Knowledge Builders

when should i seal my new wood deck

by Prof. Reggie Rosenbaum IV Published 3 years ago Updated 2 years ago
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30 days

How can you permanently seal a wood deck?

Steps Download Article

  1. Test the water resistance of your deck by spraying some water from a hose onto its surface. ...
  2. Choose a deck sealer appropriate for your type of wood. Most sealers will work for any wood.
  3. Spray down the deck with water so that its entire surface is wet.

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When to stain a new wood deck?

Video Transcription:

  1. PREP - Wait 4-8 weeks after new deck is built. Sweep away any leaves or other debris.
  2. WATER DROP TEST - Deck is ready when droplets are absorbed.
  3. STAIN - Apply even coat with wood grain. Work in with brush. Wait 4 hours between coats. Wait 24-48 hours before enjoying. ...

How do you stain a new wooden deck?

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  • Try a simple test to see if your deck repels water or needs staining. ...
  • Learning how to stain a deck begins with scheduling. ...
  • Match the stain to your deck’s type of wood.
  • If your deck has been previously stained, note that oil-based stain can go over water-based stain, but water-based stain cannot go over oil-based stain. ...

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How long can I wait to stain new deck?

There are many questions as to when a newly installed deck should be stained. Some stain manufacturers suggest you should wait 3-12 months to let the wood dry while others say to stain the deck right away. The answer can be both just as long as you prep the new wood properly for an application of the stain.

When is wood ready to seal?

How long does it take for wood to dry before staining?

How long does it take for wood to dry?

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What time of year should you seal your deck?

The ideal outside temperatures for deck sealing are between 50 and 90 degrees. Usually, late summer and early fall are the best times for deck restoration and sealing.

When Should I seal my wood deck?

The wood on a new deck needs to dry thoroughly before sealing or staining. If the wood came still wet with preservative, allow it to dry about 30 days before applying stain or sealer.

How long should you wait to seal new pressure treated wood?

The longest you should ever wait before treating new pressure treated wood is 30 days. (This is because sometimes the lumber can still be damp from the pressure treating process). Otherwise, the wood will begin to fade and sustain damage – and this can happen quicker than you would think.

How long should you wait to seal a pressure treated deck?

A newly built deck that uses pressurized wood will need time to dry completely before a sealer can be applied. The chemicals used to treat the wood leave moisture behind, and depending on the climate, it can take anywhere from a few weeks to a few months until it's dry enough to seal.

Is it better to stain or seal a deck?

Sealing a deck is best for cedar, teak, mahogany, or other quality woods as it enhances the wood grain and natural color. What is this? Staining a deck protects the wood from mold, mildew, moisture, and rot, and UV rays and sun damage.

Should you treat a new deck?

Brand new decking needs to left alone to weather naturally so that all the pre-treatment has eroded, ready to be oiled. We recommend you wait around six months for it to be fully eroded. Once you've waited for the coating to erode, treat your new decking as normal with oil or stain.

Should I seal my new pressure-treated deck?

Although treated wood is protected against decay and termite attack, the application of a water-repellent sealer to all exposed wood surfaces is recommended upon completion of construction. This sealer will help control surface checking (splitting or cracking) and provide an attractive appearance.

What is the best wood sealer for decks?

BEST OVERALL: Seal-Once Marine Premium Wood Sealer.BEST BANG FOR THE BUCK: Rust-Oleum Varathane Ultimate Spar Urethane Oil Based.PRESSURE-TREATED WOOD PICK: Thompson's WaterSeal Transparent Wood Sealer.BEST FOR WATERPROOFING: Thompson's WaterSeal Clear Wood Sealer.BEST WITH UV PROTECTION: Defy Composite Deck Sealer.More items...•

Is it better to stain or seal pressure-treated wood?

Pressure-Treated Wood Needs Protection Applying stain to pressure-treated wood offers an additional level of protection that homeowners don't want to be without. Stain offers another layer of much-needed protection from insects and decay, as well as from mold and mildew.

Can you seal pressure-treated wood right away?

Sealers may be applied to pressure-treated wood as soon as the surface no longer looks wet. The sealer offers a degree of water repellency and color to outdoor wood without forming a thick coating on the surface. It will also allow any remaining moisture to slowly leave wood after the coating has been applied.

How do I stain my new deck for the first time?

PREP - Wait 4-8 weeks after new deck is built. Sweep away any leaves or other debris.WATER DROP TEST - Deck is ready when droplets are absorbed.STAIN - Apply even coat with wood grain. Work in with brush. Wait 4 hours between coats. Wait 24-48 hours before enjoying.

How much does it cost to seal a deck?

