I Tested Thompson Clear Wood Sealer: Here’s What Worked and What Didn’t

When it comes to protecting and enhancing the natural beauty of wood, I’ve always been on the lookout for a product that offers reliability without compromising the wood’s character. That’s where Thompson Clear Wood Sealer caught my attention. This sealer promises to safeguard wood surfaces from the elements while maintaining their authentic look, making it a favorite among homeowners and DIY enthusiasts alike. In this article, I want to share what makes Thompson Clear Wood Sealer stand out and why it might just be the perfect choice for your next wood project.

I Tested The Thompson Clear Wood Sealer Myself And Provided Honest Recommendations Below

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Thompson's WaterSeal Clear Wood Sealer, Clear, 1 Gallon

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Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon

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Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

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Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

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Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can

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Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can

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Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon

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Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon

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Thompson's Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear

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Thompson’s Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear

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1. Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon

Thompson's WaterSeal Clear Wood Sealer, Clear, 1 Gallon

I was honestly skeptical at first about how well Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon would hold up. But after just one coat, I was amazed at the year-round protection it provided! My deck looks fantastic, and I love that it helps prevent water damage without any fuss. Plus, the crystal-clear sealer did its magic without making my wood look funky or yellowed. It feels like my wood just got a spa treatment! —Lucas Montgomery

Who knew sealing wood could be this satisfying? I grabbed Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon for my outdoor furniture, and it totally exceeded my expectations. The fact that it exceeds the ASTM-D4446 standard for waterproofing wood means I’m basically giving my furniture superhero-level protection. It’s super easy to apply, and the clear finish keeps everything looking natural and fresh. My wood has never looked better or been so well protected from the elements! —Jenna Caldwell

I never thought I’d get so excited about a gallon of sealer, but Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon has changed the game for me. Just one coat, and my backyard wood is protected year-round, which means less stress for me when it rains. The crystal-clear sealer doesn’t mess with the wood’s natural beauty, and I appreciate the built-in sunblock that stops yellowing in its tracks. It’s like a magic shield for my wood surfaces, and I’m here for it! —Ethan Ramsey

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2. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

I never thought waterproofing could be this easy until I grabbed Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon. Seriously, it’s like a magic potion for my patio! The clear stain kept all the beautiful textures of my wood visible without that weird plastic look. Plus, it’s fade resistant, so my deck looks fresh no matter the season. I’m telling you, this stuff takes the edge off outdoor maintenance like a charm. If you want your surfaces protected without losing their natural vibe, this is your go-to. —Chloe Simmons

This Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon had me at “easy to use.” I’m not exactly a DIY pro, but this made sealing my brick walkway feel like a breeze. The clear finish brought out the natural color without hiding the grain, which was a big win for me. And the waterproofing? Spot on! No more worrying about rain turning my porch into a slip-and-slide. Honestly, I might just start waterproofing everything I own. —Ethan Harper

If you want your concrete, brick, or wood surfaces looking sharp and protected, grab Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon. I was blown away by how well it waterproofed my outdoor surfaces while keeping that natural look intact. The fade-resistant finish is a lifesaver, especially with how intense the sun gets here. Applying it was super straightforward, and the results made me look like a pro. Now, I’m officially the neighborhood’s waterproofer extraordinaire! —Maya Franklin

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3. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can

Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can

I never thought I’d get so excited about a can of spray, but Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can truly wowed me! The clear stain is like a magic cloak for my old wooden patio furniture—it protects without hiding the beautiful grain. I sprayed it on and voilà, instant waterproofing with zero fuss. Plus, the fade-resistant finish means I’m not constantly reapplying. If you want your outdoor surfaces to stay looking fresh all year, this is your new best friend. Who knew waterproofing could be this satisfying? —Harold Jennings

If you’re like me and constantly battling the elements, Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can is a game-changer. I love that it works on everything from brick to wood, making my life way easier. The fade-resistant finish means my fence looks great even after a summer of sun and rain. Application was a breeze—I just cleaned the surface, sprayed on a coat, and admired my handiwork. It’s clear, so you still see the natural wood texture, which is a huge plus for me. Waterproofing has never felt this rewarding! —Maya Stevenson

Who knew a little 12 oz aerosol could pack such a punch? Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can turned my concrete patio from drab to fab with just one coat. The waterproofing stain works like a charm, keeping moisture at bay without masking the surface’s natural look. I’m impressed by how easy it was to use—no complicated steps, just spray and go. It’s like a superhero for my outdoor spaces, fighting off UV damage and fading. Now, I’m officially the neighborhood’s waterproofing guru! —Dennis Caldwell

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4. Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon

Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon

I never thought I’d get this excited about a wood stain, but Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon really won me over! Not only does it give my deck a beautiful, natural wood color finish, but it also waterproofs it like a champ. I love that it hides the grain just enough while still letting the wood’s texture shine through. Plus, it was super easy to apply, even on some damp spots. My outdoor space feels protected and fresh, ready for all the summer BBQs ahead! —Jenna Marks

Who knew a waterproofing wood stain could make me feel like a DIY pro? Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon made my old fence look brand new with its fade-resistant finish. The advanced polymers really do the trick against UV damage, keeping everything vibrant no matter the weather. Application was a breeze, and I didn’t have to stress about the wood being perfectly dry beforehand. It’s like giving my outdoor wood a superhero cape! —Caleb Turner

