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August 12, 2017 18:08

Repairing plaster walls, or what to do when the cracks ?

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How to determine the strength of the coating and the degree of damage?

order to start repairing the plaster facades and interior walls of the house, you need to determine - what is the extent of the damage?And then already thinking about how to remove the old plaster.So, check the reliability of the coating can be a simple way - by tapping with a hammer on the surface.The fragility of the plaster makes a ringing sound, durable - deaf.

Where it keeps bad, it beat off, scrape and clean off Nabeul special scrapers.If Nabeul held too tightly, it must be wet with warm water.The wire brush as long as he is not fully razmoknet.It is important to remove the end, as a consequence it can interfere with the normal mixture of adhesion to the substrate.

After elimination of Nabeul peretirka do, which is a process of grouting the newly applied layer of plaster.Moreover, the composition of the new array should be identical to that of the old coating.It formed smooth, thin film at the end of this process.That it covers all defects, if it does not touch the cracks.The solution for these works is kneaded in a clean and fine sand.Apply using a trowel.

Cracked plaster, what to do?

Many wonder - why and crack plaster? Replies may be several.Firstly, in the plaster cracks appear due to the initially ill-prepared base.For example, not the old paint has been removed.Second, they appear as a result of incorrectly selected mixture.If plaster is intended for one and the surface conditions, and use it for the other.

Thirdly, if long operation under unfavorable phenomena, they may be formed naturally.Of cracks in the plaster is carried out by different methods depending on their size and depth.To start any cracks expand (for example, smaller by 5 mm).Remove all remnants of the old plaster.

After that they "cut" and the richly moistened with warm water.And then proceed to the sealing of the same solution that was used for the coating itself.An important advantage with such a finishing pad serpyanku (reinforced tape) over the entire length of the crack.It lay in the slot and how to shpatljujut.

technology repair plaster

When the repair is carried out of the old plaster first step is to close the defects (holes in the walls) and cracks.It is better to use a gypsum slurry.It was written above.After the closing of cracks should be primer, which is applied in 2 layers.Primer is to plaster the least absorbed the subsequent decorative coating (e.g., paint).This will avoid the appearance of spots and stripes.

way, applied plaster can be both machine and manual way.In some cases, terminations do not said solution and a plaster.What it is not recommended.It is proved by the fact that the plaster solution is attached to the base, not only mechanically, but also chemically (chemical reaction).When you finish just plaster it does not happen.Therefore, the coating may quickly fall off.

Recommendations! While the restoration is carried plaster (and not the full application) will still need to comply with the conditions of temperature and humidity. average temperature should be about + 5 + 30ºC. It does not matter whether the cover repairs done, which has decorative plaster or principal.The rules apply to all types, including when done repair coverage, which has Venetian plaster.

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