Why is the ceiling of plasterboard cracks occur and how to deal with them

From cracks in the plasterboard ceilings are not perfect, they often appear in the joints of slabs and suffers the whole look of the structure.Even experienced craftsmen can not give an absolute guarantee that after the establishment of the ceiling plasterboard will not occur with the crack of time.And the question here is not the skill of the construction team, but due to the presence of multiple confounding factors.

necessary to consider the matter more thoroughly, since every crack in the ceiling of plasterboard is significant excitement of the owners.The question arises: what to do, how to fix this problem?The first step is to determine the cause of their appearance.

Causes of cracks

There are cracks in the plasterboard ceiling for entirely different reasons.Among the most common are the following.

1. Shrinkage.

most frequent and common cause of cracks in the ceiling of the structure can be drawdown.Unfortunately, man is powerless here, because this process does not stop the power of anyone, you just need to wait for its completion, and not rush to erect drywall construction in the "fresh" construction.

2. putty plasterboard ceiling

Any professional will tell you that in this situation to blame for incorrect installation of the product.The most common problem arises in large premises where the held sheet stacking sheet without using the joint displacement.Then, even small fluctuations can occur structure crack across the seam.For example, when driving on the road near the home of a massive technology.

3. Set the dowel-screw

Typically, installation, made with the help of dowels and walking in the set screws with them, can not withstand the weight.Gradually, the hosts begin to notice that there are cracks in the ceiling with drywall.The point is that the diameter of the screw in relation to the dowel diameter is too small and the walls of the dowels mounted in a very poor hole.As a result, there is formed sag and crack.It is necessary to use in addition to the suspensions also hard mount to the ceiling.

4. Not Primed ceiling

No less common problem becomes forgetful masters or omissions of independent work.In that case, when before starting stage putty man forgot to walk primer.Almost ninety percent of cases occur cracks due to non-compliance with ventilation and humidity room during repair work.Sheets gaining moisture and then dry.

general rule, each layer must be dry and then the following milestones.

The main reasons identified, you can proceed to the second stage of the study question -methods correction and prevention of recurrence of cracks.

Cardinal method violations

main violation of technology in the pursuit of material savings is the fact that according to the standards in the Knauf ceiling using 2 layers of drywall sheets .Profile Mounting is carried out not plastic dowels with nails and metal or using a pneumatic gun for fixing profile.Another important advice for the Masters can be found in the article about the secrets of working with pofilem.

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Elimination of defects in the ceiling

question how to remove cracks in the ceiling drywall x very important and requires special attention.

What is needed in order to cement the cracks?

For, in order to know how to close up a crack in the ceiling of plasterboard, it is necessary to have a set of building materials and learn the technique to eliminate cracks.

You will need:

• Spatula hard;

• knife special hard;

• chisel to crack;

• sandpaper;

• diamond special mesh;

• spatula 100-150mm;

• uniflot solution or fugenfyuller;

• primer paint and a roller.

Now, you can proceed directly to plugging cracks in drywall construction.

Elimination cracks

Repair work begins with the closing of cracks.Its expanding by 5-10 mm.Purification of the fillers.On each edge of the painted surface is cleaned and carried out the closure of its grid.Apply a new layer of putty, primer is processed.After this work is carried out luting surface wide spatula, carefully spread the composition across the ceiling.When everything has dried, it should again be put putty in order to eliminate minor cavities.Next primed plasterboard ceiling and painted in the color you want.

Recommendations professionals

important to consider the advice of experts who know exactly how to fix a crack in the ceiling of plasterboard.To avoid the appearance of cracks in the ceiling using fiberglass.If you want to guarantee no cracks using fleece paint or fiberglass spider.

If it is not a pure white ceiling, you need to be prepared for full repainted the entire surface.The fact is that if just a place to paint repairs, after drying paint may differ from the tread and the general background.To do this, the entire ceiling putty, paint and then painted design will look as a whole.

When the house leaks often occur, it is easier and cheaper to install the suspended ceiling, and then the cracks in the ceiling will not bother you.So by mounting plasterboard structures, it is necessary to foresee the nuances of space functionality, so as not to deal with common problems to eliminate defects on the canvas overhead.

Note: in order to deal with fewer problems of cracks in the plasterboard ceiling does not need to save money on material and expertise!Be careful in this regard and do not pay twice!