How To Measure Picture Frame Molding. This requires more measuring and cutting but i think it really elevates the look. Outside dimension of the components (what you are framing, i.e.
The rabbet is the notched area in the back of the molding where the artwork is placed. I used the box + chair rail + box look in our bedroom and my office. 4 1/2 inches from the bottom of the chair rail and the same from the baseboard molding up.
A frame's dimensions refer to the size of its opening.
I had gotten some ideas from other people on how their molding was spaced, so i used this measurement: Available in lengths and quantities from 4 feet to 96 feet. Place your spacer on the baseboard and put your bottom length of molding on top of it. Then, i used 5” to space them apart, so came in from the doorframe about 5”.