Eemax expanded its market leadership position throughout the 1990's by continued expansion of its product line to address higher flow rate applications The original Eemax technology was patented and quickly emerged as the most flexible technology on the market, which was a critical factor in the early stages of the development of the US market for electric tankless heaters With the new Eemax line of Series Two and Series Three heaters, a wide range of hot water commercial applications could be addressed from 1.5GPM up to 5GPM