How to create gaps when installing interior doors
What gap is needed between door, floor and frame : How To Create Gaps When Installing Interior Doors
Quote from Article entitled What gap is needed between door, floor and frame:
There are standards and rules on this subject. According to the rules, gaps are always calculated individually and depend on the geometric design parameters: weight, height, and width of a door. In this case the reasonable error is ± 1mm. If according to their dimensions a door must have 5 mm gaps between a leaf and a frame, considering a possible error, they can be from 4 to 6 mm.
The full version of the article can be found here.