The latch goes through into the large bore hole and then the door knob is mounted the backset is the distance from the edge of the door to the center of the large bore hole.
Standard size for exterior door handle.
There are 3 main sizes to take when measuring a door handle.
Most doors are 2 3 8 backset but some mostly exterior doors have a 2 3 4 backset.
How to measure your existing standard front door size 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.
In metric terms this size is 57mm.
You can check this by measuring from the centre of the spindle to the centre of the key hole.
How to measure your door handle.
This prompted this writeup for you to get more insights.
The standard height.
While a door width of 36 inches is oversized for an interior door it s the standard size for front doors.
Require no door prep.
Typical door handle height.
The standard height remains the same however at 80 inches.
Actually while there are deadbolts available that are made specifically for the smaller bore today s knob and lever sets are for the most part made to fit the standard 2 1 8 door preparation.
The first is the distance from the centre of the handle to the centre of the keyhole.
In most cases the door set which is inside of the door and controls the door latch will.
The standard size for an exterior door is 80 inches 6 feet 8 inches by 36 inches 3 feet.
The standard backset is 2 3 8 or 2 3 4.
Measure from the center of the door knob hole to the edge of the doorway to find the size of the door set.
There are a few exceptions and we ll discuss those here in a bit but there are no.
The standard size for an exterior door is 80 inches by 36 inches which is 6 ft 8 inches by 3 ft.
Then you need to measure the width most common width are 2 6.
The typical door handle height is not uniform all thanks to various factors.
Invented in 1878 doorknobs and handles are now found on every door both outdoors and indoors it was osbourn dorsey who filed a patent for a door closing device in the u s but its height was not a part of the documentation.
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.
96 inches or 8 ft.
This is sometimes called the pz.
A common request we get around our shop is for door knobs or levers made for the small 1 1 2 or 1 5 8 bore hole.
Over the years front door handles for wooden doors have tended to keep to a standard lever to lock size.
Next is the distance between the centre of the top screw to the centre of the bottom screw.
