This is the minimum width required for a passage door.

Standard jamb width. You may find that the measurements above are too large, or too small, for your opening. Originally meaning the vertical members of a framework, the phrase “jamb” has evolved to indicate the frame where the window or doorway is mounted. Welded hollow metal frame profiles and jamb depths.

The standard jamb width is 4 5/8 inches. The door jamb is the frame that installs in the wall and supports the door via hinges. You need to figure out if sheer ply plus finished material plus interior sheet rock.

Each exterior jamb has certain portions that will have the same size. Measure the window jamb's depth. Here are the more standard jamb profiles.

Standard door width for interiors is 32 inches. This is the conventional hollow metal frame, meaning it is meant to be welded and is indeed. We have created this video series to help educate our customers on all they need to know about purchasing a door online and everything that makes up a door.

For example, the kerf is 1/2” to accept the weatherstrip.