The AIWD450 is ETL-S listed to NSF-12 commercial standards. Measuring just 20 inches from the front leg to the unit rear makes this a perfect fit on standard counters, with a slim 16.5 inch width. This unit can produce up to 378 pounds of ice per day. Three dispenser functions - ice, water, or ice+water.Adjustable legs offer flexible height options, while the stainless steel finish offers a sleek, professional look. The removable tray and sealed back make for easy cleaning. This unit comes equipped with UV lighting in the dispenser. The AIWD450 must be used with a drain and should be placed in a space that allows for draining below the unit. It is top vented.Perfect unit for hospital waiting areas, break rooms, or similar settings looking for a water and ice dispenser that is attractive and efficient. Smaller capacity models are also available. Note: A water filtration system is available and recommended for optimal performance of the unit. See FILTER282TWIN