Cracks in drywall: reasons and how to fix

Plasterboard is mounted via the chassis or plaster adhesive. Most of the problems with this material appears due to improperly prepared substrate. Next try to figure out what causes can serve as the basis for damage plasterboards.

Reasons due to incorrect bases

Some unscrupulous webmasters can neglect the quality of the frame under the plasterboard, because after the installation of sheets it is still not visible. Identify and remove defects will only dismantle material. Problems can be caused by several factors presented below.

1. superfluously big step. The distance between the elements for fastening the sheets should not exceed 0.6 m, and a ceiling - 0.4 m To correct this, it is possible to set the middle span of each additional profile..

2. fixing suspensions for eye. Use this method of attachment can not be, because over time the design sag, especially on the ceiling. To correct the need to make the gain fixing with self-tapping screws, turning it into the central eye.

3. shoddy frame members. frame cells for plasterboard must have a certain thickness. Saving this may lead to the need for complete replacement of the entire frame.

4. Improper installation plasterboard sheets on glue. Irregularities in the execution of such works could lead to cracks, which under the wallpaper, you can not see. But in the future, such cracks may grow. To solve this problem, cracks can be masked.

5. movable walls. If the walls of the house are prone to movement, perhaps the appearance of cracks on the sheet material, especially if they are secured by means of adhesive plaster. This problem will prevent special movable frame.

6. Securing on the wall of other material. Sheet must not be adjacent to the wall is finished to putty. It is almost guaranteed to lead to cracking. For finishing is better to choose a material with sliding locks.

To correct any of these problems, it is imperative to make the dismantling of drywall.

other causes

Even the correct arrangement of the frame and secure the walls do not give a full guarantee against problems. Their reasons may be as follows:

1. Change temperature and humidity conditions using no water-resistant drywall products. Such gypsum board absorbs moisture, which will cause the appearance of defects. To avoid this, without changing the material required to monitor the humidity;

2. Seams without reinforcement. When installing drywall seams must-reinforced paper or fiberglass. If this was not done, they will have to open and to close up a reinforcing material.

3. stitches They gloss over the basic putty. In this case, cracks may appear if the humidity changes. Corrected it the same way as in the previous reason.

All of the above reasons can help you prevent or correct the problems after installing drywall sheets.

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