Kohler K-18829 Guide D'installation Et D'entretien page 13

7. Install the Finished Wall
NOTE: It is recommended to use cement board or tile backer board
for the wallboard backing. Gypsum board can also be used but it
may affect the toilet loading strength.
NOTE: The wall thickness should not exceed 2-3/4" (70 mm).
Install the finished wall.
Kohler Co.
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Finished Wall
Front View
10-1/2" (267 mm)
9-1/4"
(235 mm)
8" (203 mm)
13 1246750-2-B