Install a door catch in a balcony door

Over time, door catches or. Door latch off. The result: the balcony door is no longer kept properly closed or. is no longer closed. Now it is a matter of installing or installing a new door latch. to replace the old snapper quickly.

Why a door catch is installed

A door catch in a balcony door is used to keep the door as closed as possible even when it is not locked. The door catch is built into the door frame and engages in a guide system when the door is closed. As a result, the door remains reliably closed even in gusts of wind and also increases security, as the door is much more burglar-proof even when it is locked. Unfortunately, such a catch is very often defective. In particular, the spring contained therein can become lame over time and make it necessary to replace the component.

How to replace a defective door latch

In the simplest case, all you have to do is replace the old door latch with a new one. However, you only have this option in the rarest of cases, so that you have to fall back on a universal component. Such a component fits many doors, but you should consider a few things when replacing them.

  • note the exact dimensions of the old door latch
  • also note the dimensions (especially the diameter) of the cylindrical head
  • make sure that the new door catch can be attached correctly

The procurement of a spare part

Unfortunately, the procurement of a new door catch to match the old balcony door is not always that easy. You rarely get the right component for a very old balcony door, so you have to use a universal catch that is suitable for several types of balcony doors.

How to mount a new door latch

In order to be able to determine the dimensions of the old door latch as precisely as possible, you should remove the old component and record the dimensions. If you have already acquired a new spare part, pay particular attention to the distance between the two fastening screws. Unfortunately, it happens very often that the distances do not match. You may have to drill a new mounting hole to screw in the new snapper. If this is necessary, make sure that the screws are straight so that they do not protrude.