Best Deck Sealer | Expert's Recommendations

Truly finding the deck sealer is only effective if you can get your hands on some options, which is exactly what we did.

After researching many products, we shaved the list down to the top 10 options today by researching design, capability, durability, features, price, and overall build quality.

We researched hours on these products and compared them to one another to see which one is the best for every need. Read this deck sealer article with an extensive buying guide if you're interested in buying or learning about these deck sealer.

# Preview Product Score
1 Seal-Once Marine Premium Wood Sealer - Waterproof Sealant - Wood Stain and Sealer in One - 1 Gallon & Clear

Seal-Once Marine Premium Wood Sealer - Waterproof Sealant - Wood Stain and Sealer in One - 1 Gallon...

9.3
2 Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Stain and Sealer for Wood

Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Stain and Sealer for Wood

9.4
3 Seal-Once Nano+Poly Penetrating Wood Sealer with Polyurethane - Premium Waterproof Sealant -1 Gallon & Clear

Seal-Once Nano+Poly Penetrating Wood Sealer with Polyurethane - Premium Waterproof Sealant -1 Gallon...

9.4
4 DEFY Crystal Clear Composite Deck Waterproofing Sealer, 1 Gallon

DEFY Crystal Clear Composite Deck Waterproofing Sealer, 1 Gallon

9.5
5 Thompsons Water Seal 24101 Clear Multi-Surface Waterproofer, 1-Gallon

Thompsons Water Seal 24101 Clear Multi-Surface Waterproofer, 1-Gallon

9.5
6 Olympic Stain Smartguard Concentrated Multi-Surface Sealant, Clear, 15oz

Olympic Stain Smartguard Concentrated Multi-Surface Sealant, Clear, 15oz

9.4
7 Rain Guard Water Sealers - Wood Sealer - Penetrating Water Repellent Protection for All Porous Wood Surfaces - Water-Based Silane/Siloxane Sealant - Clear Natural Finish - Concentrate Makes 2 Gal

Rain Guard Water Sealers - Wood Sealer - Penetrating Water Repellent Protection for All Porous Wood...

9.5
8 THOMPSONS WATERSEAL 21802 VOC Wood Protector, 1.2-Gallon, Clear

THOMPSONS WATERSEAL 21802 VOC Wood Protector, 1.2-Gallon, Clear

9.2
9 #1 Deck Premium Semi-Transparent Wood Stain for Decks, Fences, & Siding - 1 Gallon (Cedar)

#1 Deck Premium Semi-Transparent Wood Stain for Decks, Fences, & Siding - 1 Gallon (Cedar)

9.8
10 STORM SYSTEM Storm Protector Penetrating Sealer & Stain Protector - Deck Protector, Fence Protector, 1 Gallon, Black Walnut

STORM SYSTEM Storm Protector Penetrating Sealer & Stain Protector - Deck Protector, Fence Protector,...

9.4

List of best deck sealer  Reviews

Bestseller No. 1

Seal-Once Marine Premium Wood Sealer - Waterproof Sealant - Wood Stain and Sealer in One - 1 Gallon & Clear

  • MARINE SEALANT: Our liquid formula creates a UV-stable coating for protection against the elements, saltwater spray, and water damage. Marine is a great protector for outdoor furniture, thermally modified wood, and boat docks.
  • DECK STAIN: It's water-based, ultra-low VOC, great for enhancing the extended life of your flooring, siding, and porch. The paint forms a water-resistant shield around wood fibers at the cellular level to help preserve the natural color.
  • WATERPROOF WOOD SEALER: The wood used on boat docks, decks, and retaining walls near rivers, lakes, oceans, and ponds is subjected to constant moisture. We crafted a sealer, remove stain, and finish all in one, specifically for these installations.
  • WOOD SEALANT: Our fast-drying protector penetrates wood below the surface, coating the wood fibers at the cellular level, which creates a long-lasting, flexible, breathable barrier. It provides a no-fuss, easy clean-up with soap and water.
  • SEAL-ONCE: Our user-friendly wood sealers and stains are an effective way to protect your lumber or concrete against water damage. When you use Seal-Once, you have the satisfaction of knowing our products will not harm pets, plants, or people.
SaleBestseller No. 2

Ready Seal 512 5-Gallon Pail Natural Cedar Exterior Stain and Sealer for Wood

  • Requires no primer. Ready Seal is darkest when first applied. It reaches its true color in approximately 14 days. Do not apply Ready Seal over painted or newly stained surfaces. Sealed surfaces inhibit penetration.
  • May be applied using sprayer, roller or brush onto the woods surface.
  • Requires no back brushing and will nerver leave runs, laps, or streaks.
  • Requires no wet-line application, the product will blend itself and can be applied in any temperature range for proper application.
  • Requires no diluting or thinning prior to spray applications.
Bestseller No. 3

