Why plaster has fallen off and how to solve the problem

Almost every owner of a house or apartment is facing the fact that plaster fell off the ceiling. In such situations, in order to return the walls or ceiling of the initial appearance, there is no need to start the repair, but just enough to close up cracks and cavities appearing. If your house has fallen off plaster do not worry, just follow these tips.

Plaster has fallen off. Causes

If you are wondering why the plaster has fallen off, you should know that it can happen for the following reasons:

1. Shrinkage of the building. In most cases, the shrinkage does not lead to delamination of topcoat, and to the formation of cracks on its surface.
2. Mismatch of the thermal conductivity characteristics of the base layer and the surfacing. For example, when the plaster comes into contact with the cement base, by a chemical reaction both layers will be spoiled. Concrete base will be gradually destroyed, and plaster bulges.

Experts do not recommend to apply on the basis of plaster lime plaster, as it shrinks when dry, and vice versa gypsum expands. Ultimately, plaster separates from the surface and falls.

As the destruction of the layer of plaster can cause:

- The use of low quality plaster.
- Failure to comply with existing building technology.
- Applying the plaster layer on unprepared ground.

How to avoid the destruction of plaster

To plaster with not destroyed over time, it should follow fairly simple rules.
If you are using a reinforced mesh, it is necessary to dampen the grout, it will prevent it from aging. It should be remembered that the optimum base for plastering a brick wall. Adhesion of plaster to the concrete base is much worse, so before application of the first layer, should treat the surface with liquid cement milk, which will give it the necessary roughness.

Since the wood surface plaster adheres very bad, it is necessary before starting work sheathing shingles.
The plaster is applied in one or more layers, after drying floated using special float. It should be remembered that accelerate the drying of the applied composition is strictly prohibited.

Repairs will fall off plaster

In order to return the decoration of the walls of its original form, do not need to wonder what to decorate will fall off plaster, and make better use of the same composition that was used for their plastering. Small cracks recommended to seal by means of a plaster solution.

For repairs in dry areas it is recommended to use a special mortar. In order to use the composition hardens quickly, immediately before its use should be added to gypsum paste into it.
Before starting work, the damaged section must be cleaned of lagging plaster and cracks should be expanded and cleaned of fine particles and dust.

Once the damaged portion is prepared, it must be wetted with water and apply a layer of plaster.
When the applied layer is cured, it is applied to a special finish coat and overwritten using trowel. the joint space with the old plaster should be painted a special adhesive paint and smooth out her trowel.

Now you know why the plaster falls off. Following the advice given above, you are very easy to return the decoration of your walls and ceiling of the original appearance, not attracted to the work of skilled professionals.