Saltpeter on the walls: causes, effects and solutions

Saltpeter on the walls: causes, effects and solutions

Saltpeter on walls is a common problem affecting both old and modern buildings. This phenomenon can damage structures, affect aesthetics and, in some cases, cause health problems. This phenomenon can damage structures, affect aesthetics and, in some cases, cause health problems. From our position as a professional company, in Humilogic in today’s article, we will talk about what is saltpeter, its causes, the effects it has on the walls and how to prevent and eliminate it effectively.

What is saltpeter

Saltpeter is an accumulation of mineral salts that manifest on the surface of the walls. These salts may include chlorides, nitrates, and sulfates, which dissolve in water and migrate through building materials.

The process of saltpeter formation is known as efflorescence. It occurs when water, loaded with salts, moves through the walls and evaporates on the surface, leaving the dissolved salts behind. This process can be facilitated by moisture present in the soil, rain or water leaks.

Cause of saltpeter on walls

The main cause of saltpeter is the presence of moisture in homes or businesses. Common sources of moisture include:

  • Soil moisture: groundwater can rise through capillarity through porous materials in the walls.
  • Water leaks: leaks in pipes, ceilings or windows can introduce moisture into the walls.
  • Condensation: the accumulation of moisture in poorly ventilated interiors can cause the formation of saltpeter.

Moreover, salts in building materials, such as brick, cement and mortar, can contribute to the development of saltpeter. These salts dissolve in water and migrate to the surface.

Effects of saltpeter on walls

  1. Aesthetic deterioration: It can negatively affect the appearance of walls, forming dusty white spots that are difficult to remove. This can aesthetically devalue a property.
  2. Structural deterioration: may weaken building materials over time. Crystallization of salts can cause expansion and contraction in materials, causing cracks and detachment of paint or coating.
  3. Health problems: in some cases, saltpeter can contribute to health problems, especially if moisture promotes mold growth. Mold spores can cause allergies and respiratory problems, and in the case of children and older people can become even more serious.

How to prevent saltpeter

Proper waterproofing of walls and foundations is crucial to prevent moisture penetration. Using quality waterproofing products can help protect walls against water. On the other hand, maintaining good indoor ventilation reduces condensation and moisture accumulation. Installing proper ventilation systems or using dehumidifiers can be an effective solution.

How to eliminate saltpeter?

To remove saltpeter stains from the walls, you can use a mixture of water and white vinegar, rubbing gently with a soft bristle brush. Then rinse with clean water and dry the surface thoroughly. In addition, there are specific chemicals designed to treat saltpeter. These products penetrate the surface and neutralize the salts, preventing their reappearance.

Finally, identifying and repairing any moisture source is crucial to effectively eliminate the saltpeter problem. This includes fixing leaky pipes, sealing cracks and improving the drainage system.

If you want to say goodbye to saltpeter in your home and prevent it from humidity, do not hesitate to contact industry professionals like us We can help you as we offer different services!

× Infórmate por Whatsapp.