Seal-Once Nano+Poly Penetrating Wood Sealer with Polyurethane - Premium Waterproof Sealant -1 Gallon & Clear

  • WATER-BASED POLYURETHANE WOOD FINISH: Our sealant provides top-notch protection against wear and tear in high traffic areas. It's odorless and ideal for use on wood siding, log homes, swing sets, outdoor furniture, wooden deck and fence, and more.
  • WOOD SEALANT: Unlike many sealers that only form a topcoat, our protector penetrates below the surface to create a long-lasting, water-resistant shield around the wood.
  • FLOOR SEALER APPLICATOR: Our premium gloss is ultra-low VOC and great for enhancing the extended life of your exterior flooring. The sealant can be safely applied around your home, landscaping, vegetation, or over any water area.
  • WATERPROOF SEALER: Ditch the oil-based sealers and choose a UV-stable coating option. Our fast-drying liquid creates a flexible, breathable barrier and provides a no-fuss, easy clean-up with soap and water, as it allows the wood to grey naturally.
  • SEAL-ONCE: Our user-friendly wood sealers and stains are an effective way to protect your lumber or concrete against water damage. When you use Seal-Once, you have the satisfaction of knowing our products will not harm pets, plants, or people.
Bestseller No. 4

DEFY Crystal Clear Composite Deck Waterproofing Sealer, 1 Gallon

  • WATER-BASED, CLEAR COMPOSITE DECK SEALER – This water based, clear wood and deck sealer protects composite wood from the harmful effects of the sun, while adding little to no change to the natural look of your composite deck.
  • FORTIFIED WITH ZINC NANO-PARTICLE TECHNOLOGY– It’s like sunscreen for your wood. Tiny zinc particles dispersed throughout the stain reflect damaging UV rays, preventing premature graying and color loss.
  • EXTREMELY DURABLE, HIGH QUALITY RESINS – DEFY Composite Deck Sealer is made with the highest quality resins available that have better resistance to fading and darkening. The result is a quality sealer that typically lasts a season or two longer than competitive products.
  • QUALITY THAT LASTS – DEFY Extreme Composite Deck Sealer is a premium-grade, clear deck sealer that is built to last. Keep your weathered composite deck, or fence looking great for longer by using DEFY.
  • EASY TO MAINTAIN – When it’s time to do a maintenance coat, there’s no need to strip the surface. Make sure the surface is clean, then apply a single maintenance coat of DEFY Composite Waterproofing Sealer.
Bestseller No. 5

Thompsons Water Seal 24101 Clear Multi-Surface Waterproofer, 1-Gallon

  • California formulation
  • Waterproofer product
  • Use on decks, fences, brick patios, concrete driveways and exterior surfaces
  • Prevents water damage
  • Allows wood to gray naturally
SaleBestseller No. 6

Olympic Stain Smartguard Concentrated Multi-Surface Sealant, Clear, 15oz

  • Stain Your Deck Quickly And Easily - Olympic Smart guard is a patent-pending deck stain product that allows you to simply spray on the sealant eliminating the need for back-brushing your deck.
  • Simple Stain Process - To apply Olympic SmartGuard Deck Sealant simply pour the pouch into a deck sprayer, add 2 gallons of water, and then spray over your deck - it works on traditional wood decks, concrete, and even composite decking!
  • Quick Dry - Dries in 1 hour so you can entertain or spend time outdoors with less hassle and less disruption. Apply this deck sealant quickly and get back to enjoying your day.
  • Use Even After Rain - Can be applied after cleaning or rain ensuring you get to have fun on your deck as quick as possible
  • Durable - Strong durability and waterproofing protection makes Olympic Smart Guard the smart choice for any homeowner who wants to seal their wood or composite deck quickly and still enjoy the outdoors.Multi-Surface Use - While many deck sealants only work on wood, Olympic Smart Guard works as a sealant on Wood Decks, Concrete Patios, Masonry, and even weathered Composite Decks.A Trusted Name In Deck Stain Technology - The Olympic brand has been trusted to provide quality results since 1938. Its history of excellence and expertise has made Olympic Stains a category leader with a reputation for delivering innovation and durability at an affordable price. Gorgeous results are always guaranteed with Olympic Stains. With a full range of exterior stains, resurfaces and wood cleaners, we have the products you need to complete your next wood staining project right.
SaleBestseller No. 7

Rain Guard Water Sealers - Wood Sealer - Penetrating Water Repellent Protection for All Porous Wood Surfaces - Water-Based Silane/Siloxane Sealant - Clear Natural Finish - Concentrate Makes 2 Gal

