How do you remove damp stains from the wall?

A water leak, caused by a burst pipe, either yours or someone else’s. Deterioration of wall insulation or age of the property. They are all causes of hatred gray or yellowish spots.

These stains, obviously, are synonymous with dirt or neglect, but they can also cause breathing problems. They promote high levels of humidity mold and other types of fungal growth. And these microorganisms harm our health.

Therefore, as soon as they appear, it is necessary to take measures eliminate Damp stains on walls and ceiling. Here are some simple, homemade solutions.

How do you remove damp stains from the wall?

Once the cause of the damp has been resolved, such as after fixing the leaky pipe, it will be time to remove the stains. Important: They must be completely dry to start treatment.

From Unilever’s Cleanipedia blog, they recommend using bleach diluted in water to remove damp stains from white walls.

To avoid the irritation that bleach can produce, you should wear gloves and, to protect yourself from the spores, a mask and plastic protective glasses.

The next step is to prepare bleach, which can be gel or liquid. In the first case, dilute half a cup (100 ml) in a bucket with five liters of water. In the second, put one part bleach and three parts water.

Next, apply the mixture to the stains with a sponge or brush and let it sit. about five minutes. It is recommended to scrub the area with a brush to ensure the removal of any type of impurity.

Rinse the wall with a damp cloth to remove any traces of bleach, and leave to dry with the well-ventilated environment.

If the wall has been painted with non-washable paint, it is advisable to try the bleach diluted in water method on a small area to check that it does not cause further damage. Once the test is finished, follow the steps described and rub the area with a sponge. If the spots reappear, you may need to do this sand and repaint with anti-humidity paint.

In case moisture appears in the roofyou can also use bleach or white vinegar (you should also protect your skin with gloves and your eyes with glasses).

Then prepare the mixture with three parts vinegar and one part water. Put it in a sprayer and spray the affected part. Leave the mixture to act for about 20 minutes, rub the area with a sponge and leave the ceiling to dry in a well-ventilated area. Vinegar also works for walls.

Other very effective products

In addition to bleach and vinegar, there are other substances that are effective at removing moisture stains. One of them is the 3% hydrogen peroxide., which needs to be sprayed just like vinegar. In this case, leave it to act for 10 minutes and remove the stains with warm water and a brush.

He sodium bicarbonate (three parts diluted in one part warm water) can be applied to damp stains to remove them. To do this, use an old toothbrush to apply baking soda, let it sit for five minutes, and brush. Remove residues with a damp cloth.

Lemon is a well-known natural disinfectant that is also very effective for neutralize the musty smell. To remove moisture, squeeze the juice of three lemons, put it in a spray bottle and apply it to the wall. Leave to act for five minutes and rub with a sponge.

How to prevent damp stains

As always, prevention is better than cure. Except for losses caused by breakages in your own or other people’s pipes, some measures can be taken prevent the appearance of fungi.

This is why it is convenient ventilate the rooms, even in winter; identify the source of moisture as soon as it appears; avoid covering damp spots and clean the walls to prevent bacteria from harboring and fungi from developing.

Another method to avoid mushrooms is to place salt in the environment. First, put a kilo of coarse salt in a glass container and then place it in a corner of the room. The salt will absorb moisture from the environment. The salt will need to be renewed when it turns from white to brown.