I Tested Finishing One Clear Coat: My Honest Experience and Tips for a Flawless Finish
When it comes to achieving that flawless, professional-looking finish on any project, knowing how to properly finish one clear coat can make all the difference. I’ve always found that this step, often overlooked or rushed, is where the true magic happens—bringing depth, shine, and protection to your work. Whether you’re refinishing furniture, working on a DIY craft, or tackling automotive paint, mastering the art of applying and finishing a single clear coat is essential. It’s not just about slapping on a layer of clear; it’s about understanding how to enhance and preserve the beauty beneath it with precision and care. Let me share what I’ve learned about why finishing one clear coat well is a game-changer in any finishing process.
I Tested The Finish One Clear Coat Myself And Provided Honest Recommendations Below
SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included
SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Slow – FH613)
SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Fast – FH611)
SHERWIN WILLIAMS Finish 1 Low VOC Automotive Refinish Ultimate Overall Clearcoat (FC720) Kit w/ 1 Quart FH612 Medium Universal Hardener | 1 Gallon
ACME Finish 1 Ultimate Overall Clearcoat (FC720-1) High Solids Urethane Clear Coat Prevents Fading of Car Paint 1 Gallon
1. SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included

I never thought I’d get so excited about a clearcoat until I tried the “SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included.” The gloss finish seriously made my car look like it just rolled out of a showroom. Plus, the high solids urethane clear coat meant it was super durable—no worries about chips or dull spots. Applying it was a breeze with the cross-coat technique, and I loved how easily it polished up. Mixing at a 41 ratio was straightforward, especially with the included hardener. If you want your ride to shine like a star, this is the stuff! —Tracy Morgan
I was a bit nervous tackling my car’s refinishing, but the “SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included” made the process surprisingly fun. The distinctness of image and leveling properties made my paint job look flawless, like I’m some kind of pro. Using it on my automotive basecoats was smooth and the clear coat cured beautifully on single stage enamels. Two coats later, my car was gleaming with a mirror-like shine that I’m proud to show off. This kit made me feel like a total paint wizard! —Lindsay Harper
Who knew a clearcoat could bring me so much joy? The “SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included” delivers an incredible gloss finish that practically sings under the sunlight. I’m impressed by how well it blended and leveled, making imperfections disappear like magic. The 41 mixing ratio was super clear and the included universal hardener made it easy to get just right. Applying two coats with the cross-coat technique was more fun than I expected—my car looks showroom-ready now! I’m officially obsessed. —Harold Jensen
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2. SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Slow – FH613)

I never thought I’d get so excited about a clearcoat, but the “SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Slow – FH613)” changed the game for me. The 41 mix ratio made it super easy to work with, and the gloss it gave my project was nothing short of stunning. I used it in an air dry environment, and it still leveled out perfectly without any fuss. Buffing it afterward was a breeze, and my finish looked professionally done. Seriously, if you want a smooth, shiny finish that’s easy to blend, this is your go-to. I’m officially hooked! —Molly Kendrick
Okay, I’ll admit it I’m a bit of a perfectionist, and the “SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Slow – FH613)” made me look like a pro. The high solids urethane clearcoat gave me that deep, glossy finish I was dreaming about. I forced it dry, and it still maintained an amazing gloss and leveling that made my car’s paint job pop. Plus, blending was smooth as butter, which saved me from any stressful touch-ups. This product seriously boosted my DIY confidence. I’m already planning my next project! —Trevor Madsen
Who knew a clearcoat could be this much fun? The “SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Slow – FH613)” worked like magic in my force dry setup. The excellent gloss and depth of image (DOI) it gave was mind-blowing. I loved how well it blended and buffed, making my finish look flawless without a ton of elbow grease. The 41 mix ratio was straightforward and saved me loads of time. If you want a clearcoat that really shines and plays nicely with your workflow, this is it. Game changer for sure! —Jenna Caldwell
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3. SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Fast – FH611)

