What Is the Difference Between a Door Frame and Door Lining?
A door frame consists of many elements. Parts, such as door lining/casing, architrave, and sill, all form to create a door frame. If you’re interested in learning more about the technical terms for door frames, check out our post on Everything You Need to Know About Door Frames.
In general terms, the difference between a door frame and door lining is that the lining hides the gap between the wall and the door. Whereas, the door frame is attached to the door, holds the door upright, provides support, and allows the door to move on its hinges.