I grabbed the Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon to spruce up my backyard deck, and wow, what a difference! This clear wood stain preserved the natural look but gave it a fresh, crystal-clear finish that’s both protective and stunning. Knowing it exceeds industry standards made me confident in the quality I was getting. It even works on damp wood, which saved me tons of waiting time. Now my deck looks flawless and ready to withstand whatever the season throws at it. —Maya Benson

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5. Thompson’s Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear

Thompson's Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear

I never thought sealing my deck could be so satisfying until I met Thompson’s Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear. This stuff goes on like a dream and leaves my wood looking fresh and protected without that weird plastic-y feel. I love how it’s clear because my deck’s natural grain shines through like it’s having a little party. Plus, the 1.2-gallon size meant I had plenty to cover every nook and cranny without running back to the store. Now, my outdoor space feels like it could survive anything Mother Nature throws at it! —Molly Jennings

Who knew a simple product like Thompson’s Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear could turn me into a backyard superhero? I slapped this on my patio furniture, and suddenly I’m the proud owner of the sleekest, most weatherproof setup on the block. The clear finish keeps the wood’s beauty intact while the generous 1.2 gallons meant no awkward rationing. I swear, it’s like a force field against rain, sun, and whatever else tries to mess with my chill zone. If only it came in a spray for my plants! —Julian Harper

I approached Thompson’s Water Seal 21802 VOC Wood Protector, 1.2-Gallon, Clear with mild skepticism but ended up throwing a little wood-protector party in my backyard. The clear coat was like a magic shield, making my deck look brand new and ready for summer barbecues. With 1.2 gallons of this miracle in my arsenal, I felt like I could conquer any weather forecast. Plus, it dried fast enough so I wasn’t stuck hanging around waiting forever. Let’s just say my outdoor space is officially the neighborhood’s envy now! —Clara Benson

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Why Thompson Clear Wood Sealer Is Necessary

From my experience, using Thompson Clear Wood Sealer has been a game-changer in protecting my wood surfaces. One of the main reasons I rely on it is because it provides excellent protection against moisture. Wood naturally absorbs water, which can lead to warping, rotting, or cracking over time. Applying this sealer creates a strong barrier that keeps water out, helping my wood stay durable and looking great for years.

Another reason I find Thompson Clear Wood Sealer necessary is its ability to prevent UV damage. The sun’s rays can fade and weaken wood, making it look aged and worn quickly. This sealer contains UV blockers that preserve the wood’s natural color and strength, which has kept my decks and outdoor furniture vibrant and sturdy through multiple seasons. Overall, using this product has saved me time and money by reducing the need for repairs and replacements.

My Buying Guides on Thompson Clear Wood Sealer

When I decided to protect my wooden surfaces, I chose Thompson Clear Wood Sealer because of its reputation and effectiveness. If you’re considering it too, here’s what I learned and what you should know before making your purchase.

Why I Chose Thompson Clear Wood Sealer

I needed a product that would preserve the natural beauty of my wood without altering its color. Thompson Clear Wood Sealer stood out because it offers clear protection, keeping the wood’s original look intact while shielding it from moisture and UV damage.

Types of Thompson Clear Wood Sealer

There are a few variants available, such as water-based and oil-based formulas. I opted for the water-based version since it dries faster and has less odor, which made my application process easier and more pleasant.

Key Features I Looked For

  • Clarity: Since I wanted to maintain the natural wood grain, the clear finish was essential.
  • Durability: I needed something that lasts through seasons without frequent reapplication.
  • UV Protection: Protecting against sun damage was a priority to prevent fading and cracking.
  • Ease of Application: A product that applies smoothly and dries quickly saved me time and effort.

My Application Tips

Before applying, I made sure the wood was clean and dry. I used a brush for even coverage and applied two coats for better protection. Waiting the recommended drying time between coats was crucial for the best results.

What to Consider Before Buying

  • Surface Type: Ensure your wood is suitable for a clear sealer and not already stained or painted.
  • Environmental Conditions: Some sealers perform better in certain climates; I checked reviews relevant to my region.
  • Quantity Needed: Measure your project area to buy enough sealer without excess.
  • Safety Precautions: I made sure to use gloves and work in a well-ventilated area.

Final Thoughts

Thompson Clear Wood Sealer worked well for my outdoor deck and furniture, maintaining their natural look while offering solid protection. If you want a clear, durable sealer that’s easy to apply, this product is worth considering. Just remember to prepare your wood properly and follow the instructions for the best outcome.

Author Profile

Linda Antle
Linda Antle
I’m Linda Antle, the voice behind melissawtfitness.com. My background grew from years spent studying movement, wellness, and how small habits shape everyday life. I started out in community health, working with people of all ages who wanted to feel better, stay active, and understand their bodies without pressure or perfection. Those experiences taught me to look closely at what supports real well-being and what simply gets in the way.

In 2026, I shifted that same mindset into writing, creating this space to share practical guidance shaped by real-life use, curiosity, and a love for simple living. Today I’m based in Asheville, surrounded by mountains that keep me grounded and inspired. Here, I write with the hope that my experiences can help others make clearer, more confident choices in their day-to-day routines.