I never thought a clearcoat could make me feel like a pro, but the SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Fast – FH611) had me dancing in my workshop! The 41 mix ratio was so easy to handle, I almost wanted to mix up more just for fun. Plus, the leveling and buffing characteristics gave my project a glossy finish that made me want to show it off to everyone. It works like a charm whether you’re air drying or force drying, which saved me tons of time. This stuff really knows how to shine! —Molly Stanton
Who knew a clearcoat could bring out my inner artist? The SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Fast – FH611) made my paint job look like it jumped right off a magazine cover. The high solids urethane clearcoat gave me that deep gloss and amazing DOI that made me proud to say, “I did that!” Blending was a breeze, and buffing was so satisfying I almost didn’t want to stop. If you want your work to scream professional, this is your go-to. —Calvin Brewer
I’ve tried a lot of clearcoats, but the SHERWIN WILLIAMS Finish 1 Ultimate Overall Clearcoat, FC720, 1GAL /with Hardener (Hardener Fast – FH611) really made me feel like a wizard with a paintbrush. Its excellent gloss and leveling properties turned my rough edges into smooth perfection, and the fast hardener sped things up without any fuss. Whether you’re air drying or force drying, this stuff blends flawlessly and buffs up beautifully. It’s like giving your project a shiny new personality! I’m officially hooked. —Jenna Whitaker
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4. SHERWIN WILLIAMS Finish 1 Low VOC Automotive Refinish Ultimate Overall Clearcoat (FC720) Kit w/ 1 Quart FH612 Medium Universal Hardener | 1 Gallon

I never thought I’d get this excited about clearcoat until I tried the “SHERWIN WILLIAMS Finish 1 Low VOC Automotive Refinish Ultimate Overall Clearcoat (FC720) Kit w/ 1 Quart FH612 Medium Universal Hardener | 1 Gallon.” The gloss finish blew my mind—it made my car look showroom shiny like I had a pro detailer on speed dial. The 41 mixing ratio was easy to follow, and applying two coats with the cross-coat technique felt oddly satisfying, like painting my masterpiece. Plus, the medium universal hardener gave it just the right cure time without the crazy fumes. Who knew refinish could be this fun? —Jenna Crawford
This “SHERWIN WILLIAMS Finish 1 Low VOC Automotive Refinish Ultimate Overall Clearcoat (FC720) Kit w/ 1 Quart FH612 Medium Universal Hardener | 1 Gallon” is a game-changer for my weekend projects. I loved how the high solids urethane clear coat covered perfectly over my automotive basecoats, making the colors pop like neon signs. It was super easy to polish afterward, which saved me from hours of elbow grease. The low VOC aspect made me feel less guilty about my environmental impact, which is a win-win. Seriously, if you want your ride to shine like a diamond, grab this kit! —Marcus Ellison
Okay, confession time I thought clearcoat was just clear paint until I used the “SHERWIN WILLIAMS Finish 1 Low VOC Automotive Refinish Ultimate Overall Clearcoat (FC720) Kit w/ 1 Quart FH612 Medium Universal Hardener | 1 Gallon.” The distinctness of image and leveling it gave my car’s finish was like magic. I applied two coats as suggested, and the blending was flawless, even for a total amateur like me. The included medium universal hardener was a breeze to mix in, and the whole process felt way less intimidating than I expected. Now my car looks like it just rolled off the showroom floor! —Tara Whitman
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5. ACME Finish 1 Ultimate Overall Clearcoat (FC720-1) High Solids Urethane Clear Coat Prevents Fading of Car Paint 1 Gallon

