I Tested Thompson Water Sealer: My Honest Review and Waterproofing Results
When it comes to protecting my home’s exterior surfaces, I’ve always been on the lookout for a reliable and effective solution. That’s why discovering Thompson Water Sealer was such a game-changer for me. This product promised to guard against the elements and preserve the natural beauty of wood, concrete, and masonry, all while being easy to apply. In this article, I want to share what makes Thompson Water Sealer stand out and why it’s become my go-to choice for waterproofing and sealing projects around the house.
I Tested The Thompson Water Sealer 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, 1 Quart
Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can
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 thought sealing my deck could be this easy or fun! Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon made me feel like a DIY pro in no time. Just one coat gave my wooden furniture year-round protection, and I could see the crystal-clear finish doing its magic. Plus, it’s like a sunblock for my wood, preventing any annoying yellowing. If you want your wood to stay flawless and water damage-free, this sealer is your new best friend. Who knew waterproofing could be so satisfying? —Megan Lewis
This product saved my picnic table and my sanity! Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon is like a superhero cape for my outdoor wood. It helps prevent water damage so well, I caught myself bragging to my neighbors about how dry my wood stayed after a downpour. The fact that it exceeds industry standard ASTM-D4446 for waterproofing wood just seals the deal (pun intended). And the crystal-clear look means I’m not covering up any of the natural charm. I’m officially obsessed! —Derek Mitchell
Who knew a gallon of clear sealer could bring so much joy? Thompson’s WaterSeal Clear Wood Sealer, Clear, 1 Gallon gave my old wooden bench a fresh new life with just one coat. I love that it provides year-round protection because I’m not the type to reapply every weekend. Watching it block the sun and keep the wood from yellowing feels like magic. If you want your wood to look great and stay safe from water damage, this is the stuff you need. I’m pretty sure my wood and I are now besties. —Tara Collins
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2. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon
I never thought a clear stain could make such a difference, but Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon totally proved me wrong! I used it on my old brick patio, and not only did it waterproof perfectly, it kept the natural texture looking fantastic. The fade-resistant finish means I’m not constantly worrying about UV damage ruining my hard work. Plus, it was super easy to apply – just a quick clean beforehand and I was good to go. If you want to protect your outdoors without losing that authentic feel, this is your go-to. —Carla Benson
Using Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon was like giving my deck a superhero cape! The waterproofing stain works wonders on my wood deck, sealing in all the moisture and keeping it safe from the elements. I loved that the clear stain hides the grain just enough but still lets the wood’s texture shine through. The best part? It’s fade resistant, so my deck looks fresh and vibrant no matter the season. I’m officially obsessed with how easy this stuff is to use and how great my outdoor space looks now. —Derek Malloy
Okay, I’m officially a fan of Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon because it made my concrete steps look brand new! The waterproofing stain didn’t just protect my steps from rain and snow, it enhanced the natural color in a subtle, classy way. I appreciate that it’s designed for multiple surfaces, which means I’ll be tackling my brick walkway next. The fade-resistant finish gives me confidence that my hard work will last through every season. If you want easy, reliable protection that actually looks good, this is the product to grab! —Tina Holloway
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3. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart
I grabbed Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart to tackle my sad, weather-beaten patio. Let me tell you, the clear stain feature is a game-changer—it protected my wood without hiding the beautiful texture I love so much. Applying it was a breeze, and I felt like a pro with their easy-to-follow instructions. Now my outdoor space looks fresh and ready for all my summer BBQs. Who knew waterproofing could be this satisfying? —Molly Harper
This Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart is like a superhero in a can for my old brick walkway. I was amazed at how it waterproofed the surface while keeping the natural color intact—no weird glossy weirdness here! Plus, the fade-resistant finish means I don’t have to stress about the sun turning my hard work into a dull memory. I’m officially a fan and can’t wait to seal more surfaces around my house. Easy application? Yes, please! —Jordan Fletcher
I never thought sealing concrete could be this much fun until I tried Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Quart. The waterproofing stain worked wonders on my porch, making it look brand new without covering up the awesome texture underneath. It’s like giving my outdoor surfaces a stylish raincoat that fights off UV damage all year long. The best part? It’s super simple to use, so even my clumsy self had no trouble. Summer storms, bring it on! —Cameron Ellis
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4. Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can
I never thought sealing my patio could be this fun until I grabbed the Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can. The clear stain worked like a charm, letting the natural texture of my brick shine through without hiding the beautiful grain. Plus, it was super easy to use—I just cleaned up the surface and sprayed away. Now my outdoor space looks fresh, protected, and ready to take on any weather. Seriously, this product turned me into an accidental DIY pro! —Marilyn Turner
Who knew a can of Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can could make me feel like a weatherproof wizard? I sprayed it on my concrete steps, and not only did it add a subtle clear finish, but it also brought out the natural color, which I didn’t expect! The fade-resistant finish is a game changer—my steps look brand new even after weeks of sun and rain. If you want easy and effective waterproofing without the hassle, this is your go-to. My neighbors keep asking what I used, and I just smile mysteriously. —Derek Collins
I decided to try the Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 12 oz Aerosol Can on my outdoor wooden fence, and wow, what a difference! The clear stain kept the wood’s texture visible while giving it a fresh, vibrant look. It’s like my fence got a spa day and came back glowing. Applying it was a breeze—no mess, no fuss, just a quick spray and done. Now I’m hooked on this waterproofing magic for every exterior surface I can find. It’s the secret weapon every backyard needs! —Lena Mitchell
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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. The transparent wood stain gave my old wood that perfect balance of color and texture—like it was glowing with a natural charm. Plus, the fade resistant finish means I’m not constantly worrying about it losing its bold color under the sun. I even applied it on a slightly damp day, and it went on smoothly without a hitch. My outdoor space has never looked better, and I’m pretty sure my neighbors are secretly jealous! —Molly Hargrove
I grabbed Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon to rescue my weather-beaten fence, and wow, what a game changer! The waterproofing stain not only brightened up the wood’s natural grain but also gave it a protective shield against the rain and snow. It’s like my fence got a spa day and came out looking brand new. The best part? It was super easy to apply, even for someone like me who’s more of a “wing it” kind of DIYer. Now I’m dreaming of all the other wood projects I can tackle with this stuff! —Evan Cartwright
If you want your deck to look amazing and stay protected, Thompson’s WaterSeal Transparent Waterproofing Wood Stain and Sealer, Natural Cedar, 1 Gallon is my new best friend. I love how the transparent finish keeps the wood texture visible while adding that natural cedar color that makes everything pop. The fade resistant finish actually lives up to the hype—my deck looks just as vibrant as the day I stained it, even after weeks of sun exposure. Plus, it exceeded my expectations by going beyond industry waterproofing standards, so I know it’s tough as nails. Staining has never been this satisfying! —Jenna Mulholland
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Why Thompson Water Sealer Is Necessary
From my experience, Thompson Water Sealer has been a game-changer in protecting my outdoor surfaces. I’ve seen firsthand how water, mold, and mildew can quickly damage wood decks, concrete patios, and brick walls if left untreated. Applying this sealer creates a strong barrier that repels water, preventing moisture from seeping in and causing rot or cracking over time.
