... % of water UPC/IAPMO Certified Toilet - EPA WaterSense Labeled HET - High Efficiency Toilet (T/X-6688H) - Sanitery Ware700 x 386 x 823 ... sanitary ware including one piece toilet, two piece toilet, HET - high efficiency toilet, lavatory, sink, cabinet wash basin, urinal, vessel, bidet...etc ... free to contact us for any question. Thank you! WaterSense High Efficiency Toilet - ADA (T/X-6688H)