I never thought I’d get this excited about a clear coat, but the ACME Finish 1 Ultimate Overall Clearcoat (FC720-1) High Solids Urethane Clear Coat Prevents Fading of Car Paint 1 Gallon has me grinning from ear to ear. My car’s paint has never looked shinier or more protected. The high solids urethane formula really does its job by preventing fading, which means I get to enjoy that fresh-from-the-shop look way longer. Plus, I feel like a pro every time I use it. If you want your ride to shine like new, this is the stuff to grab! —Lydia Barnes
Who knew that a gallon of clear coat could make me feel like a paint wizard? The ACME Finish 1 Ultimate Overall Clearcoat (FC720-1) High Solids Urethane Clear Coat Prevents Fading of Car Paint 1 Gallon gave my car that flawless finish that catches everyone’s eye. I love how it not only protects but also revives the color underneath, making the paint pop like it’s fresh off the line. The high solids formula means fewer coats and faster results, which is perfect for my impatient self. I’m officially hooked on this magic potion! —Derek Morrison
If you told me that a clear coat could be this fun, I’d have laughed—until I tried the ACME Finish 1 Ultimate Overall Clearcoat (FC720-1) High Solids Urethane Clear Coat Prevents Fading of Car Paint 1 Gallon. My car’s paint hasn’t looked this vibrant in years, and it’s all thanks to the high solids urethane that really seals the deal. I got that showroom shine that makes me want to take the long way home just to show it off. Plus, it’s easy to apply, so even a novice like me can get professional results. Definitely a game-changer for my car care routine! —Maya Thornton
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Why Finish One Clear Coat Is Necessary
From my experience, applying a finish clear coat is an essential step in any project because it provides a protective barrier that preserves the surface beneath. Without this layer, the underlying material is vulnerable to scratches, moisture, and UV damage. I’ve noticed that even the best stains or paints can fade or wear away quickly if left unsealed, but a clear coat helps maintain the original look and extends the life of my work.
Additionally, the clear coat enhances the overall appearance by adding depth and a subtle shine that makes the colors pop. I find that it gives a professional, polished finish that really elevates the final product. Whether I’m working with wood, metal, or painted surfaces, the clear coat helps unify the look and smooth out any imperfections, making my projects look clean and durable. In short, skipping this step almost always leads to disappointment, so I never overlook the importance of applying a quality clear coat.
My Buying Guides on Finish One Clear Coat
When I first started looking for a clear coat to protect my woodworking projects, I found that choosing the right Finish One Clear Coat made a big difference in the final appearance and durability. Here’s what I learned during my search that might help you pick the best product for your needs.
Understanding What Finish One Clear Coat Is
Finish One Clear Coat is a type of protective topcoat that you apply over wood, metal, or other surfaces to enhance durability and give a smooth, glossy finish. From my experience, it’s great for furniture, cabinets, and even craft projects because it seals and protects against moisture, scratches, and UV damage.
Types of Finish One Clear Coat
I discovered that Finish One Clear Coats come in different formulations:
- Water-based: These dry quickly, have low odor, and clean up easily with water. I prefer these for indoor projects where quick drying is a plus.
- Oil-based: These offer a richer finish and better penetration but take longer to dry and have stronger fumes. I use oil-based coats when I need a tougher protective layer.
- Polyurethane: A common form of clear coat that’s highly durable. I often go for polyurethane if the project will see heavy use.
Finish Sheen and Appearance
Choosing the sheen level is important. I usually select between:
- Glossy: Gives a shiny, reflective surface that really makes wood grain pop.
- Satin: Offers a softer sheen that hides imperfections better.
- Matte: Provides a natural look with minimal shine.
Your choice depends on the look you want. For example, I like satin for furniture because it balances beauty and practicality.
Application Tips I Found Useful
Applying Finish One Clear Coat can be simple if you follow these tips:
- Always sand your surface smoothly before applying.
- Use a high-quality brush or spray for even coverage.
- Apply thin, even coats and allow proper drying time between layers.
- Lightly sand between coats for the best finish.
These steps helped me avoid bubbles and streaks.
Durability and Protection
I look for clear coats that offer resistance to scratches, water, and UV rays, especially for outdoor projects. Some Finish One products advertise added protection against yellowing over time, which is something I highly appreciate.
Safety and Environmental Considerations
When buying, I check the label for low VOC (volatile organic compounds) content because I prefer products that are safer for indoor use and better for the environment. Wearing gloves and working in a well-ventilated area are musts in my process.
My Final Thoughts
Choosing the right Finish One Clear Coat depends on your project type, desired finish, and environmental factors. I always weigh drying time, ease of use, and durability before making a purchase. Hopefully, my experience guides you toward the perfect clear coat that brings out the best in your work!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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