The Baltic Rear Spud ADA Elongated Floor Mount Toilet Model 1313-WHT is a White Rear outlet with a water surface area of 11?x13?, with a 2? diameter glazed. This Toilet has a water usage of 1.6gpf/6.0lpf due to its high quality fixtures. This toilet is designed for industrial and commercial uses, and comes with a 2? Rear Spud that is made to use many different flush valves. The Baltic rear Spud ADA Elongated Floor Mount Toilet Model 1313-WHT is made out of a durable vitreous china material, and has a standard china finish. The Baltic rear spud ADA Elongated Mount Toilet Model 1313-WHT comes with the Mansfield limited lifetime warranty. Mansfield is an American company that?s been in business since 1929, and has been one of the top producers in design, and quality for the past 80 years. They are the largest domestic producer of sanitary ware, and strive to ensure you get the best products available.