©2016 Elkay Manufacturing Company Math. Science. History. Lead. In some schools, kids are exposed to more than their lesson plans. At Elkay, ® we want to help keep kids and drinking water safe. Our filtered ezH2O ® bottle filling stations do just that by removing lead beyond the level required for our NSF/ANSI 53 certification. So let’s put cleaner, healthier water within everyone’s reach. Learn more at Elkay.com/ezH2O.