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How To Pressure Wash A Deck Before Staining

Should you pressure wash a deck before staining?

There is a common misconception that just pressure washing a deck prior to staining is all you need to do in order to prep your deck for stain. Pressure washing can help, but if you want your stain to last, using a good deck cleaner and brightener on the deck prior to pressure washing will provide you the best result.

How long after pressure washing deck Can you stain?

After a deck has been power washed it will have some retained moisture within the wood. It’s important to let the wood dry thoroughly so none of the water that soaked into the wood gets trapped under the stain. In perfect drying conditions, 48 hours is enough for the wood to get to where it needs to be before staining.

Can you pressure wash and stain a deck in the same day?

DPI Pressure Washing recommends you wait 72 hours following cleaning to stain your deck. Always inspect the wood before staining it. If you see moisture or some swellings still apparent in the fibers, wait another day or two. Remember that staining a wet deck will result in an uneven finish at best.

What do you put on deck before pressure washing?

Applying the Cleaner Apply a wood cleaner formulated for pressure washers using a low-pressure soap nozzle. Apply the detergent from bottom to top. Use a utility brush to scrub the solution in tight corners and between deck balusters. Apply the cleaning solution, covering the width of a few boards with each pass.

How do I prepare my deck for staining?

How-To Prepare a Deck for Staining Thoroughly sweep the deck to remove all leaves and other debris. Liberally apply cleaner using a roller or pump sprayer (wear protective equipment to avoid contact with skin and eyes). After 15 minutes, work the cleaner into the surface using a stiff synthetic-bristle brush.

Why you shouldn’t powerwash your deck?

Wood decks are especially vulnerable to power washing, because the pressure exerted by the power washer can lead to splintering. If there is any area on the deck where the wood is already beginning to split apart, power washing it will exacerbate the problem and cause the split area to expand.

How many dry days do you need to stain a deck?

You will want to set aside a minimum of two days, including drying time. If your deck needs to be power washed, or if the boards on the deck need replacing, you may want to set aside another extra couple of days. Be sure to have all of your supplies ready well ahead of time.

Is it necessary to sand a deck before staining?

Once dry, these wood fibers can remain raised and may cause splinters. For this reason, light but thoroughly sanding your wood deck is a necessary step before staining or sealing. This crucial step will ensure that your refinishing job gives great results.

Do you have to stain a deck after power washing?

As a general rule, you should wait at least 24 hours to stain a deck after power washing. You want the deck to be completely dry before you put any sort or coating on top. Waiting 24 hours makes sure that your deck is completely dry, but really, once it’s dry, you’re ready to stain.

Is it better to sand or power wash a deck?

DO sand your deck before sealing. At that point, lightly sand the surface to remove splintery or fuzzy patches caused by pressure-washing the deck. A pole sander with 80-grit sandpaper will suffice; a power sander is overkill. Then seal the deck to protect from cracking, cupping, and warping.

What PSI is needed to power wash a deck?

For cleaning a wooden deck, you’ll be best served by using the lowest pressure setting that’s still effective. For soft woods like cedar or pine, this is usually about 500 to 600 psi. For harder woods, it can go up to 1200 to 1500 psi. Choose the right tip to use as well.

How long should pressure treated wood dry before staining?

If you buy ordinary pressure-treated lumber from a home center, however, you’ll have to wait anywhere from two to three days for the wood to dry sufficiently before you can apply a water-based semitransparent protective stain.

Should I use soap to pressure wash deck?

Study How to Pressure Wash a Deck and Begin the Process Most pressure washers come with a soap dispenser mode, so fill it up with a cleaner that will work for your wood. Switch to soap-only mode, and begin to cover any areas with grime. Then, you should use a synthetic scrubbing brush to massage the sprayed areas.

How do you clean pressure treated wood before staining?

Wash the Wood Allow it to dry before staining. Wash the pressure-treated wood with a deck cleaner, scrubbing the wood surface with a brush while wet. Use a pressure washer if the wood has tough stains. Allow the wet cleaner to soak into the wood for about 10 minutes or to manufacturer’s directions.

Do you sand or power wash deck first?

Splintered, cracking, or just plain rough wood should be sanded first, then pressure washed to open the wood’s pores and allow penetration of the stain. Deeply grooved wood that has mold, moss and other growing things filling the cracks will need treatment with a deck and siding cleaner.

How do you clean a newly stained deck?

Soap and Water Mix one cup of liquid dish soap or laundry detergent in a bucket of warm water. Pour the mixture onto the stained decking, and allow it to soak into the wood for about 15 minutes. Then use a stiff-bristle nylon brush to scrub the stains from the surface. Rinse with clean water and repeat, if necessary.