Ships complete, bowl, tank, seat, trip lever, wax ring, and bolt kit all in one box. Scores a perfect 1000g on the MAP test, the most efficient flushing rating on the market. Round-Front bowl, with chair height design, 1-1/2" higher than standard toilets making it easier to get on and off. 1.28 gallons-per-flush. WaterSense Certified, using 30% less water than standard 1.6 GPF toilets with equal or better performance ratings. 12" Rough In dimension, distance between the wall and the discharge pipe.