Looking to protect that amazing DIY project you’ve been working on?

Wood sealer is a protective coating that provides a shield against harsh outdoor elements and prevents wood damage caused by moisture, wood rot, mildew, and pests. Whether it's a bench, patio furniture, or something else entirely - ensuring your wood pieces stay strong and look their best should be at the top of your list. And with our selection of top 7 outdoor wood sealer picks reviewed below, you can make sure your hard work stays protected for years to come.

With these sealers in place, you won't have to worry about damage from extreme weather conditions or more general wear and tear – giving you peace of mind when it comes to preserving precious DIY projects. Perhaps most importantly though - it's perfect for making sure all that effort doesn't go to waste!

How These Products Make Our List

If you're planning a woodworking project, deciding on the right type of outdoor wood sealer can be a challenge. There are hundreds of options out there, and it's hard to know which one is really going to get the job done.

You don't want to waste your time and money by using the wrong outdoor wood sealer - that could end in a huge headache. Plus, once you start applying the sealer, it's nearly impossible to undo it!

We've gone through dozens of wood sealers to find the 7 best ones that are easy to use, cost-effective, and deliver great results every time.

Best Wood Sealer That Has Multiple Uses

Godora Wood Sealer 

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Why We Picked It

Godora wood sealer has become a favorite among DIY enthusiasts and woodworkers due to its multiple uses. This versatile sealer can be used on almost any surface that allows oil to penetrate, making it the go-to choice for anyone looking for an all-in-one solution to protect and enhance their wooden shells.

Instead of buying separate products for each surface, you can use this one product on everything from wooden furniture to concrete floors. This simplifies your maintenance routine and helps you save money in the long run by reducing your need to buy different products for each application.

What You Must Know

Godora wood sealer offers a 100% money-back guarantee. This guarantee serves as an assurance to customers that they are investing in a product that delivers on its promises.  It gives customers peace of mind knowing that if for any reason they are not satisfied with their purchase, they can get their money back.

It shows the confidence that Godora has in its product's ability to deliver exceptional results. This type of guarantee also ensures customer satisfaction and promotes loyalty towards the brand.

Best User-friendly Wood Sealer

Oaiegsd Wood Sealer

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Why We Picked It

The Oaiegsd waterproof wood sealer is a user-friendly product and unlike other sealers that require extensive preparation before use, applying this wood sealer is as simple as following two or three steps.

The user-friendly feature of this wood sealer makes it perfect for DIY enthusiasts who want to protect or seal outdoor wood furniture or fixtures without needing any special skills or tools. With just a few simple steps, you can apply this wood sealer to your bare or unfinished surfaces without any hassle.

What You Must Know

Oaiegsd waterproof wood sealer comes with a wooden brush that is specifically designed for the application of wood sealer. The wooden brush provides excellent coverage and allows for even distribution of the sealer on the surface of the wood. Its bristles are soft enough to prevent damage to delicate surfaces, yet firm enough to penetrate deep into the pores of the wood for maximum protection against moisture and other environmental factors.

This ensures that every inch of your wooden surface is properly covered and protected from water damage, rotting, or warping. Using a wooden brush makes it easier to apply multiple coats without streaking or smudging.

Best Waterproof Wood Sealer

Seal-Once Marine Premium Wood Sealer 

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Why We Picked It

Seal-Once marine premium wood sealer's waterproof feature ensures that wood surfaces are protected from water damage, which can be detrimental to the structural integrity of wood over time.

This wood sealer creates a barrier between the wood and water, thus preventing water from penetrating or seeping into the surface. The waterproof feature in this wood sealer is particularly useful for outdoor furniture and structures such as decks, patios, and fences.

These items are often exposed to harsh weather conditions such as rain, snow, and humidity that can cause warping, cracking, or rotting of wood surfaces if left unprotected. With the use of this sealer, wooden items will remain in good condition even with constant exposure to moisture.

What You Must Know

Seal-Once Marine premium wood sealer is designed to protect your wooden surfaces from harsh weather conditions and saltwater.

Unlike other wood sealers that require special solvents or chemicals for cleaning up after use, this sealer can be easily cleaned up with just soap and water. This makes it a convenient option for homeowners who want to maintain their wooden surfaces without spending too much time on maintenance tasks.

Best Food-Grade Wood Sealer for Indoor and Outdoor

Garifon Wood Sealer 

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Why We Picked It

Garifon wood sealer guarantees safety and protection for both indoor and outdoor wooden surfaces. The use of food-grade materials in this product ensures that it is safe for use around humans and animals alike.

This makes it safe to use on surfaces where there's a possibility of contact with food items or beverages such as kitchen countertops, bars, or restaurant tables. Using a food-grade sealant on wooden surfaces can help prevent bacteria buildup which can lead to health hazards.

