In computing the exit width required the net dimension of the exitway shall be used.
Front door width code.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors the standard height remains the same however.
When installed in exit doorways exit doors shall be capable of opening at least 90 degrees and shall be mounted so that the clear width of the exitway is no less than 32 inches.
Entry doors are usually 36 inches wide.
The height for all passage doors must be a minimum of 80 inches and the standard width sizes for interior doors are 24 28 30 32 and 36.
The entry door is one of the first things people see when they come into your home and many attractive styles and materials are available to help you add a personal touch.
Code requirements for exterior doors are covered in chapter 10 of the ibc.
Section r311 2 states the width of the clear opening of the required egress door must be at least 32 inches from the face of the door to the door stop at the jamb or the opening and the height of the opening must be a minimum of 78 inches from the door stop at the head of the opening to the top of the threshold.