Composite cladding is a durable external wall cladding material that homeowners use to cover the wall of their home. The advantages composite cladding provides are much. First, composite cladding prevents moisture from entering your home through the wall. This insulation property of composite cladding makes the wall of your home to last longer. Another advantage of composite cladding is that it beautifies your home. If you don’t maintain your composite cladding algae can grow on it. This will cause an unpleasant situation.  So, you must remove algae from your composite cladding.

What Is Algae and How Does It Grow on Composite Cladding?

Algae is a group of microscopic plants that thrive when it has the right amount of sunlight and moisture. Algae love moisture, and that is why they grow on a building material that is exposed to water. If you install composite cladding in your house and it is exposed to damp conditions, then algae can grow on it. 

Algae, most especially green algae, can become a problem when they grow on the surface of your composite cladding. How algae grow on the surface of your cladding is easy.

If your cladding lies in the shade and the environment is damp, there is a high chance that algae will grow on it. Also, if your composite cladding comes in direct contact with water and you don’t clean it, the algae will grow on it.

 Note that water and sunlight is the right condition that makes algae thrive. The composite cladding has an extra layer of plastic on its surface that makes it take in little moisture.

If there is a scratch or the body of your cladding should peel by accident, then the spots will absorb water. Humidity and sunlight will let algae grow on your cladding. The same is true for all composite materials. 

So, the solution to algae growth is for you to clean the surface of your composite cladding regularly. Always watch out for decay organic matter on the surface of your cladding. If you find one, just scrub it off immediately.

But what if algae have already grown on the surface of your composite cladding? You can remove it easily by scrubbing your composite cladding with a brush and soapy water.

Removing Algae from Your Composite Cladding

How Do I Remove Algae from My Composite Cladding

Algae can be detrimental to the durability of your composite cladding if you don’t remove it quickly. Aside from that, algae will distort the beautiful appearance of your composite cladding and make it less attractive. Also, algae will make the surface of your cladding to be slippery when you touch it.

Step One – Get the Materials that You Need

The first thing to do when you want to remove algae from your composite cladding is to get all the stuff you need. You will have a brush that is not hard, a bucket, water, and a good soap. If you desire to use vinegar, you can get it.

Also, you can purchase a special composite material cleaner in the market. There are plenty of composite cladding cleaners that will remove algae effectively.

Step Two – Make the Cleaning Solution

After you have gotten what you will utilise to clean your composite cladding, you can now proceed to mix them. How you combine them depends on the cleaner that you want to use. Mix water with your soap or detergent in a bucket until you are satisfied that the mixture is right for the task. 

If you are making use of vinegar, mix it with water in a bucket. If you are using a unique composite cladding cleaner, you should follow the manufacturer guidelines on mixing. After mixing, you should get your brush ready for the next task.

Step Three – Scrub Algae off Your Composite Cladding

You should spray what you have mixed on the algae that you want to scrub. After spraying what you have mixed, you should wait and let it sink into the algae that you want to remove. If you use vinegar for the task, sprinkle baking soda on the algae and then spray the vinegar mixture on the algae. 

After you should scrub your cladding till you are sure you have removed the algae. We recommend that you utilise a brush that you attached to a pole so that you will reach the top of your cladding easily. Also, a long brush will make the task faster.

Cleaning wall cladding

Step Four – Wash Your Composite Cladding

You should use a water hose to rinse your composite cladding. Make sure that you remove all the stain from the surface of your cladding with water. After that, you should leave the cladding to dry.


You can remove algae from the surface of your composite cladding by scrubbing it with a brush and soapy water. This maintenance task is easy and requires little effort on your part.

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