What You Must Know

Garifon wood sealer for indoor and outdoor offers wide application benefits. This wood sealer has been designed to provide an effective sealant for both indoor and outdoor wood surfaces, making it ideal for use in various settings. The tung oil used in this sealer makes it suitable for food contact surfaces, which means that you can safely use it on cutting boards or kitchen counters with no worries.

The wide application of this wood sealer allows you to protect your wooden furniture from water damage, stains, and scratches. It's perfect for doors, wooden floors, decks, and even concrete surfaces. With its excellent ability to penetrate deep into the wood pores effectively sealing them from within, this sealer helps prevent moisture from penetrating the wood surface.

Best Wood Sealer That Offers Incredible Protection

Deck Armor Wood Sealer 

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Why We Picked It

Deck armor wood sealer is a highly effective product that offers incredible protection to your wooden fixtures. Whether it's outdoor furniture, decking, or any other exterior wooden surface, the incredible protection feature of this sealer ensures that your wood stays in top condition for longer periods.

This sealer is particularly essential for people who live in areas with extreme weather conditions such as heavy rain and snow. The incredible protection feature forms an impermeable barrier over the wood surface, preventing moisture from penetrating deep into the wood fibers and causing rotting or warping.

This sealer also offers UV resistance which prevents fading and discoloration caused by prolonged exposure to sunlight.

What You Must Know

Deck armor wood sealer is a vital tool for homeowners who want to protect their decks from the harsh elements of nature. There are no toxic fumes or chemicals released into the air during the application, making this wood sealer an excellent choice for those with respiratory issues or allergies.

The non-hazardous solvents in this wood sealer make it safe to use around children and pets. Unlike other wood sealers that contain harmful chemicals, this product provides peace of mind for homeowners who have young children or furry friends running around their decks.

Best Wood Sealer That Permeates Effectively

Hope's Waterproof Natural Wood Sealer 

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Why We Picked It

Hope's waterproof natural wood sealer comes with its unique permeates effectively feature, it offers superior protection that lasts. Unlike other finishes that merely form a film on the surface of the wood, Hope's sealer ensures comprehensive protection from within.

The wood is fortified from within by strengthening its natural structure, making it more durable and resistant to wear and tear. The sealer becomes part of the wood fiber structure rather than being a separate layer on top, there is no need for future maintenance or reapplication.

What You Must Know

Hope's waterproof natural wood sealer is made with 100% pure tung oil, one of the most effective natural oils for wood protection. Tung oil has been used for centuries as a natural finish for woodwork and indoor & outdoor wood furniture due to its durability.

Tung oil seeps into the fibers of the wood, strengthening it from within. It does not get yellow over time like some other oils do, which makes it an ideal choice for light-colored woods.

Best Wood Sealer That Keeps Food & Plants Safe

Garden Box Wood Sealer 

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Why We Picked It

Garden box wood sealer provides an added layer of protection against harmful chemicals and toxins. This feature ensures that the wood sealer does not contain any harmful substances that could potentially harm plants or contaminate food.

It is perfect for those who want to grow their own fruits, vegetables, and herbs without worrying about the safety of their plants or the quality of their produce. With this wood sealer, you can be sure that your plants are protected from insects, fungi, and other pests that may damage them.

What You Must Know

The most important feature of a Garden box wood sealer is its ability to prevent cracking and splitting in the boards. No more cracked boards feature in wood sealed ensures that your wood keeps looking great year after year.

The "no more cracked boards" is achieved through the use of advanced polymer technology that helps to reinforce the structure of wooden boards and prevent them from becoming brittle over time. This means that even with continued exposure to harsh weather conditions or fluctuations in temperature, your wooden creations will remain strong and durable for years to come.


Outdoor wood surfaces are constantly exposed to the elements and can become damaged over time if they are not properly protected. This is where outdoor wood sealers come in, but many people have questions about how to choose and use them effectively.

Without the proper knowledge, it can be difficult to know which type of sealer to use, how to apply it correctly, and how often to reapply it. This can lead to an ineffective sealing job that leaves your outdoor wood surfaces vulnerable to damage.

To help address these concerns, we've compiled a list of frequently asked questions (FAQs) about outdoor wood sealers and their use. These include questions about the different types of sealers available, how to prepare the wood surface for sealing, and how often to reapply the sealer. By familiarizing yourself with these FAQs and their solutions, you can make an informed decision about which type of sealer to use and ensure that your outdoor wood surfaces are properly protected against the elements.

What is the best sealer for outdoor wood?

The best wood sealer is the one that provides excellent protection against moisture and weathering, safeguarding the wood from rot, warping, and cracking.

The sealer should have UV-resistant properties to prevent fading and discoloration caused by prolonged sun exposure. It should also offer a durable and long-lasting finish, ensuring the wood remains protected for an extended period.

How do you seal outdoor wood?

