The recommended thickness for that door would be 1 3 4 inches.
Starndard size door handles.
Fortunately the standards for ada door handle height are not much different than traditional recommendations.
Knobs typically have one hole for installation and can be round square rectangular or a t bar.
Most doors are 2 3 8 backset but some mostly exterior doors have a 2 3 4 backset.
The standard size for an exterior door is 80 inches 6 feet 8 inches by 36 inches 3 feet.
To measure your existing door you need to take a measuring tape and measure from the bottom of the door to the top of the door most common doors measure.
Standard thickness for an interior door is 1 3 8 if your door exceeds 36 or is over 90 in height.
For standard size cabinetry dimensions of 12 36 the most common pull sizes are 3 4 96mm and 128mm center to center from one screw hole to another.
The standard backset is 2 3 8 or 2 3 4.
Most of the current locks require the standard 2 1 8 bore.
While many door knob manufacturers ship their hardware with an adjustable backset some do not.
The minimum recommended door width to allow persons with disabilities to pass through is 36 inches.
Next you need to determine which direction the door opens in out left right swings.
The height of the door handle is not so much the problem as the door handle itself.
All handles pulls latches locks and other operable parts of the door should measure between 34 inches and 48 inches above the floor.
Many older doors had bores that were been smaller.
In most cases the door set which is inside of the door and controls the door latch will.
1 1 2 inch is a regular sized knob 1 3 4 inch and larger is an oversized knob.
If one wants to replace their locks on doors that have smaller diameter holes there are 2 options.
Require no door prep.
Then you need to measure the width most common width are 2 6.
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.
Entry doors are usually 36 inches wide.
You may be asked for this information when ordering.
The standard bore is 2 1 8.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors the standard height remains the same however.
