Corrosion-resistant valve mounts into 23/32″ (18mm) diameter hole through 1-1/4″ (32mm) to 2″ (51mm) thick panel; projects 3-1/4″ (83mm). Dispenses liquid and lotion soaps, and synthetic detergents. Translucent, shatter-resistant polyethylene container mounts on opposite side of panel and feeds soap valve through supply tube. Capacity 34-fl oz. (1.0L).