This glossary of door hardware terms and terminology
can help you better understand the various door lock and security options Schlage offers.

Tubular (Lock or Latch)::

Any door lock-set or latch-set that requires a bore hole and an edge-bore for installation. A standard interior door handle requires one bore hole (usually 2-1/8" in diameter) and one edge-bore (usually 1" in diameter). A tubular entry door handle

Strikeplate::

The metal plate installed on the door jamb that receives the latch or bolt from the door. The latch/bolt extends from the door into the strikeplate.

Split Finish::

When the exterior portion of door hardware has a different finish color than the interior portion. To notate a split-finish, always refer to the exterior finish color first. Proper notation is as follows: Exterior Finish X Interior Finish Example:

Single Cylinder::

Single-cylinder door locks require a key to lock/unlock your door from the outside; and have a thumbturn mechanism on the inside to lock/unlock your door. The single-cylinder function is an option for locks such as deadbolts and entry sets. The thumbturn

Rosette::

The decorative backplate attached to a door knob or lever that covers the bore hole in the door.

Privacy (Function)::

A function for interior door handles for use on doors of private rooms that require a latch and a simple locking feature. Commonly used for bedroom doors, bathroom doors, etc.