How to paint OSB slab on the facade?

Building a major overhaul at home or building a small house on the cottage is not so difficult. To bookmark the base of the structure, it is important to properly design it and clearly adhere to the indicated parameters during assembly. But the further quality of work depends on how reliable, durable and durable this frame will be. For example, quickly and qualitatively making walls will help you with material such as OSB.But then you will have a question, than to paint OSB slab on the facade and inside? In this article you will find the answers to all your questions.

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Short description OSB

Many are used today for covering walls, ceilings, floors of the OSB board. What is OSB-oriented chipboard, which is a composite sheet:

• It consists of three layers of wood chips, the space between them is filled with wood chips and non-timber.
• The upper layers of the chips are arranged along the length of the plate, and the inner ones are perpendicular to the outer plates.
• For their connection, a waterproof resin with the addition of wax and synthetic boric acid is used.

The manufacturing process itself takes place under high pressure by hot pressing, resulting in the formation of plates.

Important! When buying plates, do not forget about the classification. Thanks to it you will be able to determine which plate you need to take for this or that job:

• OSB 1- for interior works, in rooms with low humidity;
• OSB 2 - for interior work, in rooms with normal humidity;
• OSB 3 - for external works and floors with increased humidity;
• OSB 4 - moisture resistant with increased strength, used for load-bearing structures.

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What is the benefit of OSB board painting?

With their help you can quickly and cheaply be able to sew the house outside. After installing the OSB slab you need to refine the surface. Painting is one of the simplest and most accessible ways of decorative finishing.

In addition, there are still some advantages:

• paint protects the plate from moisture, thanks to this plate is not deformed;
• with the help of paints decorate an unsightly appearance.

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Paint choice

To get a really high-quality result both on technical and aesthetic criteria is possible only if the construction and decorative solution is chosen correctly. In order not to be mistaken, when deciding how to paint the OSB slab on the facade, be guided by the following possible options.

Alkyd paint

It consists of resins welded from special mixtures, acids and vegetable oils. After drying, this type of paint leaves a thin, but strong layer of film on the surface, which protects from the external environment.

Advantages:

• the cheapest price;
• coating gives a moisture-proof insulation layer;
• does not burn out in the sun, it tolerates frost well up to -30 ° С;
• dries quickly;
• is not toxic.

Disadvantages:

• quickly ignites;
• is afraid of alkaline exposure;
• stinks when painting and drying.

Important! This type of enamel is suitable if you need to paint the OSB slab on the facade and inside the house. Popular brands among buyers: Tikkurila, Enamel, Farbex.

Acrylic mixture

This enamel includes water and acrylic, as well as the elements that connect them. When the paint dries, the water evaporates. Only the polymer protective film will remain.

Pros:

• simplicity and ease of use;
• large assortment of colors;
• cheap price;
• high moisture resistance and resistance to temperature changes;
• has refractory properties;
• no unpleasant odors when applied;
• service life up to 10 years.

Disadvantages - no!

Important! When storing, observe the rules:

• can not be stored in frost;Do not dilute
• with water.

Can be used for both indoor and outdoor applications.

Latex enamel

Latex mixtures also apply to waterborne dyes, but add a synthetic rubber polymer( latex).Like all paint and varnish materials, it has its advantages and disadvantages.

Pluses:

• high moisture resistance;
• reliability - after application, a thin, strong latex film appears on the surface, which can be wiped with a damp cloth;
• thermal insulation - latex base additionally gives the walls thermal insulation qualities;
• is very economical - when applied, it is distributed in a thin layer;
• is not toxic;
• dries very quickly;
• long service life.

Disadvantages:

• does not hide wall defects, the coloring surface should be well prepared;
• does not tolerate minus temperatures;
• high probability of fungus and mold development, additional treatment of walls with special means will be required;
• high cost.

Important! Can only be used for interior work.

Oil paint

Oil mixtures are made on the basis of drying oil. It is a traditional type if you need to paint the OSB slab on the facade, but it is too outdated and has many drawbacks:

• shallow penetration into the wood;
• toxicity;
• long drying-more than a day;
• short service life;
• high cost.

Important! Can be used both indoors and on the facade of buildings. Service life inside - 3 years, and outside the building - 2 years. Manufacturers of high-quality paint: Coloray, Syntilor.

AQUALAKI

The basic composition of the AQUALAKS includes:

• water;
• microvill;
• antiseptic treatment;
• modifiers.

Advantages:

• is non-toxic;
• on the painted area there is a film which protects wood from a moisture and a dirt;
• has antiseptic properties;
• does not have a pungent odor, which allows working in enclosed spaces;
• is easy to use;
• there are grades of varnish that can withstand minus temperature and direct sunlight.

