Bytprosvet: fixing repair errors

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Bytprosvet: fixing repair errors
Bytprosvet: fixing repair errors
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Today we will look at typical mistakes in painting work and how to eliminate them.

Bytprosvet: fixing repair errors

Do-it-yourself apartment renovation is a troublesome and responsible business. For those who nevertheless decided to restore beauty in the house on their own, a few tips on how to avoid common mistakes. Today in the field of our attention - painting work

When painting with lime and adhesives

Problem: Slaving

Why

Peeling of the paint film: the composition was too thick: applied repeatedly in the same place: too much glue was added to the composition; painted over a thick layer of previously applied paint; putty was weak.

What to do

Using a brush, carefully blend the failed place with water, trying to wash off at least part of the whitewash. If this does not help, it is necessary to clean off the surface, grind the surface, prime and paint again.

Problem: See-through

Why

Showthrough of the previous paint layer: if the primer was different in color from the coloring composition or the paint layer was too transparent.

What to do

Will have to paint again. If this does not give the desired effect, prime again using a colored primer.

Problem: rust spots

Why

Rust spots appear on plaster in two cases: if water constantly flows in this place; if resinous substances seep through the plaster.

What to do

First of all, it is necessary to eliminate the causes of rust stains. The rusty plaster is then removed and replaced with a new one. You can try to scrape off the old paint, wash the surface with a 3% hydrochloric acid solution, dry, paint over with oil paint, oil or alcohol varnish, prime and then just paint.

Problem: efflorescence

Why

Efflorescence is a white crystalline coating that forms on plaster from the release of s alts.

What to do

They are removed like this: thoroughly dry the surface, clean it with steel brushes, grind the plaster, dry it again, paint the corrected places with oil paint, putty, primer and then paint with adhesive paint.

Problem: banding

Why

The caustic pigments added to the colorful composition are poorly mixed; when working, shading was uneven; the pressure on the brush was uneven.

What to do

Wash with water and repaint with spray gun.

When painting with oil and enamel compositions

Problem: brush marks

Why

Brush marks are left by applying thick paint and not shading well enough.

What to do

Dried paint is cleaned off with pumice or sandpaper and repainted with normally prepared paint.

Problem: Joints

Why

Joints are formed when working with fast-drying paints and taking breaks without painting the entire surface.

What to do

The work needs to be redone, and better with assistants, acting simultaneously and without interruption.

Problem: streaks

Why

Streaks occur when too much liquid paint is applied to the surface in abundance, which is also poorly shaded.

What to do

The paint that has dried on drips is cleaned off with pumice or sandpaper and repainted with a composition of normal density.

Problem: "crocodile skin"

Why

The effect of crocodile skin is obtained when quick-drying paint is applied to a surface that is not dry enough.

What to do

To fix the defect, it is necessary to clean this place with sandpaper or pumice, proliferate, putty and paint again.

Problem: wrinkles

Why

Wrinkles come from applying a thick layer of paint.

What to do

Unfinished places are cleaned, puttied and painted again.

Problem: Peeling of the top layer

Why

This happens when contaminated or previously waxed surfaces are painted.

What to do

The loose paint is removed, the place is cleaned with a pumice stone or washed with soap and then with clean water, dried and painted.

Problem: bloating

Why

Paint blistering occurs when damp or poorly dried wood surfaces are painted.

What to do

Fix by removing loose paint, products are dried, varnished, puttied and painted.

Problem: greasy surface

Why

This can only happen because of poor quality drying oil.

What to do

The surface is washed several times with acidified cold water using clean brushes or a sponge. If this does not help, you should peel off the paint and paint everything again.

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