How to Pressure Wash a Deck?

Stuart Wellbert
Written by
Last update:


Pressure washing may come as an optional job for many, but it is very important to carry on this task with proper care. Having a pressure-clean deck can save you and your family from a lot of unpleasant allergies and other diseases. For the heavy duty cleaning, you may need to find a deck cleaning company. But you can always complete the job yourself by following some steps.

Preparing to Pressure Wash a Deck

Has your deck gone a little neglected? Have the weeds been growing a little too tall? Is your patio table extra dirty from the kids eating outside all summer? That’s what makes pressure washing so great!

Before you give your deck, patio furniture, or anything else made of wood a good washing, you’re going to want to do a little prep work.

We’re going to need to gather some supplies: a hose, a bucket of water, a sponge, an all-purpose cleaner, and a deck washer (or some other cleaning tool) to prepare for pressure washing.

The deck washer will be used to wipe the deck before you start using the power washer. This is to loosen any dirt, oil, or grime that might be lingering on the wood.

Next, you’ll want to get your water hot. While using hot water for the wash isn’t a necessity, it will help the cleaning solution to be more effective.

Lastly, you’ll need to plan out your pressure washing, so have a deck washing plan of action ready to go.

Pressure Washing Technique for Wooden Decks

Pressure Washing a Wooden deck can be tricky. A dedicated cleaning solution or a bleaching agent needs to be used depending on the condition of the deck. In addition to setting up the pressure washer and your cleaning solution, you need to make sure you know what to do.

Sanding After Pressure Washing a Deck

After pressure washing your deck, the next step is usually to sand it down to remove any peeling paint. If you have a light color deck, then you may be able to go right to the painting process. If you do decide to sand, then you should do it before you paint.

Before you start sanding your deck, you need to prep it. The first step in preparing your deck is to cover the sur