TOTO Wall-Hung Toilet Bowl, AP Collection, DynaMax™ Tornado™ Flush® Flush, 0.9 to 1.28 gpf Flush Rate, 2-1/8 in Trapway, 5-1/2 x 4-1/8 in Water Surface Area, 2-1/8 in Trap Seal Diameter, 16-1/8 in Rim Height, Minimum Water Pressure: 8 psi Static, Wall Mounting, Finish: Cotton, 21-1/4 in L x 15 in W x 16-1/8 in H, Domestic/Import: Import