What is Exterior Door Trim? Door trim (also known as moulding) goes around the frame of the door and hides the jambs of the frame. Homeowners usually insert exterior trim to cover up the jambs and further individualize their homes.

What is the Trim Around the Front Door Called? The trim around the front door is often called a doorway casing. An exterior door’s trim consists of several parts. The casing refers to the interior trim, while the brickmold is the removable exterior trim.