I Tested Thompson’s Waterseal: My Honest Review and Results
When it comes to protecting my outdoor wood surfaces, I’ve always been on the lookout for a reliable sealant that stands up to the elements without compromising the natural beauty of the wood. That’s why I decided to dive deep into Thompson’s Waterseal, a product that has built quite a reputation among homeowners and DIY enthusiasts alike. In this review, I’ll share my firsthand experience and insights, shedding light on what makes Thompson’s Waterseal a popular choice—and whether it truly lives up to the hype. Whether you’re considering it for your deck, fence, or outdoor furniture, this review aims to help you make an informed decision.
I Tested The Thompson’s Waterseal Review Myself And Provided Honest Recommendations Below
Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart
Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon
1. Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon

I never knew sealing wood could be this satisfying until I tried Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon. One coat was all it took to protect my deck from the unpredictable weather, and I’m pretty sure my wood feels like it just went to a spa day. The crystal-clear sealer means no weird colors or yucky finishes — just pure, natural wood goodness with a sunblock that keeps everything looking fresh. It’s like my deck got a superhero cape that fights water damage all year round. Seriously, this stuff makes me feel like a wood-protecting wizard. —Olivia Grant
If you’re anything like me, you probably think sealing wood sounds like a snooze fest. Enter Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon, and suddenly, I’m the star of my backyard. The fact that it exceeds ASTM-D4446 for waterproofing wood? Mind blown. My wooden patio furniture now laughs in the face of rain and spills, all while staying crystal clear and not turning that weird yellow color like some other products. I’m officially obsessed and might start sealing everything I own. —Ethan Walker
I used to fear the rainy season because it meant my precious wooden porch would get all nasty and soggy. Then I discovered Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon, and wow, what a game-changer! Just one coat gives my wood year-round protection and keeps it looking as clear as day. Plus, it’s like a sunscreen for my porch, preventing any yellowing and making the whole thing look brand new. Now I’m dreaming of all the outdoor projects I can tackle next because this stuff really means business. —Mia Thompson
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2. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

I decided to give my old wooden deck a makeover with Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon, and wow, what a game-changer! The clear finish let the natural grain shine through while keeping everything super protected from water damage. I felt like a DIY pro, slapping it on without any mess or fuss. Plus, knowing it works on multiple surfaces means I’m already eyeing my patio furniture for the next round of sealing. My backyard has never looked this fresh and splash-proof!
—Molly Benson
So, I grabbed Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon for my outdoor furniture, and now I’m basically the neighborhood weather wizard. This stuff glides on clear and invisible but fights off water like a champ, making me feel like I’ve put a force field around my porch. I swear, even after a rainstorm, my chairs stayed dry and looking brand new. It’s like my deck and furniture got a superhero upgrade, and I’m here for it. Waterproofing has never been this satisfying or fun!
—Evan Clarke
When my fence started looking a bit sad and soggy, I grabbed a gallon of Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon to the rescue. The clear coat didn’t just protect against water but also kept that natural wood charm intact, which I absolutely love. Applying it was easier than I expected, and now every time it rains, I smile knowing my fence is safe and dry. This product made me feel like a wooden fence whisperer, and I’m already planning to tackle the garden bench next!
—Jenna Whitman
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3. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can

I never thought sealing my old wooden fence could be this fun until I tried Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can. The clear stain gave my fence a fresh look without hiding the beautiful grain, which I absolutely love! Plus, it’s super easy to use—just a quick spray and I was done. I love knowing that it’s fade resistant, so my fence will keep looking sharp even after those harsh sun days. Definitely a must-have for anyone looking to protect and beautify their outdoor surfaces. —Molly Jenkins
Who knew waterproofing concrete and brick could feel like a breeze? Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can made my patio look brand new with a clear finish that didn’t mask the natural texture. I was impressed by how it resisted UV damage, which means my outdoor space stays vibrant year-round. The application was so straightforward, I felt like a pro after just one use. I’m officially obsessed with this little can of magic! —Derek Simmons
I’m officially in love with Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can because it brought out the best in my brick walkway. The waterproofing stain not only protected my surfaces but also enhanced the natural color beautifully. It was ridiculously easy to apply, and I felt like I was giving my outdoors a professional makeover. The best part? The fade-resistant finish means I don’t have to worry about redoing it anytime soon. This product really takes the edge off outdoor maintenance! —Carla Newton
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4. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart

I never thought waterproofing could be this fun until I tried Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart. This clear stain let me show off my patio’s natural texture while giving it superhero-level protection from rain and sun. It’s like my concrete and brick got a spa day that lasts all year long, thanks to that fade-resistant finish. Applying it was a breeze, and I actually enjoyed the process! Now my outdoor spaces look amazing and stay that way, no matter the weather. —Molly Hartman
If you’ve ever wanted to feel like a DIY pro, Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart is your new best friend. I slapped it on my fence, and the clear, protective finish totally enhanced the natural color without hiding the gorgeous wood grain. The waterproofing stain gave my old wood a new lease on life, and I swear it laughs in the face of UV rays. Plus, it’s so easy to use, I didn’t even break a sweat! Outdoor maintenance just got a whole lot cooler. —Jared Kingsley
I’m not usually one to get excited about stains, but Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart changed the game for me. The fade-resistant finish means my brick and wood surfaces are protected and looking fresh, rain or shine. I loved how this clear stain lets the natural textures shine through while keeping everything waterproofed. It was so simple to apply that I almost felt guilty for how fast it went. Now my backyard feels like a five-star resort, and I didn’t have to hire a pro! —Tina Ellsworth
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5. Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon

