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How to Clean Composite Decking

Lowe's Editorial Team

By Lowe's Editorial Team
Published September 23, 2024

Composite decks are long-lasting, easy to maintain and used in many American homes. However, composite decks are not immune to wear and tear and need routine maintenance to last long. Here’s a comprehensive guide on how to clean composite decking using a simple process.

Tools and Materials

Tools

Materials

How To Clean Composite Decking

Composite decks are much easier to clean than other decking options and can be done within an hour. Let’s start with the steps you need to follow while cleaning:

How to Remove Scratches From Composite Decking

Even though composite decks are very hardy and resistant to wear and tear, scratches on the surface are bound to occur after some years. However, such defects can be easily repaired. Here is a simple process:

Best Cleaner for Mold on Composite Decking

Mold and mildew growth occurs from exposure to excess moisture. To remove the current spores and prevent regrowth, ensure you use a cleaner that has sodium hypochlorite as the active ingredient.

Choose high-quality products like Valspar Fast-Acting Deck Cleaner or Cabot Deck Cleaner. Apply to all affected areas. Apply to all affected areas. Refer to the cleaner manual to know how to use it effectively.

Other Tips To Keep in Mind

Here are some extra pointers which you must keep in mind:

  • Maintenance: Maintenance should be done at least once annually or as the deck manual suggests.
  • Sweeping: Weekly sweep your deck using a broom to prevent debris from accumulating.
  • Keep it Dry: If possible, keep your deck away from moisture. This will ensure it lasts longer.

By taking the time to treat your deck routinely, you will be able to sustain it for a long time and keep it shining for many years to come. Make sure to use products that will not harm your composite material and use products suggested by the manufacturer.