Assuming you re installing a new door you ll need to find the precise location on the door frame for your hinges.
Hinges on new door.
If the old door was trimmed at the bottom and you were happy with the gap at the floor cut the new door to match.
One hinge is located 7 inches from the top of the door frame and the other hinge is located 11 inches from the bottom of the door frame.
Once you ve finished mortising the hinges set the door upright and bore the lockset holes.
Mortise the hinge openings using a chisel and utility knife photo 4.
New doors also known as door blanks have smooth sides without any existing hinge locations.
This design allows you to place the hinges anywhere you like on the door to match existing frames.