IN 46809; 260-478-5667; 260-478-3029 (fax).