How and how to paint the OSB board so that the chips are not visible and the paint does not crack (the best way)

OSB slabs are a common solution for floors, walls, formwork, roofing, furniture, stairs.

For exterior decoration of the facade, OSB-3 and 4 plates are often used. The material of the OSB-2 brand is used for interior decoration.

But for the material to serve for a long time, it is important to protect it from moisture and sun. You can use clapboard, siding for outdoor work, or choose a budget method - painting OSB boards.

The surface of the slabs lends itself well to painting. Some designers turn the surface of the slabs into a real work of art.

Most often, the material is produced with a size of 1220x2440 mm. or 1250x2500 mm. The thickness ranges from 6-25 mm. Other sizes available.

For finishing work, it is better to choose OSB grooved sheets for a seamless coating. Such sheets are used for finishing for painting. If using with flat ends, then make a gap between the plates of 3 mm.

The material is rigidly fixed to the base with self-tapping screws.

Coloring (methods)

How to paint so that the chips are not visible and so that the paint stays on the surface for a long time?

If you paint it with ordinary oil paint, then cracks will appear on such a surface over time and the paint will peel off. Moreover, the paint is quite toxic. Another minus: fade after 1-3 years.

The water emulsion does not fit well on the OSB surface. She rolls off her without soil.

1. Fit facade acrylic paint. It is better to apply it with a roller in 2-4 layers (thin layers). It is better to prime the surface before applying. Use a concrete contact for better adhesion.

2. Available for sale primer paint specially for OSB sheets. Here 2 in one, no need to buy separately primer and paint.

Pros: vapor permeability, elasticity and protection of plates from external influences. The product can be tinted to any color. The texture of the plates is not visible.

The best way

There is an interesting solution on sale - rubber paint for OSB. Manufacturers claim high strength and durability. Gives a beautiful look, does not fade. Good protection from sun, frost, moisture.

If you decide to use such paint outside the house, then prime the surface with a universal primer before starting. If there are joints between the sheets, then everything must be closed with acrylic putty or silicone sealant for OSB boards. If the gaps between the plates are from 5 mm, then additionally reinforce with a serpentine so that there are no cracks.

This paint can cover the surface of the OSB both inside and outside the house. Rubber paint it is capable of stretching, it is elastic, fireproof and has increased vapor permeability properties.

A huge plus paints - prevents the appearance of mold and mildew. The painted surface does not swell.

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