Installers typically drill the hole centered 36 inches above the floor if not specifically instructed to do so differently.
Door lock rail height.
Most people place them roughly six to twelve inches above the height of the door handle.
Door handles pulls latches locks and other operating devices shall be installed 34 inches 864 mm minimum and 48 inches 1219 mm maximum above the finished floor.
Door handles pulls latches locks and other operating devices shall be installed 34 inches 864 mm minimum and 48 inches 1219 mm maximum above the finished floor.
Stile width right lock.
Lower center stile width.
Most homeowners split the difference and install it roughly 44 inches from the floor.
The international building code has established doorknob height between 34 and 48 inches above a finished floor.
The lock strike centerline should be 40 5 16 from the bottom of the frame with the lock in relation to the strike.
The deadbolt strike centerline should be 48 from the bottom of the frame.
Given that most contractors install the doorknob around 36 inches from the floor a deadbolt should be positioned somewhere around 42 inches to 46 inches off the floor.
Locks used only for security purposes and not used for normal opera tion are permitted at any height.
Locks used only for security purposes and not used for normal operation are permitted at any height.