A Guide To Cleaning Stucco

Stucco is a unique type of siding that can be cleaned of mold and grime if the task is handled correctly.

Excessive pressure is not recommended when cleaning stucco surfaces and a gentler approach is necessary. It is important to understand the surface that needs to be washed in order to understand how to clean it.

Let’s first examine stucco itself.

Image from: Nolanpainting.com

What Is Stucco?

Stucco siding has been used for centuries and is a prominent feature in Mediterranean and Spanish architecture. It is extremely resilient and found throughout the United States and in many areas of the world. Stucco is made by mixing cement, sand, water, and lime. It can be applied as the final layer to both residential and commercial buildings. Stucco is extremely durable, the only problem with stucco is that mold and grime can be very difficult to remove from the surface once it sets in.

In terms of building materials, stucco remains a popular choice among many property owners today. Stucco can improve the exterior appearance of any property while simultaneously acting as an insulator. It is also eco-friendly consisting, as mentioned above, of limestone, cement, sand, and water.

Due to its textured surface, though, stucco can accumulate large amounts of dirt, grime, mold, and algae. Over time, these pollutants can not only age the appearance of a property, but they can also cause long term damage. You must pay attention carefully to your stucco surface and clean it properly when needed; ideally stucco surfaces should be cleaned two to three times a year.

Source: Kcpowerclean.com

Can You Power Wash Stucco Surfaces?

Stucco is a more delicate surface than other siding choices for houses. The force of power washing or pressure washing can damage the integrity of stucco and cause cracks and chips in the surface. If there are already cracks and chips in place from settling or the home being power washed at an earlier date, water could leak through from another power wash and cause damage immediately or at a later time.

The textured surface of stucco makes it hard to remove all of the dust and dirt with a pressure washer. Even if you can remove most of the dust and dirt, it is impossible to remove all of the mold using power washing or pressure washing. The reason for this is the amount of pressure needed to remove the mold would damage the integrity of the stucco surface. For all of these reasons, professional exterior cleaning companies do not recommend power washing or pressure washing stucco.

In summary, no, you cannot power wash stucco surfaces. You should not clean a stucco surface with a power washer or pressure washer. If you try, the result is likely to damage the stucco and your home. The swirling stucco patterns also prevent you from being able to remove all the mold and grime from these surfaces.

But that doesn’t mean that you can’t clean a stucco surface. Read on.

Photo credit: Homesteady.com

How Do I Clean a Stucco House?

Step 1: Thoroughly Inspect Your Stucco Surface

Before you start with the actual cleaning, you must thoroughly inspect the stucco surface for any signs of damage. Try to find any gaps, cracks, or other flaws. Run your hands over the surface to find if there are any damaged areas. Put extra effort into checking the corners and edges as they usually deteriorate faster.

It’s an important step, as washing a damaged stucco can cause further damage to your wall. It may cause water to enter through the cracks, causing mold, mildew, and other unwanted fungi to grow. It can also lead to other types of water damage to the stucco surface or the wall behind.

Image from: Homesteady.com

Step 6: Rinse Again

Once you’re done scrubbing the stains off you should thoroughly rinse down the stucco again. This will remove any cleaning solution left on the surface. Make sure you start the rinsing from top to bottom. Similar to the initial rinsing, you must use a 25- or 40-degree nozzle at least 24 inches away from the stucco surface.

Let the Pros Handle the Stucco Cleaning

While you can clean your stucco walls by yourself, it’s always better to rely on a professional cleaning company to ensure optimal results. Professionals understand how to clean stucco without causing damage to the surface. They also have access to tools that most homeowners simply don’t have; tools that are specifically designed for this type of cleaning.

More importantly, they have years of experience doing this type of work and can help you avoid common mistakes that homeowners often make.

At Southern Style Soft Wash we have a soft washing technique that will keep your stucco home safe and free from damage and mold. In addition to using a soft washing technique, we have a unique cleaning solution that kills mold but protects plants and shrubs. When soft washing, our team uses only the amount of pressure you would find in a home garden hose to clean the stucco service. The solution used will kill the mold at its roots and eliminate all the ugly discoloration and grime. A light rinse with water will then remove the dead mold without forcefully cracking the stucco surface with excessive pressure.

If you need a professional to clean the stucco surfaces of your home, get in touch with Southern Style Soft Wash. If you have any questions, our goal is to be able to answer them and provide as much information as possible so you can make an informed decision.

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