Are you tired of looking at your dingy and dirty deck? Maybe it’s time to give it a good power wash. Not only will it look brand new, but it will also help extend the life of your deck by removing dirt, grime, and mold.

But before you start blasting away with your power washer, there are a few things you need to know.

First, you need to prepare the area by removing any furniture, plants, or accessories. Next, you need to choose the right equipment and safety gear. Once you have everything ready, it’s time to start power washing.

In this article, we’ll walk you through the steps for power washing your deck, including technique, rinsing and drying, and applying sealant or stain. Plus, we’ll share some common mistakes to avoid and maintenance tips to keep your deck looking great for years to come.

Preparing the Area

Cleaning Terrace with a Power Washer - High Water Pressure Clean Stock Image - Image of home, dust: 124816515You’ll want to clear all furniture and loose debris off of the deck before starting, so you don’t accidentally blast anything away with the power washer. This includes things like chairs, potted plants, and anything else that’s not bolted down.

Once you’ve got the deck cleared, take a look at the surfaces you’ll be working on. If there are any loose or damaged boards, you’ll want to replace them before you start power washing. This will ensure that you get the best results possible and that your deck is clean and safe.

Next, you’ll want to prepare the area around the deck. This means covering any nearby plants or shrubs with plastic sheeting so that they don’t get damaged by the power washer. You’ll also want to remove any electrical items, like lights or speakers, from the deck.

Finally, make sure the power washer is set up correctly and that you have all the necessary safety gear, like goggles and earplugs, before you start. With a little bit of preparation, you can power wash your deck quickly and easily, leaving it clean and ready for summer fun.

Choosing the Right Equipment

Don’t settle for just any equipment when it comes to power washing your deck. Choosing the right tools for the job is crucial if you want to achieve great results and avoid damaging your deck.

The most important piece of equipment you’ll need is a pressure washer, which will be the backbone of your power washing setup. When choosing a pressure washer, ensure that it has enough power to handle the job at hand. For most decks, a pressure washer with a minimum of 2000 PSI (pounds per square inch) and a flow rate of 1.5 GPM (gallons per minute) will suffice.

Another important piece of equipment you’ll need is a suitable nozzle for your pressure washer. The nozzle determines the spray pattern and pressure, so it’s important to have the right one for your deck. For most decks, a 25-degree nozzle will work well. This will provide a wide enough spray pattern to cover a large area while still providing enough pressure to clean the deck thoroughly.

With the right equipment in hand, you’ll be well on your way to power washing your deck and restoring it to its former glory!

Safety Gear and Precautions

Before starting any outdoor cleaning project, it’s essential to prioritize safety measures and take necessary precautions to avoid injuries and accidents.

When it comes to power washing a deck, you’ll need to wear the right gear to protect yourself from potential hazards. First and foremost, you should wear safety glasses to prevent debris and water from getting into your eyes. Also, wear hearing protection to avoid damaging your hearing from the loud noise generated by the power washer.

As we mentioned in the previous subtopic, a power washer is a powerful cleaning tool that can easily damage your deck or hurt yourself if not used correctly. Therefore, you should use the power washer with caution and follow the safety guidelines provided in the manual.

Always keep the nozzle pointed away from yourself, pets, and people around you. Also, make sure to use the appropriate nozzle for the job to avoid damaging the deck.

By taking these safety precautions and wearing the necessary gear, you can ensure that your power washing project is completed safely and effectively.

Starting the Power Washer

260+ Power Washing Deck Stock Photos, Pictures & Royalty-Free Images - iStock | Pressure washing, Powerwashing deck, PowerwalkingTo get started with the power washer, it’s important to make sure all the necessary equipment is assembled and ready to go. Connect the power washer to a power source and attach the garden hose to the machine.

Turn on the water and let it flow through the hose before turning on the power washer. This will prevent damage to the machine’s pump due to lack of water flow.

Once the power washer is connected and ready to go, adjust the pressure settings according to the type of wood on your deck. If you have a softwood deck, set the pressure to a lower setting so that you don’t damage the wood. Hardwood decks can handle a higher pressure setting.

Begin power washing your deck by starting at the farthest corner and working your way towards the exit. Power wash the deck in sections, making sure to cover all areas evenly. This will ensure that all stains are removed from your deck.

Technique for Cleaning

Start by adjusting the pressure settings and working in sections when cleaning your wooden deck with a power washer. Begin with a lower pressure setting and gradually increase it until you find the right pressure for your deck. Keep in mind that using too much pressure can damage the wood, so it’s important to be cautious.

When power washing your deck, work in sections to ensure that you clean the entire surface thoroughly. Start at one end of the deck and work your way towards the other end, moving the power washer in a sweeping motion. Make sure to overlap each section slightly to avoid missing any spots.

