Kohler Premise K-702479-8L-SHP Instructions D'installation page 14

6. Mark the Wall for Cleat Alignment
Align the alignment tool with the top of the fixed panel wall jamb.
Using a pencil, mark the wall at the alignment tool's second ridge.
Using a level and a pencil, mark a plumb line on the wall approximately 1-1/4" (32 mm) along the length of the level.
1579984-2-A
Top of Wall Jamb
14
1-1/4"
(32 mm)
Inside of Shower
Kohler Co.