Varnish for interior and exterior: the choice of features

Often the final stage in the design of any decoration or the manufacture of the object of decor becomes the surface coating with varnish, because they can cover different surfaces: metal, wood, treated with plaster. There is a varnish for internal and external works.

Features of the choice of this coating depend on the surface to be treated and on the characteristics of the varnish itself, since there are many different types.

Special features

Lucky vary in their composition and method of application. Each product also has its own characteristics that make one or another varnish more convenient in a particular case.

Urethane, for example, can protect very many surfaces from any damage.These include wood, metal, brick, stone, concrete, tile. The main purpose of this coating is to protect surfaces.

Marker varnish is considered unique in its properties.. The paint composition is made using polyurethane, acrylic, epoxy resins. After covering the walls with such varnish, their surface becomes identical to the marker board. On this wall, you can apply pictures with markers, and if you want you can remove them. Not only walls, but also furniture and decorative elements are covered with marker varnish.

Thanks to lacquering, several goals can be achieved: to strengthen the surface to be treated, to protect it from external influences in the form of high humidity, mold and mildew, temperature changes, detergents.

Decorative varnishes give the surface an extra shine or a certain shade.

Types and characteristics

Compositions having a water base are in great demand for interior work. They are glossy and matte, easily dissolved by water. They differ from each other in the fact that some contain acrylic, while others contain polyurethane.

There are two-component varnishes, which contain both.They are used for interior decoration. Besides the fact that they create a protective layer for the surface and give it an attractive appearance, these varnishes are easy to use, since they have almost no smell.

Polyurethane

Such compositions are considered the most durable and suitable for areas where there is a large number of people and there is a danger of damage to the surface. Such premises include large shopping centers, medical and educational institutions.

Acrylic

These mixtures, unlike the polyurethane version, are much worse adapted to negative influences, and they will not be saved from moisture either. But such compositions allow air to pass through, which does not prevent the walls from “breathing”. This varnish is quite suitable for rooms where there is no high humidityand the walls do not need frequent cleaning.

In a two-component composition, the elasticity of acrylic is combined with the strength of polyurethane. In this embodiment, the technical parameters are much better.

Storage of water-based varnish is possible at a positive temperature. Otherwise, it freezes, breaks up into separate layers, and it can no longer be used after that.

Polyester

It is made with the use of polyester resins, after solidification forms a durable coating that protects against moisture and other harmful effects. They successfully cover floors, furniture and musical instruments.

Also, varnish is difficult to apply. For these purposes, a special gun is used, when working with which high accuracy is important.

Epoxy

This varnish is based on epoxy resin. Thanks to the special hardener contained in the composition, the coating is very durable, shock-resistant and moisture-resistant. It is mainly used for flooring, but it is also suitable for outdoor use.. The term of complete drying is about 12 hours.

Compositions in cans

These varnishes can have different compositions and apply them for different purposes. There are those that contain simply shine and give protection, but there are also with shades. The huge advantage is that it is very convenient to apply the spray, and it does not require any special skills. They can easily cover the car, process a wooden surface or put on the wall.

Colors

Clear varnish is considered universal.With it, you can protect the surface, giving it shine, but at the same time, without changing the color. Along with this, there are many varnishes with which you can give a wall or furniture a very interesting look and tint.

Most often, panel lacquer is chosen with a matte or glossy shade, depending on preferences and the treated surface. This is easily achieved with an acrylic or polyurethane coating.

But for those who are not afraid of experiments, there are many options with which you can completely transform any object or surface. For example, for to artificially age the wall, the craquelure varnish is used. Thanks to him, the surface looks cracked.

Pearlescent varnish is applied at the final stage to give the surface a flickering effect.. A little bit of another effect, but no less beautiful, can be achieved using varnish with sparkles.

In order to achieve a certain tone, you can use the effect of coloring, and better to buy ready-made color lacquer, the more palette in stores presented extensive. For the same wooden surface there is not only the traditional black and white color, but also a lot of various shades.

If the decor in the room requires something unusual, you can buy a golden, silver and even glowing varnish.

Criterias of choice

In order to choose the right paint and varnish product, you need to decide what works to be done and for which premises it will be used.

Internal work

To cover the walls and ceilings in the rooms can be easily acrylic varnish. It will create a beautiful appearance and serve as protection. It is especially relevant for the design of wooden ceilings. The structure will only emphasize the unique wood pattern.

It is good to cover this varnish on shelves and other wooden furniture. It can also be used to coat painted surfaces. The only condition is for each type of paint you need to choose the appropriate varnish. If, for example, painting was done with acrylic enamel, then after that the surface should be treated with acrylic varnish, and it will hold well. But on the alkyd paint the same product will fall with difficulty, and there is no guarantee that it will last for a long time. It is desirable to choose a more durable coating for such a paint.

If, for example, work is to be done in the bathroom, then you need to pick up waterproof lacquer, which means that the polyurethane composition is more suitable here.

Exterior finish

There are special components in the outdoor varnish that can protect the surface from the effects of the sun, frost and even rain. In addition, some formulations contain components that prevent the appearance of fungus. This varnish is suitable for covering garden furniture, arbors, swings, benches, houses.

It is recommended to cover with a protective layer and a bath.After all, natural wood in any case needs additional protection. therefore First, there must be a primer, then painting and varnishing. Only in this case, the construction will last a long time.

Well proven and yacht varnish. In addition, it is also resistant to salt water. Such coverage on boats can last at least ten years.

Manufacturers

There are many manufacturers on the market of paint and varnish products offering their products. The choice is so great that it is sometimes difficult to navigate in this diversity. Based on what work will be done, you can determine the composition of the product by reading it on the package.

The largest companies in this area include Lacra. The line of manufactured varnishes is an environmentally friendly product and has quality certificates. Lucky can be used in the final finishing of residential premises.

Urethane lacquer use "Eteral" more justified if you have to cover metal, concrete or wood. You can use it as a final stage of finishing floors. This type of product is a very durable compound that can last for thirty years. Well protects the surface from moisture, mechanical damage and various chemicals.

For parquet and other wooden coatings, varnish works well. VGT. It can be matte, semi-gloss or glossy. When dried, the composition forms a transparent film that can protect the floor from damage.

Useful recommendations

Before applying the varnish to the surface, it is necessary to clean the wall well and coat it with a primer. If paint is applied to it, then it is necessary to give a good dry coating and make sure that the wall is clean and there is no dust and dirt on it.

If you have to cover a wooden surface, then you need to properly polish it and apply a special primer designed for wooden coatings.

For convenience, it is better to use a roller - so you can finish the work much faster. In hard-to-reach places will help brush.

Each layer must be dried before applying the next one.

During the work it is necessary to follow the technology of application and adhere to the recommendations indicated on the package. Then any surface will last a long time and will delight with its appearance.

It is better to close the windows while the varnish is drying., so that street dust does not settle on the new varnished surface.

Varieties of varnishes are presented in the following video.

Comments
 Author
Information provided for reference purposes. For construction issues, always consult a specialist.

Entrance hall

Living room

Bedroom