Keep this in mind.
Standard exterior steel door sizes.
Fire rated gray right hand flush steel commercial door with knock down frame and hardware.
For the 36 x 80 exterior doors this rough opening will need to be 38 inches by 82 1 8 inches.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors.
The standard width of a steel entry door s rough opening is 3 4 40 for a single door and 6 4 76 for a double door.
Door size wxh in.
The rough opening size is the construction size with the side lumber studs and header.
Door size wxh in.
Beveled edge edge of a door which is not at a 90 angle to the face of the door standard bevel is 1 8 3 2 mm in 2 50 8 mm narrow side of door is in contact with stop of frame when door is closed unless specified door edges will be manufactured in accordance with manufacturer s standard for that model.
30 and 32 inches also available.
Our steel security replacement door units combine the ideals of strength and security with the added benefit of curb appeal.
80 inches 6 feet 8 inches thickness.
As you can see the standard exterior door size rough opening is a full 2 inches wider than 36 inches and 2 1 8 inches higher than 80 inches.
Prehung on an 18 gauge steel l frame.
Purchase your steel security replacement door today.
If your door opening is an unusual size simply take your measurements to a home depot store near you and an associate will help you choose the right door for your home.
Standard entry door measurements.
Our doors come in all shapes and sizes.
The standard height remains the same however.
Door size wxh in.
Measure the height of your finished rough opening from the floor to the bottom of the header.
36 x 80.
Actual door size is less than nominal size to accommodate for proper clearances and undercut 1 4 width 7 8 height 3070 3 0 x 7 0 actual size 35 3 4 x 83 1 8 all doors 1 3 4 thickness 6 8 height 7 0 height.
Entry doors are usually 36 inches wide.
Make sure to add an additional of an inch on each side for room for the frame to shimmy.
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