Owners should be very involved in the planning process. Hiring someone to. do it or delegating it to someone who is not a key member of the company. will result in an inferior plan. No plan (or a poor plan) is a leading cause of business failure. You can. improve your chances of success with a good Business Plan.
Instructions. Position the metal studs that will form the two sides of the rough opening so that the distance between them is 1 inch greater than the exterior dimensions of the door frame. This provides you with space to adjust the door frame and make it perfectly square and level with shims.
To make the studs, measure the height of the door to be installed. Cut 2x4s to the height of the door plus 1 1/2 inches (5.1 cm) to allow room for the top of the frame and allowance for leveling the jamb. To make the door header, cut 2x4s to the width of the original opening. A king stud is one that runs continuously from the top plate to the bottom plate.