The trim that surrounds a door frame is called casing, and it’s always installed before baseboard and chair rail because they have to butt against it. Casing is also the easiest type of molding to install because the joinery is simple, making it a perfect first project.
I’ll start off by explaining the details of casing joinery and describing how to measure for new casing around a door frame. I also talk about making a cut list, so when you cut your casing it will be perfect the first time. Read the full article…