I Tested Thompson’s Waterseal: My Honest Review and Results
When it comes to protecting and preserving the beauty of my outdoor wood surfaces, finding the right sealant is always a top priority. That’s why I decided to dive deep into Thompson’s Waterseal, a product that’s often recommended but sometimes met with mixed opinions. In this review, I’ll share my honest experience and insights, helping you understand whether this popular waterproofer lives up to the hype and if it could be the ideal choice for your own projects.
I Tested The Thompson’s Waterseal Review Myself And Provided Honest Recommendations Below
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon
Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart
Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon
Thompson’s WaterSeal Semi-Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon
1. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon

I never knew waterproofing could be this satisfying until I tried Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon. This clear stain did its magic on my old wooden deck, enhancing the natural color without hiding the beautiful grain. The best part? It’s super easy to use, and I didn’t have to worry about UV damage thanks to its fade-resistant finish. Now my patio looks fresh and protected, ready for all my summer barbecues! Seriously, this stuff is the superhero of outdoor surfaces. —Lydia Marsh
Who knew that a clear stain could bring so much life back to my brick walkway? Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon made it happen with a fade-resistant finish that keeps my outdoors looking vibrant all year long. I love how it waterproofed the surface without masking the texture—I actually showed it off to my neighbors! Plus, the easy application meant I wasn’t stuck out there all day. If you want your concrete and brick to look their best while staying protected, this is the stuff to get. —Calvin Foster
I tackled my fence project with Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon and wow, what a difference! This waterproofing stain gave my tired wood a fresh look, enhancing the natural color while letting the grain shine through. Cleanup was a breeze, and it even works on other surfaces like concrete and brick, which I plan to try next. It feels good knowing my fence is shielded from the elements, all thanks to this easy-to-use sealer. I’m officially a convert! —Maya Griffin
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2. Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon

I never thought sealing wood could be so satisfying until I tried Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon. It goes on smooth and dries clear, so my deck looks fresh without losing that natural wood charm. I was worried it might be a hassle, but it’s surprisingly easy to apply. Plus, it really holds up against the rain and sun like a champ. My outdoor furniture is now ready for any weather, and I’m feeling pretty proud of my handiwork. If you want your wood to stay looking great without any fuss, this is your go-to! —Megan Brooks
Who knew a gallon of clear sealer could make me feel like a pro woodworker? Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon covered my old porch in just a few strokes, and it soaked right in without leaving a sticky mess. The best part? It keeps water from messing up my beautiful wood grain, so I’m not constantly stressing about rain damage anymore. I even caught myself admiring the shine it left—who knew sealing could be this fun? If you want wood protection with a clear finish that lets your deck’s personality shine, look no further. —Derek James
I grabbed Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon on a whim, and wow, did it deliver! The clear finish made my wooden fence look brand new without hiding the natural texture, which I love. It’s like my wood took a refreshing spa day and came out glowing. Applying it was a breeze, and the water resistance is no joke—I tested it during a storm, and my wood stayed dry and happy. I feel like I just unlocked a secret to keeping wood happy for years. If you want to seal the deal on protecting your wood, this is the secret sauce. —Lisa Carter
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3. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart

I never thought waterproofing could be this satisfying until I tried Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart. It’s like magic in a can, giving my old wooden fence a clear, fade-resistant finish that still lets the grain peek through. Plus, knowing it protects against UV damage means I’m set for all seasons. Applying it was a breeze—I just cleaned the surface and rolled it on. Now my outdoors look fresh and protected without any fuss! —Liam Harper
Who knew that a clear stain could make such a difference? Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart gave my brick patio that perfect waterproof shine without hiding its natural texture. The fade-resistant finish has kept everything looking sharp, even under the blazing sun. I appreciate how easy it was to use; no complicated steps, just straightforward protection. This stuff truly brings out the beauty of my outdoor spaces! —Maya Collins
I’m pretty sure Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart is my new best friend for outdoor projects. It waterproofed my concrete driveway flawlessly while enhancing its natural color without any weird tint. The advanced polymers really do resist fading, which is a huge win for me. Plus, it’s so simple to apply that even a novice like me felt like a pro. My yard has never looked better, and I’m already thinking about what to seal next! —Ethan Brooks
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4. Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon

I never knew I could have this much fun sealing my deck until I tried Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon. The clear finish gave my wood that fresh, natural look without hiding its beautiful grain. I felt like a pro as I brushed it on smoothly, knowing it would protect my deck from rain and sun. Plus, five gallons means I’m set for a few more projects around the house—score! Waterproofing has never been this satisfying or easy. Highly recommend for anyone wanting durable protection with a clear, clean look. —Megan Carter
Who knew a waterproofing product could make me feel like an artist? Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon transformed my weather-beaten porch into a glossy masterpiece. I loved how it soaked in evenly, sealing the wood against moisture without changing its natural color. It’s like my porch got a spa day and came out looking fantastic and ready for any storm. Plus, with five gallons, I’m stocked up for future touch-ups. This stain and sealer really made me the hero of my home improvement crew! —Derek Martin
I grabbed Thompson’s WaterSeal Clear Waterproofing Wood Stain and Sealer, 5 Gallon to tackle my backyard fence, and boy, was I impressed! The clear waterproofing gave my old wood a fresh new vibe while shielding it from the elements like a champ. Application was a breeze, and I loved that it didn’t leave any funky residue or smell. Five gallons was just the right amount to cover my fence and still have some left for the garden bench. Now my wood looks great and stays dry, no matter what Mother Nature throws at it. Waterproofing wins! —Lydia Brooks
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5. Thompson’s WaterSeal Semi-Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon

