Installing the lock in the interior door: professional
The interroom door is intended to visually divide rooms indoors - this is its direct function. In residential buildings it is not customary to put locks on the doors, they are most often installed in office complexes, but there are exceptions.
In general, installing locks performs several basic functions:- in office premises they prevent theft of valuable property;
- prevents leakage of important information that is stored in the office;
- setting in a residential area, you can achieve privacy and keep valuables safe, for example, if you need to protect a valuable vase or expensive electronics from small children. So contributes to intimate seclusion.
How to choose a castle
Do-it-yourself installation is a very responsible and painstaking process. But, for all its complexity, you can put a lock on the door without professional help.
Today, the most popular type, which is now equipped, are devices with knob (see. Handles for interior doors). They have the ability to lock the key from the inside of the room. Install the lock taken after the installation of the door itself.
To install the lock you will need the following tools:
- first of all the drill is necessary;
- you will need feather and guide drills;
- for the installation of the castle will require a crown on the tree;
- marking square;
- chisel;
- small hacksaw.
Tip! When choosing, do not pursue cheapness. Inexpensive dubious production is easy to open and they quickly go out of service.
Before you begin the installation, first of all, pay close attention to the material of which the door itself is composed (see How to choose interior doors). In a classical wooden door, you can install a lock in any place convenient for you.
If the door is made of another material, for example, from MDF, you will have to install the lock strictly at a certain height of 1 meter from the floor. This is due to the fact that the additional wooden timber in such a door is installed at such a height.
Tip! If you do not know how to install the lock in the interior door and you are given a hard perception of detailed instructions, seek advice from friends who have already done such procedures. To find out what is the installation of locks in the door - the video can be a good tool.

In order not to be mistaken when buying a lock in a store, you will have to accurately measure the width of the vertical bar of your door. The thickness of the canvas should not be less than 40 mm, otherwise the lock insert loses all meaning.
Thoroughly check the box (see Interior doors with a box) for strength. If all the conditions are met, you can proceed to the installation of the castle.
Installing the lock in the interior door
In short, the sidebar can be divided into 5 conventional stages:
- Measurement and markup.
- Using a crown on a tree and a feather drill it is necessary to drill the holes of the desired size.
- Mounting latches and various fasteners with self-tapping screws.
- Direct installation of the knob.
- Fastening knob with screws.
Let us consider in more detail how to insert a lock.

To begin, attach the purchased lock to the door at the intended installation location. Circle it with a pencil. Use the marking square to draw lines on the end of the web and draw a connecting line to their centers.
You will have a vertical line, from which it is necessary to retreat to the sides at a distance of half the width, and make new marks. The result is a kind of rectangle, around the perimeter of which with a sharp knife make a notch.
Now use a drill to drill a special hole along the centerline. After that, use the chisel to select the required amount of wood.
Take the lock in your hand and open it so that you can pull the latch. Carefully insert into the treated socket. Fit a special faceplate onto the panel using a pencil or a circle with a sharp knife. Take out the lock and make notches along the vertical lines. Sample the required amount of wood.
Use a small hacksaw to cut a figure hole for a well. Next, insert your lock and check how it works. Open and close it several times. Cover the door, make sure everything fits in and works.
If everything was done according to the instructions, then the work can be considered completed and you have successfully installed it.
The main enemy of the sidebar lock is haste. The device requires special care and increased responsibility during installation. If not properly followed the rules, you can not only break it, but also damage the door leaf, which is fraught with financial losses.
If you are not ready and are unsure, trust the installation to the wizard. Only a professional is guaranteed to produce the right sidebar. But, in the event that you have no doubts and have certain skills, the installation will not take much time and will not cause any special problems.