The process of sealing outdoor wood involves several steps. Firstly, it is important to ensure that the wood surface is clean and free from dirt and debris. This can be achieved by lightly sanding the wood down with fine-grain sandpaper or using a power washer on low pressure.

Next, apply an exterior-grade stain or sealer to the wood using a paintbrush or roller. Once applied, allow it to dry for several hours before applying a second coat if desired. When finished, you should have a protective coating that helps protect your outdoor wood surfaces from the elements.

Is wood sealer better than varnish?

When it comes to protecting outdoor wood surfaces, sealers are considered to be better than varnish. This is because they penetrate further into the wood and provide a stronger layer of protection against moisture and weathering. Varnish, on the other hand, typically forms more of a film on top of the wood's surface that can easily be worn away over time.

Does sealer make wood waterproof?

No, sealers do not make wood waterproof. They are designed to protect the wood from moisture and weathering, but they will not make it completely impervious to water. If you need a truly waterproof solution for your outdoor wood surfaces, it is best to look into specialized waterproofing products.

How do you protect the wood from sun and rain?

The most effective way to protect outdoor wood surfaces from both sun and rain is to apply an exterior-grade sealer or exterior penetrating wood stain. This will help protect the wood from moisture and harsh UV rays that can cause discoloration and fading.

What is the purpose of wood sealer?

The purpose of the wood sealer is to provide a protective layer over the wood's surface that helps protect it against moisture, weathering that causes weathered wood, and UV radiation. A good quality sealer will penetrate into the wood grain, forming an invisible barrier that guards against warping, cracking, and rot.

It also helps preserve the natural beauty of the wood by preventing fading and discoloration. In addition, sealers can also enhance the wood's natural color, adding a glossy shine to the surface that really makes it stand out.

What is the difference between wood finish and sealer?

Wood finish is a clear coating that protects and enhances the wood's natural surface, while the sealer is designed to penetrate into the wood grain, creating an invisible barrier to protect against moisture, weathering, and UV radiation.

Finishes are typically applied after a sealer has been used, forming a protective layer on top of the sealed wood that adds shine and durability.

How long does the wood sealer last?

The longevity of wood sealer will depend on the type, quality, and application method used. A quality sealer should last between 2-5 years before needing to be reapplied. Proper maintenance is also important to ensure that your outdoor wood surfaces are properly protected against the elements.

Can wood be permanently sealed?

Yes, wood can be permanently sealed with a quality sealer. The key is to ensure that it is applied correctly and allowed to cure completely before being exposed to the elements. This will help protect your outdoor wood surfaces from moisture, weathering, and UV radiation for years to come.

What is the best natural way to protect wood?

The best natural way to protect wood is to apply a sealer or stain made from natural ingredients. There are many products available that use waxes, oils, and other plant-based materials to create a protective barrier on the wood's surface. These will help keep moisture out and prevent fading and discoloration caused by UV radiation.

It is important to keep the wood clean and free from dirt, dust, and debris. Regular waxing or oiling of the wood will help prevent drying and cracking as well.

What is the difference between wood primer and sealer?

Wood primer is typically used to prepare unfinished wood surfaces for painting. It helps promote adhesion between the substrate and paint while providing an extra layer of protection against moisture, weathering, and UV radiation.

Sealer, on the other hand, does not require a primer and is designed to penetrate into the wood grain creating invisible barriers that protect the wood from moisture, weathering, and UV radiation. 

Sealers are typically applied directly to the wood and can be used in both indoor and outdoor applications. The finish of a sealer is usually matte or satin rather than glossy like that of a primer.

Does wood sealer peel?

Yes, wood sealer can peel if not applied correctly or if the surface wasn't properly prepared prior to application. It is important to ensure that the wood's surface is clean, dry, and free from dirt, dust, and debris before applying a sealer.

Does the sealer change the wood color?

Sealer does not typically change the wood's color, however, it can enhance its natural hue by adding a glossy finish. Some sealers may also deepen the color of certain woods depending on the ingredients used in their formulation. 

It is always best to test a small area of the wood before applying a sealer to ensure that you are happy with the results.

Does oil protect the wood from the sun?

Yes, oil-based sealers and stains can help protect the wood from the damaging effects of UV radiation. These products form an invisible barrier on the wood's surface that prevents fading and discoloration caused by exposure to sunlight. It is important to reapply the sealer or stain every few years to ensure continued protection.

Summing It Up

When it comes to ensuring that the wood structures outdoors are protected in the best way possible, one must be well informed as to what options they have. Even better is when you can take expert advice on the matter and make an informed decision. As we went through some of the best outdoor wood sealers out there, we realize something crucial: take your time with materials and methods so nothing goes unnoticed.

All this said, what matters eventually is which wood sealant fulfills your needs neatly and works perfectly for your goals. Therefore, make sure you read attentive reviews before committing to a purchase; that is how you get your money's worth!