How to Clean Decking?

An outdoor deck usually encounters lots of traffic. Things like spilled food, muddy shoes, etc., make it look dirty and stained. Even if you do not use the deck too much, you may still notice pollen, algae, and leaves.

Many people struggle a lot to maintain their decking. To help those struggling people, we have come with this article. Here you will learn how to clean decking in an easy, effective, and budget-friendly way.

Materials Needed to Clean Your Decking

Washing the deck requires scrubbing it, due to which you may need different items to execute the cleaning effectively. Following are some of the materials you should keep with you before starting cleaning your deck.

  • Bucket
  • Cleaner
  • Brush
  • Liquid dish soap
  • Garden hose or power washer
  • Warm water or clean water

Apart from these materials, you can also use some alternatives for cleaning.

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Clean Decking with a Pressure Washer

Using a pressure washer for cleaning decking is an effective and easy way. However, if you are going to use a pressure washer, ensure to use it at a distance to prevent any damage to the decking surface.

  • Use cold water or clean water for the process. Remember not to direct the jet straight towards the decking as it can damage the surface. The pressure of a pressure washer can minimize the wood adhesive, due to which you should perform the cleaning with great care.
  • Decking should be sprayed evenly, section by section. You can also use a wash brush attachment to make this task easier. Wash the whole decking thoroughly.
  • After that, let the decking get dry for some time.

Method to Clean a Wood Deck

How to Clean Decking?

The wood deck seems great if they are maintained well. To keep it well-maintained, you have to put some extra effort into cleaning it regularly. Here are the steps that you can use to clean your deck quickly.

Step 1: Pre-Rise the Deck

First, you will need to pre-rinse the wood deck. Use the water to minimize the dried cellulose fibres that may be present on your deck. This pre-rinse will make the further cleaning process a lot more manageable.

Step 2: Mix the Cleaning Solution

Now it is up to you which cleaning solution you want to choose for the process. Make sure to pick the right cleaning solution that works well on a wood deck.

Take the solution and mix it with 5 gallons of water in a bucket. You can minimize or increase the amount of solution depending on your need. If you have a greater area to clean, you can mix more quantities of solution.

Step 3: Scrub the Deck

After that, you will require scrubbing your deck to get rid of all the dirt, mould, and stains. Use the stiff bristle brush to perform this task. The stiff bristle brush will make you remove tough stains with less effort.

You can also use grains with the brush to get better cleaning. You can additionally utilize bleach to deal with stubborn stains. But if you plan to use bleach, first make sure to wear all the protective equipment.

Protect your hands while cleaning your deck: Top 10 Best Gardening Gloves – 2021 Guide

Step 4: Rinse the Deck

Once you have scrubbed the deck with the cleaning solution, use a pressure washer or a garden hose to rinse the deck. Make sure to rinse the deck surface thoroughly. Also, let your deck dry for 1 to 2 days before sealing and staining. Once it gets dried, make sure to seal the deck.

Method to Clean Composite Deck

On the other hand, if you have a composite deck, you may have to follow a slightly different process used in cleaning the wood deck. Also, remember that certain household chemicals used to give a new and clear look to the wood deck might cause damage to the composite deck.

Therefore, you should keep such cleaners away and only use an eco-friendly composite deck cleaner. The deck cleaner will give you safer cleaning. The following steps will let you clean your composite deck without causing any damage to it. You can also clean the patio with this method.

Step 1: Pre-Spray the Deck

First, you should start by spraying your composite deck. For this, you can use a hose and water to get rid of debris present on the surface. Pre-spraying your deck will make the further cleaning task easier for you.

Step 2: Use Soapy Water and Scrub

How to Clean Decking?

After that, prepare soapy water to get more optimal cleaning. Use a sprayer or a hose to spray the soap on the deck. Aside from spraying the soap, do not forget to scrub the deck.

Gently scrubbing the deck will remove tough debris and mould with ease. For the scrubbing task, you can use a soft bristle brush. After that, you will have to rinse the whole composite deck to make it look cleaner.

Step 3: Seal the Deck

Once you have completed the cleaning process, make sure to seal it. Sealing the decks will prevent them from further mildew and mould. It will also defend the decks from water damage.

The water will not penetrate and remain on the surface, which will then evaporate. However, before you apply the seal, try to sand the deck lightly. This will help you easily extract loose pieces of dirt. For applying the sealer:

  • Use a roller.
  • Apply multiple thin coats of sealer and let it dry.
  • Always remember to prepare the safety equipment before applying sealer.
  • Use gloves, eye protection, and a safety mask to protect you from any harm.

By following these steps for deck cleaning, you can keep it looking its best.


The deck cleaning becomes a lot easier if you have the right equipment and approach. To help you know the correct approach, we have come up with this article.

Whether you have a wood decking or a composite deck, you can clean it using the explained methods. You can easily find how to clean decking and give your decking the best look through this article.

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