We've been producing some of the industries best commercial toilets for more than 137 years. Built to stand the test of time and handle years of high use, there is an American Standard commercial toilet that's right for any job.1.1 GPF HIGH-EFFICIENCY TOILET SYSTEM WITH MANUAL FLUSH VALVE -- 31% water savings when compared to a standard 1.6 gpf toilet -- 14% water savings when compared to a 1.28 gpf HET System MaP Score: -- 1,000 grams of miso @ 1.1 gpf (when using a 1.1 gpf American Standard Manual flush valve) Permanent EverClean surface inhibits the growth of stain & odor causing bacteria, mold and mildewSustainability CALGreen Compliant