This command will create a Tee section from a standard profile.

Starting this command will bring up the Lowering dialog where the appropriate icon should be selected

Selecting the profile top-flange will trim the lower half of the profile, while selecting the bottom flange will trim the upper half.

By default, the profile will be trimmed at the vertical center on the profile. By editing the zero value on the customization dialog the profile web will be modified accordingly.

A plus value will shorten the web, while a negative value will lengthen the web