They can make a space to look larger, smaller, intimate , stylish or hide spatial flaws. Choose the type of detail you'll need. There is an abundance of architectural details to select from for your home including crown and base molding, chair railing, applied panel molding, medallion and beams. Used in combination these elements add structure , style and a touch of class to your home. Scale the detail to the room.
Most moldings come in different sizes and widths, so make sure it is proportionate to the room.
Set chair railings 36 inches above the floor. If your ceilings are lower than average, the railing should be lower to make the wall seem taller, but you shouldn't go any lower that 30 inches.