Is it better to stain or seal a deck?

Although a wood stain is more expensive than a sealer, it can last up to 5 times longer and looks more professional. So you certainly get your money's worth. Here at DeckMaster™, we recommend using wood stains for your deck and fence maintenance.

Should I stain my deck or just seal it?

Staining a new deck will provide a more uniform color or tone to the wood, while sealing will help maintain the natural color. However, wood that is sealed will still fade over time but will continue to show the natural wood grain.

What is the best way to protect a wood deck?

The best preventative measure you can take to protect your wooden deck is to use wood sealant. Clear wood sealants are a great way to maintain the natural beauty and wood grain while still preventing damage from rot, mold, and other weathering.

Do I need to seal my deck after staining?

Most of the time, stains also contain a protective sealant. It's a good idea, though, to re-seal your deck (or check that it needs to be re-sealed) once a year. Water-based stains can adhere to water or oil-based coatings already present on the wooden surface. Water-based stains can be cleaned up with water.

What is the difference between deck stain and sealer?

A deck stain has the same water-resistant qualities that a deck sealer does. A deck stain, however, has added pigment or tone, which gives the stain some color. The opacity of the stain can vary from solid to semi-transparent but it will still have added color even if it is partially transparent.

When to Seal or Stain a New Wood Deck

Is Thompson's water seal better than stain?

The advantage of this, they say, is the sealer provides additional protection against water and weather damage, while the stain helps reduce fading from UV rays. Sealers should last at least a year, with some lasting up to three years.

What happens if you don't seal your deck?

It is highly unlikely that the deck will rot, splinter or decay if you choose not to have it finished and you can always choose to stain and protect the deck at a later date. If you choose to revitalize the natural color of the wood, we recommend our two-step maintenance clean.

What happens if you don't seal stained wood?

What happens if you don't seal stained wood? If you leave stained wood without a sealer on top, it will gradually lose its moisture content and dry out. Over time, the wood may look dull and lifeless as the stain wears out due to the lack of wood sealing and protection.

Can you put wood sealer over stain?

Most stains should be sealed to prevent bleeding. After smoothing the stained wood, apply a sealer coat of thinned shellac, sanding sealer, or other appropriate sealer. Do not use shellac with NGR or water-base stains. If you plan to finish the piece with polyurethane, make sure the sealer is compatible.

What is the difference between sealer and stain?

DON'T confuse paint, stain, and sealant.

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.

Should you seal a 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.

Do I need to sand deck before sealing?

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.

Can you stain over Thompson's water seal?

Yes! You can apply an oil-based sealer over a water-based finish, but the underlying coat must be dry before coating over it. For instance, to coat over water-based stain with an oil-based sealer or paint, allow the water-based sub-coat to dry for a minimum of 24 hours before applying the oil-based topcoat.

Can you stain over sealer?

Once you've chosen a sealant strength, apply it to the end grain before you stain. Sand off any sealer that gets on the face of the board before you stain.

Is stain enough to protect wood?

Stains don't protect wood. Stains color wood. Aside from some stains that come with a polyurethane blend, or say, colored danish oil, you will need to apply a topcoat over your stain to protect the wood from UV damage, scratches, spills, etc.

Does sealer darken wood?

It is worth noting that a sealer will still darken a wooden surface very slightly, but it won't make much of a difference. Definitely, if you want to protect the wood from rotting and moisture rather than give it a color then getting the best wood sealer would be a good decision.

Should you seal both sides of wood?

It's a widespread myth among woodworkers and finishers that to prevent warping it's necessary to balance moisture-vapor exchange by finishing both sides of wood. In fact, finishing the undersides of tabletops or the insides of cabinets or chests has only limited impact on reducing the likelihood of future problems.

What is the best wood sealer on the market?

Should you seal your deck?

When Should I Reseal My Deck? You should reapply wood sealer at least every three years. In many cases, you need to seal a wood deck once a year. The more foot traffic and sun exposure your deck gets, the more often you need to apply deck sealant.

Does staining wood make it waterproof?

There are two basic product categories for waterproofing: stains and sealants. Stains are used on wood to enhance color and make them weather resistant. Sealants protect concrete and wood from moisture but do not stop water movement through the concrete from the outside. For masonry, the sealants are the go-to product.

How long after staining can you seal?

Considering that most commonly used stains take between 12 to 24 hours to dry and cure completely, it's good practice to wait a full 24 hours before applying polyurethane sealer to your workpiece after your stain has been applied.

What is the average lifespan of a deck?

Traditional wood deck: Typically 10 to 15 years. Capped composite: Industry experts agree these boards can last 25 to 30+ years. Capped polymer (the best of the best): Because of its superior material composition, capped polymer boards can last much longer, potentially 50 years or more.

Will pressure washing remove deck stain?

Pressure washing is a quick way to remove a deck finish, but it requires some care so as not to damage the deck. A pressure setting of 1500 psi should be strong enough to clean away deck stain.

Can you leave your deck unstained?

It may be many years before an untreated deck becomes completely unusable. However, a deck that is properly sealed and maintained with a yearly maintenance program consistently outlive a deck that is left to its own devices by a significant margin.