In general clearance for those allowed gaps are as follows.
Gap at bottom of door frame.
Set the door frame in the opening with the jamb resting on the finished floor photo 2 or on a spacer.
Be careful not to overdo it and seal the door so that it can t settle with the rest of the house.
Water leaking from the top of the door frame.
If it is not then the inconsistent gap is caused by an incorrect frame installation.
If each room has individual air returns the numbers can be smaller for personal taste.
Nfpa 80 fire doors and other opening protectives.
As long as the gap is even on an interior door it shouldn t be why a door isn t closing properly.
Remove the door from the frame and set it aside.
If you have gaps around an outside door you could be losing up to 15 percent of the money you spend heating your home by allowing heated air to blow outside.
This number is regardless of flooring.
If you have a large gap at the bottom of your door that may be helping the door to stay plumb.
Remove the hinge leaves from the jamb.
A drafty door with chilly drafts air blowing through your entryway.
Under the bottom of a door.
This is a simple solution to your problem.
It has a protruding edge centered on the bottom that fills the gap between two different floors.
The door gap to the floor should be 5 8 to 3 4 inch.
A door gap resulting in light under the door or peeking around the edges of the door.
This is the alternative to using a door sweep.
It should be measured from the floor surface to the bottom of the door.
Contains information on maximum gap allowances for different types of fire doors.
1 8 for more detailed gap information refer to nfpa 80 section 6 3 1 7 and section.
Improperly set frames will cause severe door and hardware problems.
How to fix a gap in an outside door.
Screws through the jamb where they ll be hidden by the screws.
1 8 meeting edges for a pair of doors.
Adjust the gap along the top.
A visible door gap between the door and door frame.
This allows for proper air exchange between rooms.
Check to see if your door will close over it by placing a small piece of it on the floor under the.
Https amzn to 2qzgks0 quick tip for closing a gap in a door frame after install this door in this older building.
3 4 between door and frame.
Tools used link to amazon.