ASD8391 Features: * Luxury * Flush valve adjusts flush volume according to usage * Permanent Everclean surface inhibits the growth of stain and odor causing bacteria, mold and mildew Specifications: * 208pct Water savings when compared to a standard 16 gpf toilet * Light flush of 11 gpf when user is in detection zone for 60 seconds or less * Standard flush of 16 gpf when user is in detection zone for more than 60 seconds