Elkay EMASMB ezH2O® Mechanical Bottle Filling Station Surface Mount Battery Powered Non-Filtered Non-Refrigerated StainlessElkay EMASMB The Elkay EZH2O Bottle Filling Station delivers a clean quick water bottle fill and enhances sustainability by minimizing our dependency on disposable plastic bottles. Non Electric Surface mount design ideal for installations where electrical wiring is not easily accessible or locations looking to reduce electrical usage. Push button activation delivers 1. 0 gpm Features Mechanical push button designed for use in limited wall depth