As long as the gap is even on an interior door it shouldn t be why a door isn t closing properly.
Best way to fill gaps in door frames.
Best for use with drywall wood and masonry.
Tools used link to amazon.
Use latex painter s caulk inside of doors and windows or to quickly fill cracks and holes in drywall.
A drafty door with chilly drafts air blowing through your entryway.
Https amzn to 2qzgks0 quick tip for closing a gap in a door frame after install this door in this older building.
Fill in gaps between crown moulding and baseboards.
The door frame which builders call the jamb shouldn t fit tightly to the studs and header that form the door opening.
If you have a large gap at the bottom of your door that may be helping the door to stay plumb.
Instead there s usually a small gap.
In your question you mention down the side of a door.
Be careful not to overdo it and seal the door so that it can t settle with the rest of the house.
On door window frames and baseboards etc.
If you have gaps wider than 1 4 the best practice is to fill them first with a foam backer rod such as this c r.
Filling gaps with decorators caulk.
Polyfiller is used for repairing small cracks in plaster work.
A door gap resulting in light under the door or peeking around the edges of the door.
If the gap is on the inside of the window anything up to about 10 mm can be filled will decorators caulk decorators caulk is fast drying and slightly flexible making it perfect for filling smaller gaps around windows frames where seasonal expansion is possible.
There are many places where you may need to fill gaps before you paint.
How to fix a gap in an outside door.
Laurence closed cell backer rod available from amazon and then run your bead.
How to fill gaps around a door frame.
A visible door gap between the door and door frame.
On an interior paint job you could find them where walls meet ceilings on inside corners of walls where wood trim meets walls on inside corners where wood trim meets other wood trim i e.
Water leaking around the door or water leaking under the door or door bottom.
Water leaking from the top of the door frame.
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.
Use to install wood paneling without nails.