Kohler Premise K-702479-8L-SHP Instructions D'installation page 22

14. Attach the Header Cover to the Header
Outside
of Shower
Snap the header cover onto the clips.
Verify that the ends of the header cover and header are flush on the fixed panel side.
Wrap the header and header cover with painter's tape to hold the positioning.
1579984-2-A
Header
Outside of Shower
Inside
of Shower
22
Header Cover
Inside of Shower
Verify flush.
Kohler Co.