How to power wash a wooden deck

A Guide to Power Washing a Wood Deck

men appear to love gear which is strong produces sound and saves time. A power washer could fit that bill just fine although A deck brightener might not perform the job of cleanup. However, it can also mess up your wooden deck!

Why? Since most individuals do not utilize the power washer correctly and use it with too high of a jet pressure (that is the “energy” component) and set the tip too near the soft wood.

A power washer might be mild enough to wash siding or potent enough to etch brick. They are available in assorted sizes, some supplying over 4,000 psi (pounds per square inch) of water pressure some just a couple hundred, a few are run by gasoline motors, some by small electric motors, they even have an assortment of pressure clock hints and can handle many diverse tasks.

Employing a power washer to clean a wood deck could be accomplished but there a great deal of horror tales about an energy washer turning into a power etcher when used on wood. The consequence of power? It may need wood replacement or create a deck that is ruined and need sanding.

We will review the points that are Important washer usage on a wood deck at the process of refinishing a wood deck:

  • pressure Selection
  • Hint Choice
  • Power Conditioning Strategy
  • Post-Washing Sanding

Power Washing: Preassure and Suggestion Choice

The energy washer is flexible and may be used for diverse tasks, since, they are available in tip styles and pressure evaluations based on their program.

For cleaning wood we advocate the pressure and trick selections:

  • Use as low a pressure as you can while still being successful;
  • Pressure for soft wood such as cedar or walnut ought to be at approximately 500 psi to 600 psi, tougher forests may move higher but no longer that 1200-1500 psi;
  • Utilize a buff tip (safer) or carefully use a rotating suggestion (shown here);
  • Always begin the water pressure by depressing the trigger away from individuals along with glass windows and at least 24″ away in your wood deck, then divides it into array of approximately 12-18″ in the deck;
  • for a guideline, try never to get closer than 12″ in the wood deck unless you are at reduced pressure.
  • Exam your pressure and its own efficacy in as inconspicuous a place as you can. A stair tread. In case you need to replace a piece of wood since you etched it and mess up, there is much a stair tread a lot easier to replace than a deck plank.


Below is some advice for power.

  • As mentioned before, you’ll most usually utilize a buff tip on the power washer. Using a 40 to suggestion size being the standard for deck cleaning, fan suggestion dimension is measured in levels.
  • Establish your pressure to 600 psi to find out whether this will work for you. Increase the pressure as needed to wash the deck although not harm or etch the wood surface.
  • Engage the trigger a few feet away in the deck surface and then lower the batter to about 12″ off the outside and then wash the deck with a sweeping movement.
  • As you sweep you’ll have a propensity to pivot together with your arm but this will make ​ ​an unpredictable distance of the tip from the deck surface. Try to maintain a consistent space as possible sweep. You can achieve that by moving your arm back again and forth.
  • Work in the home external.
  • Function using all the grain by feathering your spraying lengthwise using all the deck planks and overlapping every area marginally. The key is that you desire to have an even cleaning without the hot spots or observable “cleaning borders.”


Enriched Wood Fibers

Etch or lighten the wood fibers that are delicate and the secret to power would be to not destroy the wood. Wood is wood and it increases the fibers making a surface that is rough if wood becomes wet. In which the elevated fibers = splinters this is an issue on handrails.

You’ve got a few options. One, you wanted to wash the deck and in case you did a fantastic job, and then you might have the ability to eliminate a place sanding there and here. Two, if you’re likely to refinish (re-stain or reseal) that the deck, then you want to sand the wood deck.

It isn’t so hard and is going to result small to no open minded wood pores therefore that the wood warms up a variety of things, and the sealer/stain.

When trimming, don’t use too fine the stain/sealer or a grit sandpaper won’t soak in readily. Follow the following tips:

  • For your handrail, use no greater than a 100 grit sandpaper;
  • For your deck surface itself, utilize a 60-80 grit sandpaper;
  • Utilize a random orbital sander using a 5″ mat

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