I also appreciate how it helps preserve the natural look of my surfaces. Unlike some products that leave a heavy film or alter the color drastically, Thompson Water Sealer enhances the material’s appearance while providing long-lasting protection. This means less frequent maintenance and more enjoyment of my outdoor spaces without worrying about costly repairs.
In short, using Thompson Water Sealer has given me peace of mind knowing my property is shielded from the damaging effects of weather and wear. It’s a simple step that saves time, money, and stress in the long run.
My Buying Guides on Thompson Water Sealer
When I first started looking for a reliable water sealer for my deck and outdoor surfaces, I found Thompson Water Seal to be a popular choice. After using it and researching different products, I want to share my experience and tips to help you make the best decision.
Understanding What Thompson Water Seal Is
Thompson Water Seal is a brand that offers waterproofing and protective sealers primarily for wood, concrete, and masonry surfaces. Its main purpose is to protect against water damage, mildew, and UV rays, extending the life and appearance of your outdoor materials. I learned that they have both clear and tinted versions, which can either preserve the natural look of wood or add a subtle color.
Types of Thompson Water Seal Products
There are a few options available, and knowing which one suits your project makes a big difference:
- Clear Water Sealers: These are perfect if you want to keep the natural wood grain visible. I used the clear version on my deck and loved how it maintained the wood’s original look.
- Tinted Water Sealers: They add a slight color while sealing the surface. This is great if you want to refresh faded wood or match a certain aesthetic.
- Oil-Based vs. Water-Based: Oil-based sealers tend to penetrate deeper and last longer, but they take more time to dry and have a stronger odor. Water-based sealers dry faster and are easier to clean up, which I appreciated for my smaller projects.
Factors I Considered Before Buying
When choosing the right Thompson Water Seal product, here are the key things I looked at:
- Surface Type: Make sure the sealer is designed for the material you want to protect—wood, concrete, or brick.
- Durability and Protection: Check if it offers mildew resistance, UV protection, and how long it promises to last.
- Ease of Application: Some sealers are sprayable, others need brushing or rolling. I preferred a product that was easy to apply evenly without too much hassle.
- Drying Time: If you want a quick project turnaround, a fast-drying sealer can be a big plus.
- Coverage Area: Calculate how much surface you need to cover and buy accordingly to avoid multiple trips or running out mid-project.
- Environmental Impact: I also looked into low-VOC options to reduce harmful fumes during application.
My Application Tips
After purchasing, here’s what helped me get the best results:
- Prepare the Surface: Clean and dry the area thoroughly before sealing. This step is crucial for good adhesion.
- Apply Evenly: Use a brush or roller in smooth strokes, avoiding puddles or thick spots.
- Multiple Coats: For better protection, apply two coats, allowing proper drying time in between.
- Weather Conditions: Choose a dry day with mild temperatures to apply the sealer. Rain or extreme heat can affect the finish.
Where to Buy Thompson Water Seal
I found Thompson Water Seal products easily at major hardware stores like Home Depot and Lowe’s, as well as online retailers such as Amazon. Comparing prices and checking for discounts helped me save some money too.
Final Thoughts
Using Thompson Water Seal has helped me protect my outdoor wood surfaces effectively, and I recommend it if you want a straightforward, quality water sealer. Just make sure to pick the right type for your project and follow the application tips for the best protection and longevity.
I hope my buying guide helps you choose the perfect Thompson Water Seal product for your needs!
Author Profile
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I’m Jessica Maloney, the writer behind helenamulkerns.com. My background is rooted in writing and editorial work, where I spent years learning how to explain ideas clearly and honestly for real readers. What started as a personal writing space gradually grew into something more practical, shaped by curiosity and a habit of closely noticing how everyday things actually work.
Since 2026, I’ve been using this blog to share straightforward product reviews and buying insights based on real use, not assumptions. I write the way I research and shop - carefully, calmly, and with attention to small details that often matter most. My aim is to help you feel informed and confident before making a decision.
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