If you need to paint a scratch of a few millimeters on the facade of the house, then you can use the colors that have the additives of polymer fibers as part of the additives. It can be acrylic and acrylic – silicone, or polycre paints. On the old paint or plaster, small cracks can be hidden using paints with nanoparticles. They concentrate on the outside of the paint layer and create an elastic upper layer on the surface of the wall coating.
If the house is not far from an industrial enterprise, then for painting the facade of the house you need to use the paint stable to chemical compounds. Most resistant to the negative effects of the external environment and acid precipitation, which containing, resins. Thanks to the resins, they much more resist the effects of different emissions that are in the air. Also, colors with resins are less susceptible to different types of pollution. Now they often began to order power supply to professionals. Walls have the properties to be affected by a fungus. Most often this happens in houses that are in flooded territories. The walls that are in the shade are also affected and are not able to ventilate.
The facades of such houses can be painted with lime paints that have antiseptic properties. It is only necessary to consider that such paints can not be applied to all the bases of the houses, and the color scheme among them is quite limited. But, there is a solution to this problem, you can replace lime paints with acrylic bio -protective colors, which include antifungal drugs. You can protect the walls from the fungus with a special impregnation of the base of the house with antifungal primer compositions, after which paint is applied.