These half columns are designed to be used either flat against a wall or to wrap around a post or beam. If you are using these columns to wrap around a structural element take a look at the Half Columns Help page. It has some very helpful information on the work you'll need to do to get a perfect finish.

Column Style	Full Columns	Flat Columns	Half Columns
Medallions	Crown Moulding	Door/Window Trim	Ceiling Tiles