The unsightly painted, mold, pollution, efflorescence, bird droppings and weather conditions, among other causes, make the main walls of the buildings have a faded appearance over time that can be solved with a good cleaning of partial or total facades.
On the other hand, poorly placed water drains can make elongated stains appear unsightly in some areas where the water that goes down adds dust and other dirt, dazzling the buildings in the middle and upper part.
In the low areas of the buildings it is common to find urine spots, and other organic remains such as vomiting, which can be very difficult to remove when cleaning facades.
So, if you encounter this problem in your building, we tell you how to remove different types of dirt on the walls of your house, and also what are the most common professional procedures in cleaning of facades.
How to remove stains of different origin in façade cleaning?
Eliminate efflorescence in façade cleaningThe efflorescence is a physical phenomenon that produces a residue of saline component on brick, concrete, stucco and natural stone surfaces generating whitish or grayish spots.
To eliminate this type of salt stains in the cleaning of facades, which may be produced by the same grout, adherent substances of the coating, or other types of exposure to hard water, there are different methods depending on the type of material to be cleaned.
In any case, the least risky procedure always involves rubbing to remove stains from the wall, with the help of a hard bristle brush.
Another solution of homemade cleaning that you can try depending on the coating material, consists of making a mixture of water and neutral soap in a bucket, impregnating with it a root brush with which to rub the stains, then rinse with water alone.
Finally, in wet procedures, you can also use a hydro cleaner or cleaning machine with pressurized water, projecting water on the stains to remove them in this type of facade cleaning.
There are other products such as vinegar and chemicals that can help in more resistant stains, but we must know the effects that this type of treatment can have on each type of material, so we do not advise using them if you do not have total security.
How to eliminate graffiti on façade cleaningThere are increasingly pigments that are more difficult to remove from the porous lining surfaces of the walls of the buildings, when cleaning facades of this type, so it is better to request several budgets from cleaning companies specialized in facades, to obtain the necessary guarantees.
But if you are going to try to clean graffiti on your own, you can try rubbing with an aluminum bristle brush, making a preliminary test in an area that goes more unnoticed, to check the effects of erosion on the material.
In the market there are different solvent products to remove graffiti, but as we have said, it is very important to know the type of pigments used when making graffiti and the reaction that the product used can trigger, information that is only obtained through the knowledge and professional experience.
How to remove rust stains when cleaning facadesThese types of stains on facades are also often very persistent, so they usually require chemicals that help eliminate them.
In this case you can apply bleach at a very small point on the surface, and see the reaction it produces, then rinse with water, before applying to the entire stained area.
How to remove mold stains when cleaning facadesTo remove mold and fungus from a facade, it is necessary to wait for it to dry taking advantage of sunny days to clean it with the help of a brush with strong bristles, with which to rub until the dry remains disappear.
Then you can use a specific fungicide product for cleaning facades with this type of stains, to end the problem by applying according to the instructions and leaving to act, and end up removing it if possible with pressurized water, or rinsing with other means.
There are fungicidal products with which in addition to applying color to the painted facades they are protected from fungi and mold, so it is a solution for this type of wall.
How to remove stains with organic debris when cleaning facadesTo clean urine or vomit from the lower part of the walls when cleaning facades, it is best to use a pressurized water machine, to remove the most dirt, and then apply oxidizing biocidal products such as sodium hypochlorite, which must be Leave on for a while before rinsing again with water.
Most common procedures for facade cleaning companiesIn professional cleaning, all types of pre-tests are carried out to verify what type of procedures, and products act best to achieve the best results in the degree of cleanliness of each type of surface while preventing deterioration.
This means that there are a series of usual procedures for cleaning facades that guarantee the efficiency of the work, while protecting the different materials, saving efforts and time in these tasks.
That is why in professional facade cleaning machinery and industrial cleaning systems are used as:
Facade cleaning with pressurized waterCleaning with pressurized water, using powerful machines that project the water jet on the walls to be cleaned.
It is a very effective procedure when the walls have a uniform dirt caused by dust and contamination, so if there are concrete stains they are treated beforehand, using detergents, and other professional products for cleaning facades.