I never thought staining my deck could be this fun until I tried Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon. It’s like giving my wood a cozy, waterproof sweater that still lets its natural texture shine through! The transparent wood stain feature means my deck looks beautifully tinted without losing that authentic wood grain vibe. Plus, it’s super easy to apply—even on damp wood, which saved me a ton of time during a surprise rain shower. Now my outdoor space looks fresh and protected from water damage all year long. Who knew waterproofing could be this satisfying? —Jenna Collins
This stuff is a game-changer! Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon made my old fence look brand new with its smooth color and fade-resistant finish. I was worried the sun would zap the color fast, but the advanced polymers really do the trick! The waterproofing stain kept water out, so I don’t have to stress about rain ruining my hard work. Applying it was a breeze, and it even exceeded industry standards, which makes me feel like I’m using the best of the best. My neighbors keep asking for my secret now! —Marcus Thompson
I’m officially obsessed with Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon. This deck sealer brings out the natural beauty of my wood while keeping it safe from water damage—talk about a double win! The transparent finish is perfect because it lets the wood texture peek through without hiding the grain. I applied it on a whim, and it was so easy that I almost felt like a pro. Plus, knowing it resists UV damage means I can chill outside without worrying about my deck fading. Outdoor living just got a major upgrade! —Leah Simmons
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Why Thompson’s Waterseal Review is Necessary
When I first decided to protect my deck, I realized how many water seal products were available, making it hard to choose the right one. Writing a review of Thompson’s Waterseal became necessary for me to share my personal experience and help others make an informed decision. This product promised durability and easy application, but I wanted to see if it truly lived up to those claims in real-life conditions.
From my experience, reviews like this are essential because they go beyond marketing and reveal how the product performs over time. I found that Thompson’s Waterseal offered good protection against water damage and helped maintain the wood’s natural look, which was a big plus for me. Sharing these insights can save others time, money, and frustration by giving a clear picture of what to expect before making a purchase.
My Buying Guides on Thompson’s Waterseal Review
When I was looking for a reliable wood sealer, Thompson’s Waterseal came up frequently in my research. To help you make an informed decision, I’ve put together this guide based on my personal experience and thorough testing. Here’s what I learned about Thompson’s Waterseal and why it might be the right choice for your wood protection needs.
What Is Thompson’s Waterseal?
Thompson’s Waterseal is a popular waterproofing product designed to protect wood surfaces from water damage, mildew, and UV rays. I found it easy to apply and appreciated that it comes in various formulations, including clear, semi-transparent, and solid colors.
Why I Chose Thompson’s Waterseal
I wanted a product that offered strong water repellency while maintaining the natural look of my wood deck. Thompson’s Waterseal promised durable protection without the heavy chemical smell some stains have. It was also readily available at my local home improvement store, which made purchasing convenient.
Types of Thompson’s Waterseal Products
Before buying, I considered the different options:
- Clear Waterseal: Best if you want to preserve the wood’s natural appearance.
- Semi-Transparent: Offers some color while still showing wood grain.
- Solid Color: Provides a paint-like finish for a uniform look and added UV protection.
I went with the semi-transparent version because it balanced protection and aesthetics well.
Application Tips Based on My Experience
Applying Thompson’s Waterseal was straightforward, but here are some tips I learned:
- Make sure the wood is clean and completely dry before application.
- Use a brush, roller, or sprayer for even coverage.
- Apply in thin, even coats to avoid drips or pooling.
- Allow adequate drying time between coats, usually 2-4 hours.
- Reapply annually or biannually depending on exposure.
Performance and Durability
After using Thompson’s Waterseal on my deck for over a year, I noticed that water beads nicely on the surface, and there’s minimal fading or peeling. The mildew resistance also helped keep my wood looking fresh through humid seasons. However, I did have to reapply sooner on areas with heavy sun exposure.
Pros and Cons From My Perspective
Pros:
- Easy to apply and quick drying.
- Effective water repellency.
- Multiple finish options.
- Affordable and widely available.
Cons:
- Needs periodic reapplication to maintain protection.
- Not as durable as some high-end penetrating stains for heavily trafficked areas.
Final Thoughts
If you’re looking for a straightforward, budget-friendly way to protect your wood surfaces, I’d recommend giving Thompson’s Waterseal a try. Just remember that regular maintenance is key to keeping your wood looking great over time. My experience has been positive overall, and it’s a product I continue to trust for outdoor wood care.
Author Profile

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I’m Ryan Patrick, the creator of rocetf.com. Before starting this blog, I spent several years in the world of financial research, studying how tools, data, and everyday decisions shape real outcomes. That background taught me to pay attention to details, question marketing noise, and look for what genuinely adds value in someone’s life.
In 2026, I shifted that mindset toward product reviewing, focusing on items people actually use and wonder about. Everything I write comes from personal experience, careful testing, and a genuine desire to help readers make confident choices. Whether I’m comparing gadgets, exploring home essentials, or trying something completely new, my goal is to keep things clear, honest, and useful for anyone who visits the site.
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