For reference standard interior door widths range from 24 36 finished opening.
28 inch interior door rough opening.
Always add two inches rough opening for actual door size.
For the 28 inches x 80 inches 6 panel molded interior door the rough opening would be 30 0625 inches x 82 4375 inches.
Refer to the charts below to determine what size of door you will need.
In this case 30.
This will give you room to space the door frame off of the sub floor.
And i d be good to go without having to cut the door and jambs.
Interior knockdown frames that wrap wall a opening width 2 b opening height 1 the rough opening would be 38 x 85 for a 3 0 x 7 0 door frame.
Steves sons 28 in.
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I was thinking if i get the 28 quot.
Thank you for your inquiry.
The difference between a rough opening and finished opening is usually 2 3 inches.
Rough opening width in 26 1 29 5 4 30 0625 210 30 5 6 30 216 rough opening height in.
Therefore the height i am dealing with is lower than 82 5 quot.
This takes into account the thickness of a standard 3 4 inch doorjamb on each side.
While a standard door height is 80 finished opening.
3 panel equal shaker white primed lh solid core wood single prehung interior door with nickel hinges.
Door the rough opening would only need to be 79 quot.
Just add 2 to the width of the actual door size.
Add 2 to 2 1 2 inch to the measurement of the door s width to determine the total width of the rough opening.
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For fire rated openings drywall must extend at least 1 2 into frame.
Framing rough opening sizes are really quite simple.
Contemporary u grooved design atlanta white primed core flush wood interior slab door model 231188019802835 9.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
And another half to 3 4 for french doors.
You should add 2 1 2 to the height of the actual door.
Rough opening this product calls for with an 28 quot.