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How Often should I Clean my Wooden Deck to Maintain It?

The recommended frequency for cleaning your deck depends primarily on the material it is constructed from to account for Nebraska’s specific climate challenges, such as humidity-driven mildew and freeze-thaw cycles.

For wood decks, such as cedar, you should perform a deep cleaning twice a year. It is best to schedule these sessions in the spring and fall to remove winter debris and summer pollen before harsh weather sets in. This biannual schedule helps prevent wood rot and maintains the wood’s vibrant appearance.

Composite decks, like TimberTech, are more resilient and generally only require an annual cleaning. Typically, this is done in early summer to prepare the space for the outdoor season. These annual sessions focus on removing trapped pollen and mildew from the grooves of the material.

Regardless of the material, performing regular maintenance can extend your deck’s lifespan by 20-30%. It is also recommended to pair these cleaning schedules with a fresh application of sealant every two years to provide continued protection against UV rays and moisture.

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