Due to such properties, they are widely used for processing OSB both inside and outside buildings.

Important! When choosing an awning for the facade, pay attention that in the composition were frost-resistant and sunscreen additives.

Useful advices:

• The paint should be on a polymer base, the emulsion in aqueous solution is not suitable for particle board.
• Using acrylate-based compounds, you will receive walls that will be cleaned easily and easily from dirt and dust.
• Please note, if you use oil paint, the process will be delayed for a long time, because the oil paint dries more than 24 hours.
• The varnish extends the service life, while the structure of the plates does not hide.

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How to paint the OSB slab on the facade?

It is recommended to paint the facade of the building with oil, alkyd, acrylic paints. Read the above characteristics, you can decide in a choice. Having decided with the paint, you can start preparing the surface of the walls for painting.

Important! Since the facade of the building is made from OSB 3 and OSB 4, the main difficulty in painting is that these materials are very moisture resistant. Proceeding from this, it will be necessary to do the preparatory work front.

Preparatory work before painting the facade:

1. Sand the entire surface with sandpaper to obtain a roughness.
2. Prime with acrylic primer or synthetic resin. Process the entire surface area.
3. Putty all the joints of the plates. Pay special attention to the ends - they need to be treated with acrylic sealant.

Important! If you want to hide completely the structure of the plates, you'll need to putty all the way.

1. Prime with antiseptic

Very much depends on the quality of the chosen primer. Quality primer:

1. It will cover well and insulate the slab.
2. Will create a good base for paint.
3. Significantly reduces paint consumption.

Important! Examples of some quality primers according to buyers' reviews:

• Master Inter;
• Moment of GROUND;
• Kreisel 301;
• Ceresit CT17.

All of them are sold in 10-liter containers.

Paint preparation and application:

• Paintwork materials must be applied in two layers. The first layer must be diluted 10-15% with a suitable type of solvent.

Important! Please note, each bank has a detailed instruction for use, which indicates the brand of the desired solvent.

• For application of paint, a roller or spray gun must be used.

Important! In practice, it is noted that the paint consumption decreases sharply when the spray gun is operated.

• The ends of the house after painting are recommended to be closed with slats, thereby masking the joints. You can paint them with a different color paint.

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Interior OSB interior panel painting

For indoor use, OSB 1 and OSB 2 boards are used, respectively - they can be used as water-dispersion paints, or based on PVA or acrylic.

Important! Take into account that the staining of OSB plates takes 50% more paint than the painting of flat surfaces.

Dyeing technology for OSB panels inside the house:

1. Grinding - the surface of the panel needs to be sanded with sandpaper.

Important! It is necessary to remove the upper protective layer - this procedure will help in the future better adhesion of the paint to the panel.

1. Sealing of joints - the prepared area should be level, without cracks, chips. If they are available, it is necessary to seal up, using a special oil-glue compound or wood sealant. After drying, polish again. The place of joints of panels can be decorated with racks.
2. Primer - it is absolutely necessary to prime the plates well, evenly spreading them over the whole area with the help of a brush.

Next follows the painting of OSB plates on the facade - we make it in several layers.

Important! The first layer should dry well, then apply the second one.

Description of the painting process with the roller:

1. Open the jar with paint, stir well.
2. Pour into the paint tray.
3. Wet the roller in the paint.
4. Squeeze out excess on the special plane of the tray.

Important! After pressing, the mixture should not drip and drain from the roller.

1. Wide movements, waving, we put the first layer of paint.
2. Apply at least 2 layers to make the look more beautiful, do not regret the paint by making 3-4 layers.

Important! Special attention should be paid to the places where the plates are joined. To hide all possible smears, the next layer is executed perpendicular to the previous one.

Lacquering - the final phase of work. Lacquer coating will simplify the care, and will extend the service life.

Important! When using alkyd enamel, this process is not required.

Painting OSB varnish

You can paint the plates with varnish, especially the floors look beautiful.

Important! If you decide to coat with varnish, use polished OSB slabs. Otherwise - you yourself need to sandpaper using sandpaper.

Coloring technology:

1. The ground area should be primed with a brush.
2. Allow to air dry.
3. Coat with a roller.
4. To obtain a high-quality result, 3-4 coats of varnish are required.

Important! After this treatment, the plate retains its structure and creates a smooth smooth surface.

Adhering to the process technology and our tips from this article, you will get a quality result that will please you more than one year. You will definitely be satisfied with the fact that you took the OSB plate as the basis.