  • PREMIUM WOOD SEALER: Protect, restore, and extend the life of your home with Rainguard Water Sealers Wood Sealer! Formulated to penetrate deep into the surface, Wood Sealer is a water-based silane/siloxane water repellent that helps inhibit moisture damage. This premium-grade water sealer for wood is safe to use indoors or outdoors. It dries to an invisible stain resistant finish that won't yellow or alter surface texture or appearance.
  • LONG LASTING PROTECTION: Engineered with Micro-Lok! This proprietary ingredient ensures sealer absorption and creates a long-lasting filmless hydrophobic barrier against weathering, salt, dirt, freezing temperatures, UV light, wind-driven rain, and other damaging elements. Rainguard Wood Sealer is the ideal weatherproof sealant for all non-treated and unpainted wood surfaces including, wooden floors, decks, walkways, outdoor furniture, and fences.
  • CONCENTRATED FORMULATION: Cost-effective, concentrated sealing solutions! Rainguard Water Sealers Wood Sealer Concentrate offers the best value and simple mixing. Pour the quart of concentrate into a 5-gallon pail and add clean water to the 2-gallon mark. Mix lightly to disperse the material. Two gallons of this impregnating wood waterproofer coats, seals, and protects up to 400 square feet. Try Rainguard Water Sealers' ready-to-use formulations for ease and convenience.
  • EASY APPLICATION: Seamlessly seal wood surfaces! Prior to applying Rainguard Wood Sealer, protect anything you don't want to be sealed by moving or covering with a tarp. Prep surface by gently removing any stains with a mild soap or Restore-N-Prep (sold separately) for best results. Using a hand-pump garden sprayer, apply at least two heavy coats of sealer to the surface, allowing it to dry to the touch between coats. Clean up any overspray with a clean damp cloth.
  • RAIN GUARD: Where innovation meets sustainability! Since 1969, Rainguard Water Sealers has been manufacturing architectural and industrial coatings designed to “wrap” the exterior of buildings and structures. Rainguard now brings this same technology to consumers in our ready-to-use and concentrated DIY formulations, providing a variety of high-performance sealers for your home. Eco-friendly and non-toxic, all our waterproofing solutions are safe to use around people, pets, and plants.
Bestseller No. 8

THOMPSONS WATERSEAL 21802 VOC Wood Protector, 1.2-Gallon, Clear

  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompson's Water Seal
  • Item Dimensions: 4.1"L x 6.6"W x 11.0"H
Bestseller No. 9

#1 Deck Premium Semi-Transparent Wood Stain for Decks, Fences, & Siding - 1 Gallon (Cedar)

  • PROTECTS AGAINST COLOR FADE AND PREVENTS GRAYING - #1 Deck Protects Wood From Damage Caused By Exposure to the Elements. Can Be Used On Pressure Treated Pine, Cedar, Fir, Redwood, or Most Other Softwoods. Hardwoods Will Require More Frequent Maintenance Coats.
  • BOTH A DECK STAIN & DECK SEALANT IN ONE - #1 Deck Stain Is a Dual-Purpose Stain & Sealer. It Adds Color to Your Wood and Seals it, Preventing Damage Caused by Water Penetration.
  • ALLOWS THE WOOD GRAIN TO SHOW THROUGH - Available in 5 Beautiful, Semi-Transparent Deck Stain Colors That Dry to Flat, Natural Looking Finishes That Will Enhance the Beauty of Your Exterior Wood.
  • BETTER FOR THE PLANET, EASY SOAP & WATER CLEANUP - With Less Than 50 g/L VOC Content, #1 Deck Sealer Is a Better Choice For Our Planet. Clean Up is Super Easy - Just Use Soap and Water.
  • WORKS ON DAMP WOOD, MINIMIZING THE WAIT TIME BETWEEN CLEANING AND STAINING - Once Your Wood Deck Is Visibly Dry, It's Ready to Stain.
SaleBestseller No. 10

STORM SYSTEM Storm Protector Penetrating Sealer & Stain Protector - Deck Protector, Fence Protector, 1 Gallon, Black Walnut

  • Wood deck protector - A true oil-based semi transparent stain and sealer meant to protect and highlight the natural beauty of the wood grain.
  • Storm Wood Stain Protector is a semi transparent sealer that penetrates deep into the wood for added protection against Mother Nature.
  • Compatible with any wood species. Great for wood staining Mahogany, as a Mahogany sealer, Cedar sealer, Cedar fence sealer, Redwood, Pine wood stain, Douglas Fir, Spruce Stain, Cyress, and Pressure Treated.
  • Great for Decks, Fences, Siding, and other Wood Substrates. Can be used as a wood fence protector or any other wood substrate protector.
  • Applies easily with brush, roller, or spray application. Lap-Free Application & UV Protection

