Though a screen door can never be a secure barrier to entry into your home or patio area a screen door lock is nevertheless a necessity.
How does a screen door lock work.
Entry knob sets are typically equipped with a keyed lock on the outside knob and a button activated lock on the inside knob.
Once the key is removed the spring will automatically push the latch back out.
Rains winds snow and debris.
The string is spring loaded and pulls the door shut after its been opened.
It has a string which attaches to the door and a plastic housing which mounts to the jamb.
It says mkii on the unit.
How to fix a faulty latch on a screen door.
When your screen door won t latch properly and pops back open or does not close all the way the latch plate is in the wrong position on the doorjamb.
Because screen doors are generally not the main entrance doors to a house screen door locks are mainly to keep the door closed so it can keep out insects but allow ventilation while also providing easy access to family members coming in and out of a home.
The tang cannot be withdrawn until the process is reversed.
A key is necessary to release the tang.
Upon removing the lock from the trailer door i discover the screws holding the rear plate of the lock had vibrated part way out.
Both worked fine after the locksmith installed.
The key to match the particular lock lifts the pins to the correct height to allow the latch the part that protrudes into the door frame to be pulled back against the spring allowing the door to open.
The cam then releases a spring which shoots the tang forward securing the door to the wall.
They are the type that has the snib small switch latch to lock without a key on the inside and an auxiliary bolt which extends the main bolt when it hits the strike plate.
Flick the snib and it locks.
The key turns the cylinder which in turn turns something called a cam.
Its structure provides additional protection from unauthorized entry.
Lever sets and handle sets.
How sliding doors move.
A sliding screen door is typically installed to protect the inner door from the elements which can cause damage it.
There are a number of different screen door closers that automatically close the door after its been used.
The button lock on the inside knob works the same way that it does on a privacy knob set but the door can also be opened from the outside with the use of a key.