Unlike other door sets everything is already done for you.
How to fit a lock on an internal door.
First mark out the place where the strike plate has to be fitted.
Either replacing a mortice lock or fitting one on a brand new door is a task that might be a little beyond the reach of your average diy enthusiast.
The easiest way to do do this if the old door was a good fit is to lay the new door on top of the old door so the edges are flush.
How to fit a mortice lock to an internal door this entry was posted on february 7 2014 by will.
Latches for interior doors come in different finishes and in different sizes ordering a 65mm latch for a ball type handle is the wrong thing to do and equally ordering a 100mm latch for a ball handle should be carefully thought out for example check that the longer latch will fit the stile side rail of the door.
To hold the door closed the catch of the mortice lock sits in a keep that is fixed to the door frame.
It is simply a catch that holds the door closed with a handle either side to open and close it.
Purchase a door stop or professional grade door wedge from a local hardware store or from an online retailer.
Each internal doorset comes with the lining and architrave which is then slotted in to a pre cut section with a fitted handles and lock option.
Fit the wedge into the bottom of the door as close to the wall as possible.
A mortice latch is the most common of door furniture being fitted to internal and external door alike.
Place a wedge at the bottom of the door to keep it in place.
The whole unit is simply fitted into the door opening by fixing with low expanding foam or silicone.
Mark out your hinges on the door.
Shake the door a bit to make sure it is secure.
Turn the key so the locking bolt protrudes from the lock and hold the door against the door frame.