Sealing a deck costs $910 or typically between $551 and $1,295. You'll pay $0.75 to $4 per square foot for both materials and labor. Labor alone makes up 50% to 75% of the total price. Cost factors include regional worker rates, complexity, size, prep needs, and accessibility.

How long will a deck last without stain?

After 6 months, the wood will start to lose its color and will begin to fade. Ultimately it will fade to grey or silver.

Do you seal a deck after staining?

To protect your deck from both moisture and sun damage, you need to first stain it, then follow that with a clear sealant.

What temperature should you stain a new deck?

between 50 and 80 degrees.The ideal temperature range for application is between 50 and 80 degrees. And, it is important to choose a day when no rain is expected for 24 hours.

What happens if you stain pressure-treated wood too soon?

If you stain pressure-treated wood too soon, the stain will be unable to fully penetrate the wood, and you will not get the protective benefits of the stain. What is the best stain for pressure-treated wood? An oil-based stain is the best for pressure-treated wood.

When to Stain a New Deck: How Long Should You Wait? 5/5 (48)

This post was updated on May 3, 2022 . Every spring, we get hundreds of questions about when to stain a new deck, wood fence, or exterior of a wood home.

Staining a New Deck Tips for 2022 | Best Deck Stain Reviews Ratings

This post was updated on January 19, 2022 . Staining a New Deck Tips. See here for a more in-depth article on staining new wood.This article is the top-rated and indexed article on staining new wood decks.

How long does it take to seal a mahogany deck?

If you are looking to preserve the beautiful rich grain of, say, a mahogany or cedar decking, we recommend sealing the deck with a translucent penetrating stain within 1-2 weeks of construction. This will ensure minimal or no UV damage and give your deck that natural look.

How do UV rays affect wood decking?

UV rays affect wood decking immediately by breaking down the lignin, a naturally occurring glue that holds wood fibers together. Our professionals at Seal-A-Deck understand the evolving industries involved in bringing to life the deck you’ve always wanted.

What is old growth lumber?

Old-growth trees are overly saturated with resins and natural oils. The use of such lumber for decking meant that decks were protected longer from UV damage than they are from the lumber used today. These days, lumber is harvested from tree farms and younger growth trees.

Does opaque deck stain peel?

It is less susceptible to peeling than paint but more susceptible to peeling than translucent sealers, which will never peel.

How long does it take for wood to dry before sealing?

Allow to dry for 24 hours, then sand the surface with between a 60 to 150 grit sandpaper or sanding disk. Use a powered sanding tool to remove the top layer of wood, which could act as a barrier to the sealant.

How long does it take for a deck to soak up sealant?

If you’ve just put in a new deck, you’re no doubt itching to finish the job by sealing it. But preservatives in the wood often require about 30 days’ dwell time before the deck can soak up the sealant. After a 30-day period, pour some water on your deck. If it beads up, the wood is still too wet to seal, but if the water is absorbed, ...

What is the best way to protect a deck from moisture?

Photo: istockphoto.com. Sealant, stain, and paint can all be applied to a deck for different degrees of protection. Sealants are primarily used to protect against moisture damage. They contain waterproof or water repellant properties and have a thicker viscosity than stains.

How long does it take to stain a deck?

In lieu of that, you can apply a simple stain to the deck and, after 48 hours, apply sealant for a similar level of protection. Advertisement. Photo: istockphoto.com.

What temperature should sealant be in the morning?

Aim for a pleasant, not-too-windy day between 50 and 90 degrees Fahrenheit. Get to work in the morning, as the hot sun of a summer afternoon can cause sealant to evaporate quickly, preventing adequate absorption. Photo: istockphoto.com.

Can you seal wood if it beads up?

If it beads up, the wood is still too wet to seal, but if the water is absorbed, it’s ready to seal. Be sure to apply sealant as soon as the wood is ready; leaving the deck exposed any longer increases the likelihood of both ultraviolet (UV) and moisture damage.

Do sealants have UV protection?

Unlike stains, sealants lack pigmentation and generally provide less UV protection than stains. Stains always include pigmentation, which adds color to the deck and helps protect against UV damage. Even the best deck stains generally offer only moderate moisture protection.

How long should I wait to stain a new deck?

It is important to wait for the wood to dry before sealing a new deck, but at the same time, you don’t want to wait too long. Drying can take several months.

How long does it take for pressure treated wood to dry?

New pressure-treated wood needs to dry after construction before it can be stained or sealed. This process can take many months depending on your deck’s sun exposure and the weather patterns after construction is complete.

Is pressure treated wood porous?

Pressure-treated wood is a porous material. Without stain, any type of paint or sealant, rainwater, dew or snow can easily penetrate the decking. The wood will then swell until it dries when it will shrink again.

Can you stain a pressure treated deck yourself?

