9 inch dish drinker with 5ft normal pressure hose and garden hose bib.  Operates on normal water pressure 5 to 50 PSI.  If used with a gravity flow tank, the tank must be at least 5 feet above the drinker.  May be used for all chicks after 7 to 10 days of age, as well as for grown birds.  Drinkers are 9" diameter, 4" overall height, giving 28" of watering space each.