Why it is impossible to warm the walls of the house from the inside: 5 reasons to abandon the internal insulation of the walls in the house

Why it is impossible to warm the walls of the house from the inside: 5 reasons to abandon the internal insulation of the walls in the house

The reasons why you should not warm the walls of the house from the inside.

Now, mainly for insulation of the house, external heater is used. It can be carried out in several ways. In this article, we will tell you why it is worth giving preference to external insulation before the internal.

Why can't you warm the walls of the house from the inside?

Outside, the house is insulated with polystyrene, mineral wool, basalt plates, as well as liquid heater of polyurethane foam. But the fact is that many owners want to save, and are in no hurry to engage in external insulation, so he uses internal insulation. The most popular of them is polystyrene. Only a few owners refuse such insulation, and prefer a more expensive option, that is, to external insulation.

5 reasons to abandon the internal insulation of the walls in the house:

  1. The fact is that with internal insulation there are several risks. Mainly related to the fact that The dew point is shifted And basically all condensate, as well as moisture, accumulates directly between the insulation and polystyrene, as well as the walls.
  2. Thus, it turns out that constantly walls from the inside, get wet in front of a layer of polystyrene, flow. That is, they are exposed to moisture. Because of this, fungus and mold can develop on the surface or inside the wall. Often, the owners who have made internal insulation notice even a puddle below the walls. This is understandable, and associated with the difference in wall temperatures outside and inside. In addition, during the installation of foam, ventilation worsens, the air becomes wet, and this is an excellent environment for the propagation of bacteria and fungi.
  3. Another reason due to which should not be engaged in installation and warming with polystyrene or other insulation inside the house is reducing the area of \u200b\u200bthe room. Because for the installation of polystyrene foam or foam, as well as mineral wool, it is necessary to occupy a fairly decent part of the room. In some cases, the installation of a separate box is required, which is filled directly with a variety of insulation. Therefore, we recommend that you think a hundred times before doing insulation inside the house.
  4. Yes, this method is very affordable and requires minimal financial costs, because sheets of foam and mineral wool are very cheap. Installation is also quite simple: the sheets are attached to glue or a special solution, then they are simply putty or covered with drywall sheets. As a result, you get a warm room and spend less money on heating if the house has a gas boiler. But after time the walls of the facade will begin to get wet and collapse due to high humidity, which is associated with the displacement of the dew point.
  5. Cases of diseases of the respiratory system in the house will become much More, due to the fact that spores of mold and fungus will fly in the air. This, in turn, negatively affects the health of young children, as well as older people. In this case, ventilation in the room worsens. The outflow of air is also disturbed.
Foam for wall insulation
Foam for wall insulation

Accordingly, it is not recommended to engage in the insulation of walls inside the house, it is best to do this outside. Otherwise, you risk dealing with completely different problems that are associated with the repair of the facade, which after time will simply crumble due to the high degree of humidity and the development of the fungus.

Video: internal wall insulation: for and against



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