Kohler Premise K-702479-8L-SHP Instructions D'installation page 16

8. Install the Threshold Seal
Inside of Shower
Apply 100% silicone sealant to the end of the threshold seal that will come into contact with the fixed panel wall jamb.
Place the threshold seal into the threshold.
Slide the threshold seal toward the fixed panel wall jamb.
Verify that the silicone is in contact with the fixed panel wall jamb.
1579984-2-A
Outside of Shower
16 Kohler Co.