This High Efficiency Toilet from our Evolutionandreg; collection uses just 1.28 gallons per flush, or 20% less water than standard toilets, and meets EPA WaterSenseandreg; criteria. It features improved hydraulics and rim wash for a clean, powerful flush. Its sleek styling works well with casual dandeacute;cor, and the longer bowl with a 16-andfrac12;andrdquo; rim enhances ease of use.High efficiency, ultra-low consumption (4.8Lpf/1.28 gpf), utilizes 20% less waterMeets EPA WaterSense andreg; criteriaCombination bowl and tank, less seat12” (305mm) rough16-1/2” rim height for accessible applicationElongated siphon action bowl with direct fed jet and excellent rim washFully glazed 2” trapwayGenerous 9” x 8” water surface area2” flapper flush valvePilot Valve water controlColor matched trip leverSanitary bar on bowlClosed-coupled tank with flat tank lidTwo color-matched bolt caps100% factory flush tested2 year warranty