Many finishing the ceiling with wallpaper, paint or whitewashing, often encounter cracks, which must somehow be eliminated. It is very simple to do this, but it takes a lot of time, and even the work itself is long, and the waiting time for the drying of building materials with which the crack is eliminated. You should also think about heating, you can choose yourself for a very long time, experts now recommend electrical heating, which can be found on the site, now there is a huge selection of electrical heating at low prices.
Initially, the crack needs to be slightly expanded and made in it a small recess 1.5 -2 cm using a spatula, punch or knife. After which this recess cleanses. Further, the resulting groove must be primed with a primer penetration and leave for about 12 hours. After the primer has completely dried up, the crack needs to be thrown with the help of construction gypsum. You need to work with gypsum very quickly, as it starts to harden 5 minutes after breeding. Therefore, it is recommended to knead construction gypsum in small portions.
Next, the diluted mixture is laid using a small spatula on an auxiliary spatula and immediately begin to thoroughly rub it into a crack. With the help of a spatula, gypsum is aligned with the surface of the ceiling and all its excesses are removed. After that, you need to wait 12 hours again so that gypsum is well dried. Then you need to stick a painting grid on the seam and put it with the finish putty along the entire length. After 12 hours, it will be possible to put the entire ceiling with the finish putty.