CPS571 / CPS371 Finish: Tempered Pictured in Brushed Nickel Features: -15 Gauge Copper.-IAPMO listed / cUPC certified.-Vessel installation. Dimensions: -1.5'' Drain.-Outside dimensions: 16.25'' H x 4.75'' W.-Inside dimensions: 16'' H x 4.5'' W. Warranty: -Limited lifetime warranty.[]