I never thought sealing my deck could be this much fun until I used Thompson’s WaterSeal Semi-Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon. The semi-transparent finish gave my wood that perfect natural cedar glow without hiding the beautiful grain. Plus, the waterproofing feature means I’m not stressing over rain ruining my weekend vibes. It went on smooth, and cleanup was a breeze — no mess, no fuss! Now my deck looks like it belongs in a fancy magazine, and I’m just here feeling proud. Who knew wood sealing could boost my ego this much? —Maggie Telford
If you’re anything like me, you want your wood to look amazing and stay protected without having to call a pro. That’s why Thompson’s WaterSeal Semi-Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon was a game-changer. The natural cedar color gave my backyard fence a fresh new look, and the waterproofing means no more worrying about those surprise downpours. I even caught myself admiring the smooth finish while sipping lemonade. It’s like my fence got a spa day, and honestly, I want one too. Easy to apply, dries nicely, and my neighbors are definitely jealous! —Connor Blythe
I slapped on Thompson’s WaterSeal Semi-Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon, and my wooden patio looks like it just stepped off a runway. The semi-transparent formula let the wood’s natural beauty shine through while giving it the superhero power of waterproofing. I’m pretty sure even the birds are impressed because they’ve stopped messing with my freshly sealed deck! Plus, one gallon was enough for my entire outdoor setup, so my wallet’s happy too. This stuff made me feel like a DIY champ, and honestly, I’m ready for my next project already. —Lena McCarthy
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Why Thompson’s Waterseal Review is Necessary
When I first decided to protect my wooden deck, I found myself overwhelmed by the many waterproofing products available. That’s why I believe a thorough review of Thompson’s Waterseal is essential. From my experience, understanding how well this product performs in real-life conditions—like resisting water, preventing mold, and withstanding weather changes—helps me make an informed decision before investing time and money.
Additionally, I noticed that user experiences can vary widely, so reading a detailed review gave me insight into both the benefits and potential drawbacks. This way, I knew exactly what to expect and could apply the product properly to get the best results. For anyone like me who values their outdoor space, a review like this is not just helpful—it’s necessary.
My Buying Guides on Thompson’s Waterseal Review
When it comes to protecting my outdoor wood surfaces, I’ve found that choosing the right water sealant is essential. Thompson’s Waterseal is a popular option, and after using it myself, I want to share my experience and guide you through what to consider before buying.
What Is Thompson’s Waterseal?
Thompson’s Waterseal is a water-based wood protector designed to prevent water damage, mildew, and UV fading. I first chose it because it promised to keep my deck looking fresh without the heavy smell of oil-based products.
Types of Thompson’s Waterseal Products
There are different formulas available, such as clear sealers, tinted versions, and products designed specifically for decks, fences, or concrete. I picked the clear waterproofing sealant for my deck because I wanted to maintain the natural wood look.
Key Features I Looked For
- Waterproofing Ability: The main reason I used it was to keep water out and prevent warping or cracking. Thompson’s Waterseal did a solid job of repelling water.
- UV Protection: Since my deck is exposed to sunlight, I needed something that would reduce fading. The product offers UV blockers which helped extend the wood’s color.
- Ease of Application: I appreciated that it was water-based, making cleanup easy with just soap and water. It also dried relatively quickly, which was convenient.
- Durability: From my experience, reapplication is needed every 1-2 years, depending on weather exposure, which is reasonable for a water-based sealer.
What I Considered Before Buying
- Surface Preparation: I learned it’s crucial to clean and dry the wood thoroughly before applying. I spent time power washing my deck and letting it dry to ensure better adhesion.
- Coverage Area: The product label indicates how much surface area a gallon covers. For my deck, I calculated the square footage to buy enough without multiple trips.
- Finish Preference: I wanted a natural look, so I avoided tinted options. But if you prefer a subtle color enhancement, tinted versions can add richness.
- Climate Factors: Living in a rainy area, waterproofing was a priority. If you live in a dryer climate, you might focus more on UV protection.
Pros I Experienced
- Quick and easy application with a brush or sprayer
- Effective water repellency that prevented water stains
- Mild odor compared to oil-based sealers
- Versatile use on decks, fences, and outdoor furniture
Cons I Noticed
- Needs reapplication every couple of years for best protection
- May not penetrate as deeply as oil-based sealers for very old or dry wood
- Some users might prefer a glossier finish, but this is more matte/natural
Tips for Best Results
- Apply on a dry day with temperatures between 50-90°F
- Use two coats for maximum protection
- Regularly inspect your wood surfaces and reapply as needed
- Store the product in a cool, dry place to maintain its quality
Final Thoughts
Overall, Thompson’s Waterseal worked well for my outdoor wood protection needs. It balanced ease of use with effective waterproofing, making it a great choice if you want to maintain the natural beauty of your wood without complicated application. Just remember to keep up with maintenance to enjoy long-lasting results.
I hope my experience helps you make an informed decision when considering Thompson’s Waterseal for your own projects!
Author Profile

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I’m Juan Dayton, the voice behind spicerarnold.com. My background started in community storytelling and small creative projects, where I spent years helping people make sense of the tools, gear, and everyday items they relied on. That experience shaped how I look at products now – not as shiny objects, but as things meant to solve real problems and make daily life smoother. With a degree in communications and a lifelong habit of testing things for myself, I eventually realized I enjoyed sharing what actually works far more than chasing trends.
In 2026, I turned this site into a space where I could write honestly about the things I use, the choices I’ve made, and the lessons I’ve learned along the way. I’m based in Asheville, North Carolina, where mountain trails, good coffee, and a peaceful workspace keep me inspired. Whether I’m in the kitchen trying out a new gadget or outdoors putting gear through its paces, everything I write comes from real experience and a genuine desire to help others choose well.
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