This height is measured from a finished floor.
Door handle height from floor.
However there are door handle height regulations when it comes to accessibility for disabled persons and these regulations are covered by the international building code ibc as well as federal state and local code standards.
According to international building code 2012 door handles or knobs should be installed 34 inches 864 mm minimum and 48 inches 1219 mm maximum above the finished floor.
Installers typically drill the hole centered 36 inches above the floor if not specifically instructed to do so differently.
The international building code also requires all projections into a hallway doorway or other means of access to have a handle that fits a wheelchair use.
It cannot require more than five pounds of force to use these operable parts.
The code requires that the height of a doorknob above the floor is approximately between 34 and 48 inches.
All handles pulls latches locks and other operable parts of the door should measure between 34 inches and 48 inches above the floor.
It requires that door handles should be able to be used with just one hand without tight grasping pinching or twisting of the wrist.
If the door is used for an entrance to a swimming pool the doorknobs are however suggested to place 48 to 54 inches above the floor.
