Kohler b'Class Five Dual Flush Two-Piece Round Toilet with Left Lever Less Seat 1.1/1.6 GPF' . Kohler b'Comfort Height One-Piece Elongated Toilet with Seat and AquaPiston Technology 1.6 GPF' . Kohler b'Comfort Height Two-Piece Elongated Dual-Flush Toilet with Right Lever 1.1/1.6 GPF '
Ok, the rough-in for my toilet is 11.25 inch, measured from the wall to the center of the. If/when all is good go back and buy the matching tank.