How To Clean A Deck With A Pressure Washer

Cleaning your deck is an important step in deck maintenance. Dirt, debris, and other contaminants can accumulate on your deck over time, causing discoloration and even damage. Here are the steps to follow when cleaning your deck so you don’t mess it up.

Related: What Are Essential Tools for Deck Maintenance?

Clear the deck

Remove all furniture, plants, and other items from the deck.

Sweep the deck

Use a broom or leaf blower to remove loose dirt and debris from the deck surface.

Degrease your deck


Make sure you rid the de deck of all grease stains from a grill, for example.

If you are planning on painting or staining your deck, then this is a crucial step.

Related: 5 Best Paints For Old Wood Decks Home Depot

Neither paint nor stain will adhere to grease properly.

Related: Top 3 Deck Stains At Home Depot

Apply a deck cleaner


Choose a deck cleaner compatible with the type of stain or sealer on your deck.

This is different from the degreaser because it contains a chemical (oxalic acid) that will lighten up the wood.

Apply the cleaner according to the manufacturer’s instructions using a pump sprayer, roller, or brush.

Scrub the deck

Use a stiff-bristled brush or power washer to scrub the deck surface, working toward the wood grain. Pay special attention to areas with heavy stains or discoloration.

Related: How To Maintain A Deck

Rinse the deck

Use a garden hose or power washer to rinse the deck thoroughly, removing all traces of the deck cleaner.

Allow the deck to dry

Allow the deck to dry completely before applying any stain or sealer. This may take several days, depending on the weather conditions.

Apply stain or sealer

Best Paints For Old Wood Decks Home Depot

Once the deck is completely dry, apply a new coat of stain or sealer according to the manufacturer’s instructions.

Related: DIY Deck Staining And Sealing

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