The design provides easy installation with only a phillips screwdriver.
Exterior door lock functions.
These are classified into more than 20 types using codes developed by door hardware group bhma.
The relevant standard defining locks functions depends on the type of lock it is.
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Lock functions determining which lock function is appropriate for which door can drive a specifier crazy.
The new design features a 70 mm rose plate providing easy coverage of previous paint marks in replacement applications.
Keyed entry is for exterior doors.
There are 5 door lock functions that are essential and that you will see used on 99 999 of all projects.
An entry function lockset will have a small button on the inside of the knob lever allowing you to manually lock the door when you choose.
When it comes to choosing door hardware the most important consideration should be security.
The finish gives a clean look with a modern feel to your home.
Refer to specific manufacture data prior to specifying types.
Locks with this function have a keyed cylinder facing the outside of the home and a thumbturn on the interior.
As openings become increasingly complex so too are the options for securing them.
Door locks can have over 50 locking functions available that meet any number of situations.
Door lock functions depending on the type of door lock you are working with i e.
This function was originally designed for schools to prevent students from tampering with the lock but most new schools have classroom security locks office function locks or electrified locks.
A classroom lock might be used for a common office corridor or suite entry where key control of the lock is needed and a thumbturn or push button.
Most types will allow you to push the button in or push it in and turn the button causing the lock to remain locked even after a key is inserted and used.
A typical manufacturer s catalog can offer upwards of 50 different lock functions making it difficult or even impossible to remember how each function works.
Locksets that require a key to retract the latch or deadbolt on the inside are not recommended for egress use.
This lever is most effective for exterior doors where keyed entry and security is needed.
Door hardware function the following list shows different door lockset functions.
Lock the door using a push button on the inside of the door or with a key on the outside of the door.
Cylindrical mortise or exit device.
Manufacturers may use various terminology but these are standard terms.
Door locks knobs and handles.