It is important to protect your investment with proper care and the first step in keeping your deck structurally sound and great looking is proper staining or sealing. You can always choose to stain or seal your pressure-treated deck yourself, or you can hire a professional to do it.

How long does sealer last on a deck?

Sealer does not last as long as stain either, because it only stays on the surface of the wood. Therefore it deteriorates faster. This makes the reapplication of most sealers necessary after only 1 year. On the other hand, applying a sealer is about the easiest deck maintenance task you could do.

What is the Best Time to Stain My New Deck?

Spring or fall are the best times to stain your deck. You want to avoid the temperature extremes that summer and winter offer, even if you live in a moderate climate.

Why Stain a New Deck?

Staining a new deck is critical to its longevity and protecting your investment. While you’ve most likely used treated lumber or cedar, which is guaranteed to stand up to the elements, no lumber lasts forever. However, you can make it last for a long time with regular staining.

When is My New Deck Dry Enough to Stain?

It is possible to stain your deck too soon. Pressure-treated lumber comes with more initial moisture than cedar because the treating process involves lots of moisture.

How Do You Prepare a New Deck for Staining?

The key to proper preparation is opening the pores of the wood so it will accept the maximum amount of stain.

Why do you need to stain a deck?

Stain protects the surface of the wood through penetration. When you stain a deck, it is absorbed into the upper layers of the wood, providing a weatherproof barrier between moisture and UV rays and the interior of the wood. If you don’t stain your new deck, it will weather into a gray, rustic look.

Why do people stain cedar?

An oil-based, semi-transparent stain is best because it maintains the natural look of the cedar while protecting it from moisture.

How long does it take for a deck to dry before sealing?

The chemicals used to treat the wood leave moisture behind, and depending on the climate, it can take anywhere from a few weeks to a few months until it’s dry enough to seal.

How do I change the color of a wood deck?

Choose the right sealant. If you want to show off the wood’s natural color, use a clear or semi-transparent oil-based sealant . If you want to change the color of your deck, you can use a combination stain and sealant. However, you shouldn’t attempt to seal pressure-treated wood that’s already been stained.

What is Pressure Treated Lumber?

Pressure-treated lumber has been treated with chemical preservatives to help prevent rot and insect damage. Certain chemicals, such as the water-repellent CA-C (copper azole type C), also makes the wood suitable for ground contact, even in marine environments.

What is the best deck finish for pressure treated decks?

For pressure treated decks, we recommend Spa N Deck from Flood or Wood RX. The 100% acrylic finish formula can be applied in just one day, and the end result enhances the wood’s natural beauty while providing extra durability. You can find Spa N Deck at your nearest Decks & Docks location.

Why do deck boards swell?

On a deck that’s going to be directly exposed to rain, water can seep into the boards and cause them to swell. As they dry in the sun, they’ll shrink. Over time, this constant cycle of swelling and shrinking will cause your deck to become cracked, splintered, and warped.

How long does it take for PT lumber to dry?

Most deck sealers for PT lumber require 24 to 48 hours of drying time, so make sure there’s no rain in the forecast.

How to infuse preservatives into wood?

To infuse these preservatives, the wood is immersed and placed in a pressure chamber. The pressure forces the chemicals deep into the wood fibers, making them much more effective than if they were simply coated on the outside.

Staining a New Deck for the First Time

Every Spring we get many 100’s if not 1000s of questions about when to stain a new deck, wood fence, or exterior wood home. Outside of our Deck Product Reviews and our Best Deck Stain articles, this is the second most popular question on DeckStainHelp.com.

Tips on How Long to Wait to Stain A New Deck

These new deck staining tips are relevant and will work for all exterior, new smooth wood, such as decks, cedar framed homes, log cabins, wood fences, and other wood structures.

The 3 Best Deck Stains For New Decks

Used for new wood and decks such as Pressure Treated Pine, Cedar, Fir, IPE, and other Exotic Hardwoods. Months to Weather New Wood: 2-3 Months for Transparent and Semi-Transparent colors.

New Deck Staining Questions

If you have any questions about this article on How Long Should you Wait to Stain a New Deck, please ask below.

When is wood ready to seal?

If the water is absorbed into the wood easily, it’s ready to seal or stain.

How long does it take for wood to dry before staining?

The wood on a new deck needs to dry thoroughly before sealing or staining. If the wood came still wet with preservative, allow it to dry about 30 days before applying stain or sealer. Pour a little water on the wood. If the water beads up, it’s still too wet to finish.

How long does it take for wood to dry?

The short answer is around 30 days, but there’s a number of factors to consider, including the weather, and how long the wood sat in the lumber yard or home center. The best way to know for sure is to test the wood.

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