Most entry doors are slightly.
Are all house doors the same size.
All mobile home doors are based on rough opening the size of the hole in the side of the home if the door was removed.
In fact all three are of same height but the doors are of different sizes as shown in above image.
There are three critical measurements width height and if it is a combination door jamb width or thickness.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors.
Most entry doors are the same industry wise standard size while different sizes can be special ordered.
Things to consider when measuring your door first familiarize yourself with some basic door terminology.
This means a store bought replacement pre hung door will not fit into the mobile home opening as is.
The standard door must be cut down to size to be installed in the mobile home.
The standard height remains the same however at 80 inches.
The left and right images are technically the same as they are represented for scale.
Typically these measurements will be slightly larger than the required size needed.
How to measure a prehung front door.
Many mobile home doors are actually smaller than a regular standard home door.
The international residential code does not require interior doors to be as large as the main entry door in a house but it still sets minimum height and width requirements.