Fitting A Door Rim Lock

A rim lock is a low level security lock and is ideally used in screen doors and interior doors.

Fitting a door rim lock.

Rim locks can be screwed to the surface of a door. When possible fit two locks on your front door both to bs3621 standard. A rim lock does not provide as much security as a mortise lock and they are usually fitted to relatively thin doors which won t accept a mortise lock. A majority of rim locks were originally made from cast iron.

Before fitting a rim lock remember that it does not provide as much security as a mortice lock being mounted on the side of the door it much easier to burst through a door fitted with a rim lock. Put the cylinder connecting bar into the. Watch our step by step video showing how to change a rim lock cyliner with expert advice and top tips to help you complete the job with confidence. Start by deciding on the height of the rim lock.

If in doubt check the height of other locks in the property as ideally all the door handles should be the same height from the floor. A rim lock is one of the earliest locks used to secure the door to a surface. With all the parts of the lock off the door you can now assemble the lock onto the door place the cylinder in the large hole and the slip ring or cylinder latch pull if you have one make sure the arrows on the rear of the lock body line up before filling it. If you only fit one lock go for an automatically dead locking night latch made to bs3621.

Fitting the cylinder rim lock to the door. Replicas are often made from iron brass and nickel. With a thin door like this the recess for a mortise lock would weaken the door structure too much. This may be the case for example with a door that is less than 40 mm thick.

Fitting a rim lock. If it is not possible to use a mortise lock you can fit a rim lock which is mounted on the surface of the door. However you can also use a rim lock on your main door as long as you also install a deadbolt. Position a mortice deadlock about halfway up the door and fit a night latch on your front door one third of the way down.

These locks are not suited for entry doors but you can easily find rim locks for interior doors. Fitting a rim lock to a door is quite straightforward but does need care in the measurement and cutting for a neat finish. To install this lock see section 4 below.