Don’t forget to clean the exterior of the railings and stairs as well. By using this technique, you can effectively remove dirt, grime, and stains from your deck, leaving it looking like new.

Removing Stains and Mildew

Now, you’ll want to tackle those stubborn stains and mildew that may be lurking on your wooden deck.

The first step in removing these unsightly blemishes is to power wash the deck thoroughly. Make sure to use the appropriate pressure setting on your power washer, as too much pressure can damage the wood. Work in sections, starting from the highest point of the deck and moving downward, to avoid pushing dirt and debris onto already cleaned areas.

If power washing alone doesn’t do the trick, there are a few other options for removing stains and mildew. One is to use a deck cleaning solution specifically designed for the task. These can be found at most home improvement or hardware stores.

Alternatively, you could hire a professional cleaning service to take care of the job for you. Whatever method you choose, make sure to follow all safety precautions and manufacturer instructions. With a little effort, your deck will soon be looking clean and fresh once again.

Rinsing and Drying

After all that hard work, you’ll be amazed at how much cleaner and inviting your deck looks once it’s been rinsed and dried.

To begin, use your power wash to thoroughly rinse the deck with water. Make sure to get into all the nooks and crannies to remove any remaining dirt or debris.

Once the deck has been rinsed, it’s important to let it dry completely before using it again. This will prevent any slips or falls that could occur on a wet surface.

Give the deck plenty of time to air dry, or use a leaf blower or towels to speed up the process.

With the proper rinsing and drying techniques, your deck will not only look great, but it’ll also be safe and ready to use.

Applying Sealant or Stain

280+ Pressure Washing Deck Stock Photos, Pictures & Royalty-Free Images - iStock | Pressure washing house, Window cleaning, Power washingOnce the deck is dry, it’s time to apply sealant or stain to protect and enhance the wood’s natural beauty. Before you start, make sure to choose the right product for your deck.

If you have a newer deck, it’s recommended to use a clear sealant to protect it from the sun’s UV rays. If your deck is older and has some wear and tear, a semi-transparent or solid stain will help cover up imperfections.

When applying the sealant or stain, it’s important to follow the manufacturer’s instructions, as different products may have different application methods. Start by applying the product to a small, inconspicuous area to test for color and compatibility.

Then, work in small sections, using a roller or brush to evenly apply the product to the deck’s surface. Take care to avoid overlapping and drips, and make sure to apply the product to all areas, including cracks and crevices.

Once you’ve finished applying the sealant or stain, allow it to dry completely before using the deck again.

Maintenance Tips

To keep your deck looking great, it’s important to regularly clean and inspect it for any signs of damage. One of the best ways to do this is by power washing it at least once a year. A power washer can easily remove dirt, debris, and grime that can accumulate on your deck over time. This not only helps to improve its appearance but also helps to extend its lifespan.

In addition to power washing, there are several other maintenance tips you can follow to keep your deck in good shape. For example, you should sweep it regularly to remove any leaves or other debris that may have fallen on it. You should also check for any signs of damage, such as loose boards or nails, and repair them as soon as possible.

If you don’t have the time or energy to do this yourself, consider hiring a professional cleaning service to take care of it for you. With these simple maintenance tips, you can ensure that your deck remains a beautiful and functional outdoor space for years to come.

Common Mistakes to Avoid

Avoid making common mistakes when maintaining your deck, such as neglecting to inspect it regularly and failing to repair any damages promptly. These mistakes can lead to bigger problems in the long run, and can even cause safety hazards.

When it comes to power washing your deck, one of the most common mistakes is using too much pressure. High pressure can damage the wood and create splinters or cracks, which can be dangerous for anyone walking on the deck. It’s essential to use the proper pressure setting and technique when power washing your deck to avoid damaging the surfaces.

Another common mistake to avoid when power washing your deck is using the wrong cleaning solutions. Some chemicals can be too harsh and can damage the wood or stain on your deck, so it’s important to use the right cleaner for your specific deck. It’s also crucial to follow the manufacturer’s instructions and guidelines when using any cleaning solutions.

Additionally, avoid leaving the cleaning solution on for too long, as this can cause discoloration or damage. By taking these precautions and avoiding these common mistakes, you can ensure that your deck remains in good condition and looks great for years to come.


Congratulations! You’ve successfully power washed your deck and it looks brand new.

Now it’s time to take some steps to maintain it so that it continues to look great for years to come.

First, make sure to sweep the deck regularly to remove debris and prevent mildew growth.

If you notice any stains or spots, address them promptly with a gentle cleaner and scrub brush.

Additionally, consider applying a fresh coat of sealant or stain every few years to protect the wood from weather damage and enhance its appearance.

By following these maintenance tips, your deck will remain a beautiful and functional outdoor space for you and your loved ones to enjoy.