Kohler STERLING 547909-59S-G05 Installation Instructions Manual page 13

9. Position the Header
NOTICE: The labels on the header must face the outside of the shower.
From inside the shower, raise the header above the cleats.
Tilt the header and lower it onto the cleats, as shown.
Make sure that the top of the header is properly hooked onto the cleats, as shown.
Rotate the header in place, flat against the cleats.
Sterling 13
Groove
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