The Elkay EZH2O bottle filling station delivers a clean, quick water bottle fill and enhances sustainability by minimizing your dependency on disposable plastic bottles. Fully recessed in-wall design. Sanitary no-touch sensor activation with automatic 20 sec. shut-off timer. Designed as a stand-alone unit or to be paired with Elkay SwirlFlo or Soft Sides architectural fountains (sold separately). A visual filter monitor with LED filter status indicator lets you know when to change the filter. Fill rate is 1.1 GPM. Nonrefrigerated GPH.,The 3000 gal. filter is certified to NSF 42 and 53 for lead, Class 1 particulate, chlorine, taste, and odor reduction,Green Ticker informs user of number of 20 oz. plastic water bottles saved from waste,Silver ion antimicrobial protection on key plastic components helps inhibit the growth of mold and mildew,Drain system eliminates standing water