The east European water-cooler market expanded to almost two million units installed at the end of 2014, up 3.4 percent over 2013, according to a new report from Zenith International. The market is still dominated by bottled water coolers with a 64.4-percent share, followed by pumps and other dispensers at 32.2 percent. Despite each of these traditional segments seeing a 3.1-percent increase in units, they continued to lose share. POU mains water coolers advanced by 13.3 percent to nearly 70,000 units and a 3.4-percent share.