Best deck sealer Buying Guide

It's easy to be overwhelmed by the variety of products available online. You can get lost in all the options and not know what you want. That is why it's essential to ask yourself these questions and consider some tips before buying deck sealer:

  • How much does it cost?
  • How easy is it to use this product?
  • What is the return policy for this product?
  • Is there customer service support available for this product?
  • What are the benefits of this product over other products on the market?
  • Does the best deck sealer  have a warranty or guarantee?
  • Check the features to see if they suit your needs.
  • Consider your budget.
  • Read reviews.
  • Compare brands
  • Make a list of pros and cons.

Ultimately, if you can answer all the questions, congratulations! You have found the deck sealer for you! But if not, keep reading because we will provide more helpful information.

Consider the price

When you are on the market, deciding whether to buy the deck sealer can be challenging. My first point of discussion will be the price. Before making a purchase, one must determine how much they have and how much they're willing to spend. The problem is that many people don't do this before making decisions about purchasing products, leading them to become indebted later.

 

It's possible that you're debating whether or not you should purchase this product. The answer is that it depends on the things most important to you and why you require the goods. If you are concerned about the price, then the answer is no; you shouldn't purchase it because there are likely other more cost-effective options.

Read reviews

To ensure this is the deck sealer, read some reviews to check that other people are happy with their purchase. Real people post reviews on blogs, websites, and social media pages. Reading reviews helps you avoid expensive mistakes on products.

 

When you find yourself in need of a product, knowing which one is best can be challenging. This blog post will teach you how to choose the deck sealer based on customer reviews.

 

One way to determine which products are best for you or your family is to read reviews. A customer review is the written opinion of a customer who has purchased and used a product. This can be extremely helpful when choosing between different products, but they are not always readable. There are several ways to read and understand reviews.

Compare brands

We can't deny that reading reviews on different brands is helpful when deciding which one of the products is better, especially if you have more than one choice under your budget of over $300, under $600, or more than $1000. If two brands are equally good, it's best to choose the cheapest option for buying an appliance under $1,000 or a more expensive product over $1,000. If your budget is limited to $500 or less, choosing your favourite brand is best.

Make a list of pros and cons.

This involves listing all the positive aspects of buying one product over another. For example, if you buy an expensive product under $300 with great features, you must consider that its warranty isn't as good as a slightly more expensive product with terms. Better warranty. For example, some devices or electronics are covered by a 90-day warranty, while others have a 12-month warranty. It all depends on your needs and preferences.

Most of the best products are pretty expensive. Making a pros and cons list makes it easy for you to see the strengths and weaknesses of the product, so you can compare and help you make the right choice and avoid wasting time and buying the wrong product quantity.

Does the best product have a warranty or guarantee?

Does the product you are considering have a warranty or guarantee? It's essential to know before making your purchase. There are many guarantees, so you must know what kind of guarantee the store will give you when you purchase.

 

For example, some stores offer a 30-day money-back guarantee with no questions if they are unhappy with their purchase. Other stores may offer an exchange-only policy to replace defective items but not refund customers' money after exchanging them for new ones.

 

Still, other stores may extend limited warranties on products that exceed specific criteria, such as being purchased during a certain time frame or location, regardless of the store warranty or guarantee they offer.

What is the return policy for this product?

As a consumer, knowing your rights when you purchase an item is essential. For example, this product's return policy may differ depending on where you bought it from and how long ago that was. It's always best to research before deciding whether or not something will work out in your favour as far as returns go. Knowing the return policy for any product you are considering purchasing is essential. The return policy for products sometimes is a bit complicated.

Is there customer service support available for these products?

How do you feel when a company lacks customer service for its products? It can be frustrating and lead to feeling left in the dark. The good news is that there are many ways to contact customer support for your product, even if they're not listed on their website or social media.

There are several resources online to find contact information for any company, including customer service numbers and links to their email forms. Contacting them by mail or social media like Facebook Messenger is also available.

What are the benefits of this product over other products on the market?

You're looking for the deck sealer but don't know which one to buy. There are many options available on the market today- how do you decide? You want to make sure you purchase a quality product to deliver your desired results.

Manufacturers will walk through all of the benefits of their product over other products on the market so you can see why it is worth your time and effort to invest in them. This gives you an idea about what they offer and provides insight into what makes their company different from others who sell similar products. Their goal is not just for customers to return repeatedly but also to refer their friends to buy the best outcome.

 

Leave a Comment