Model 1920HPSHO touchless wall mounted bottle filler shall include 100% lead-free waterways, high polished stainless-steel construction, touchless sensor operated stainless steel solenoid valve controlled by a transformer, 1 gpm (3.78 L) laminar flow. It can be used as a stand-alone station or mounted above the Haws 1001HPS and 1011HPS series drinking fountains.