Exterior paint on plaster for outdoor work: properties and types

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The paint for the exterior is resistant to temperature extremes

The paint for the exterior is resistant to temperature extremes

When choosing paint for finishing facade, You get a beautiful and durable finish, which is at least 10 years will be to maintain the original appearance and physico-chemical properties. But to the exterior paint for exterior use on plaster laid properly and lasts a really long time, it is important to choose the right and keep the application of technology.

Tip! TOrasit facade ordinary paint is not recommended for interior applications. They are not designed for aggressive exposure to UV light and will fade after a few months.

The facade is painted in a bright green color

The facade is painted in a bright green color

How to choose a facade paint for exterior

Before buying should be familiar with what is written on the box. Colors differ from one another-temperature, humidity limit values, the degree of biological safety. And of course, all colors have a maximum shelf life, usually no more than two years. overdue paint buying anything good will not turn back. It dries, it loses its elasticity, apply it evenly to impossible.

In the market of construction materials distributed three types of exterior paints for exterior use on plaster:

  • acrylic;
  • silicate;
  • silicone.
Paint color is available in any RAL color shade

Paint color is available in any RAL color shade

The main varieties of facade paints

Each variety has its particular composition and application of technology. In addition, compatibility is not the same colors of different types. Acrylic and silicone paints lie on each other quite well even without additional primer. A silicate coating layer on top of any other inks lead to dire consequences. emulsion paint actually dissolved silicate.

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Acrylic paint - the most amazing and popular option for the facade, suitable for virtually all wall materials. For most of physico-chemical parameters, they have average results compared to the other inks do not burn well resistant to abrasion and cracking. Not suitable dispersion paints for coating of lime plaster and sandstone. For these materials, paints fit better on the basis of a silicone resin. In addition, such paints are different lots, compared with acrylic, service life: up to 25 years.

Paint facade with a roller

Paint facade with a roller

Advantages of silicate paints a much better water resistance and water absorption, excellent adhesion, high resistance to any atmospheric and biological effects. But the cons are very significant - less wear and exposure to abrasion. Apply such colors are usually only in cases where the requirements of high physical and chemical properties of the building exterior coating is preferably of potential operational problems.

Bright pink exterior paint

Bright pink exterior paint

Tip!Hand one color stays well into blocks of gazopenobetona, before painting them definitely need to be plastered special mixtures and carefully cover the primer at least two layers.

Other types of exterior paints and their features

Cement paints are rarely used in modern construction due to large defects. They have a fairly limited range of colors, water permeability, lack of bactericidal protection - without significant additional processing wall quickly covered with fungus and mold.

Structural colors - the best in terms of aesthetics. They include special plasticizers, thanks to which the coating becomes a beautiful relief pattern. But such paints is much more expensive than usual.

Tip!EIf the work roll should be avoided unidirectional movements and painted chaotic - this method allows you to achieve a more uniform layer.

The structural composition of the paint include plasticizers

The structural composition of the paint include plasticizers

Conditions for painting

Any facade paints for exterior use on plaster is very demanding of conditions. The optimal temperature for painting - 10-25 degrees. Not too much before starting work and get to know the weather forecast: rain and strong wind can spoil the preparation of the surface and adversely affect the ink drying time. Preference is given to quick-drying paint, as each extra hour - this is an additional risk of moisture and excess dust on the surface, affecting the appearance.

The house is painted with facade paint on plaster

The house is painted facade paint by plaster

It is worth paying attention to when choosing and to differences in the properties of glossy and matt colors. Glossy more attractive by its brightness, the ability to sparkle in the sun - sales managers in DIY stores often recommend that symbol. But the lack of such paints in demand perfectly flat bases, because they manifest any shortcomings plastered surface. Matt paint conceal irregularities bases much better.

Bright paint for exterior protects the facade from external influences

Bright paint for exterior protects the facade from external influences

Tip!FFasade works best to plan for the end of the spring (late April, May, early June) and early autumn (late August, September and early October). Typically, during these periods the temperature is stable within desired limits, and solar activity is not high enough to damage the paint during drying.

Surface preparation and painting

Surface preparation involves several steps:

  1. Surface cleaning, removal of large unevenness.
  2. surface Primer (1-2 layers) to improve adhesion.
  3. The application of additional coatings from bacteria, fungi, molds, to further protect the biological coating.
Facade of yellow house

Facade of yellow house

Middle ink consumption, depending on the surface, is about 1 liter per 3-5 m2 a first surface layer. On the second and subsequent layers of expense in 1.5-2 times less. More detailed information is usually indicated on the bank. Optimum color and strength of the coating is achieved in 2-3 paint layer, so the planning is important to properly calculate the required number and with buy stock. Buy more paint in the process impractical: Paint of different parties may be different shades.

Acrylic water-based paints are bred with plain water and other types of - solvents. In preparing better to use solvents recommended by the manufacturer, they are listed on the bank. These solvents are tested for compatibility with the paint at the factory and is guaranteed not to give negative effects when mixed.

Painting the exterior walls of the house with his own hands

Painting the exterior walls of the house with his own hands

Tip!Ravnomernost and character layer depends on what paintable. Spray gun gives the most even layer with the smallest granulirovkoy. When painting roller coating structure will be more pronounced.

Facade paints for outdoor works on plaster - one of the best ways to give your home a great look. The choice is so wide that the buyer can choose the most suitable option for every taste and budget.

Exterior structural paint (video)

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