Good point! I just measured some standard cheap new construction doors and found:
You lose 3/β8β³ on each side to the jamb.
The door open to 90Β° loses you 1 5/β8β³ on top of the jamb.
So a 30β door has a clear opening of 27 5/β8β (or 29 1/β4β³ with the door off).
Good point! I just measured some standard cheap new construction doors and found:
You lose 3/β8β³ on each side to the jamb.
The door open to 90Β° loses you 1 5/β8β³ on top of the jamb.
So a 30β door has a clear opening of 27 5/β8β (or 29 1/β4β³ with the door off).