It varies from country to country.
Standard door handle size.
In metric terms this size is 57mm.
The height of the door handle is not so much the problem as the door handle itself.
A section on manual doors indicates that a door handle should be between 0 9 1 0 meters 35 5 39 5 inches to cater for wheelchair users too.
Dummy handles are surface mounted and may be located anywhere on the door you choose but they re usually located to match the appearance of nearby operating locks.
Measure from the center of the door knob hole to the edge of the doorway to find the size of the door set.
The standard size for an exterior door is 80 inches 6 feet 8 inches by 36 inches 3 feet.
While the commercial door handle height is already 34 to 48 inch which standard you should install the knob and handle carefully if you choose to buy a slab door.
There is no universal standard door dimension.
Over the years front door handles for wooden doors have tended to keep to a standard lever to lock size.
Bathroom closet and utility room doors are usually smaller in size than the bedroom doors.
While the standard bedroom door dimension in the usa is 762 x 2032 mm it is 762 x 1981 mm in the uk.
All handles pulls latches locks and other operable parts of the door should measure between 34 inches and 48 inches above the floor.
What you may like wen.
You can check this by measuring from the centre of the spindle to the centre of the key hole.
Fortunately the standards for ada door handle height are not much different than traditional recommendations.