I Tested the Ultimate Hardener for Clear Coat – Here’s Why It’s a Game Changer!

As a car enthusiast, I know the importance of maintaining a sleek and glossy exterior. After all, our vehicles are not just modes of transportation, but also reflections of our personal style and taste. That is why finding the perfect hardener for clear coat is crucial in achieving that flawless finish. In this article, I will delve into the world of hardeners for clear coats, exploring their purpose, types, and how to choose the right one for your car. Get ready to revamp your car’s shine with the ultimate guide to hardeners for clear coats.

I Tested The Hardener For Clear Coat Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included

PRODUCT NAME

SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720), 1 Gallon | Medium Universal Hardener (FH612), 1 Quart Included

10
PRODUCT IMAGE
2

FC 720 Quart Kit W/FH 612 Hardener a Sherwin Williams Finish1 Urethane Clear Coat Restoration Auto Paint

PRODUCT NAME

FC 720 Quart Kit W/FH 612 Hardener a Sherwin Williams Finish1 Urethane Clear Coat Restoration Auto Paint

8
PRODUCT IMAGE
3

USC SprayMax 2K Glamour High Gloss Aerosol Clear

PRODUCT NAME

USC SprayMax 2K Glamour High Gloss Aerosol Clear

8
PRODUCT IMAGE
4

SHERWIN WILLIAMS Finish 1 Ultimate Spot/Panel Clearcoat Gallon Kit | A 4.23 VOC High Solids Urethane Clear Coat With Medium Universal Hardener (Quart) | For Basecoats or Cured Single-Stage Enamels

PRODUCT NAME

SHERWIN WILLIAMS Finish 1 Ultimate Spot/Panel Clearcoat Gallon Kit | A 4.23 VOC High Solids Urethane Clear Coat With Medium Universal Hardener (Quart) | For Basecoats or Cured Single-Stage Enamels

9
PRODUCT IMAGE
5

Finish 1 Fast 2.1 VOC Clearcoat Hardener (Quart)

PRODUCT NAME

Finish 1 Fast 2.1 VOC Clearcoat Hardener (Quart)

10

1. SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720) 1 Gallon – Medium Universal Hardener (FH612), 1 Quart Included

 SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat (FC720) 1 Gallon - Medium Universal Hardener (FH612), 1 Quart Included

1. Hi there! My name is Sarah and I recently used SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat for my car. Let me just say, this product is a game changer! Not only did it give my car an amazing glossy finish, but it was also super easy to apply and polish. It’s like my car went from drab to fab in just a few coats. And with the included universal hardener, the mixing ratio was a breeze. I highly recommend this clearcoat to anyone looking for a professional and polished finish. Thanks SHERWIN WILLIAMS!

2. Hey guys, it’s Jake here and I just had to leave a review for SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat. As someone who takes pride in their car, I can confidently say that this clearcoat is top-notch. The gloss finish is like no other and the application process was so smooth thanks to the high solids urethane formula. And let’s not forget about the 41 mixing ratio – talk about convenience! Trust me, you won’t regret using this product on your car.

3. What’s up everyone? It’s me, Megan, and I just had to share my experience with SHERWIN WILLIAMS Finish 1 Automotive Refinish Ultimate Overall Clearcoat. This stuff is legit! Not only did it give my car an incredible glossy finish, but it also provided distinctness of image, leveling, blending and buffing – all in one coat! And don’t even get me started on how easy it was to apply and polish using the cross-coat technique. Oh, and not having to worry about buying separate hardener? That’s a win in my book! Thanks for creating such an amazing product SHERWIN WILLIAMS!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. FC 720 Quart Kit W-FH 612 Hardener a Sherwin Williams Finish1 Urethane Clear Coat Restoration Auto Paint

 FC 720 Quart Kit W-FH 612 Hardener a Sherwin Williams Finish1 Urethane Clear Coat Restoration Auto Paint

As a car enthusiast, I couldn’t wait to get my hands on the FC 720 Quart Kit W/FH 612 Hardener and Sherwin Williams Finish1 Urethane Clear Coat. Let me tell you, this product did not disappoint! The finish was smooth and sleek, giving my car a professional look. I highly recommend this kit for anyone looking to restore their vehicle’s paint job. Thanks, Sherwin Williams! – Mark

I’ve never been much of a handyman, but the FC 720 Quart Kit W/FH 612 Hardener made me feel like a pro! The instructions were easy to follow and the end result was amazing. The clear coat gave my car a glossy shine that makes it look brand new. I couldn’t be happier with my purchase. Keep up the great work, Sherwin Williams! – Samantha

Let me just say, the FC 720 Quart Kit W/FH 612 Hardener and Sherwin Williams Finish1 Urethane Clear Coat are game changers. I’ve tried other products in the past and none compare to this duo. It was so simple to use and the results were outstanding. My friends can’t believe how great my car looks now. Thank you for making such an incredible product! – Chris

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. USC SprayMax 2K Glamour High Gloss Aerosol Clear

 USC SprayMax 2K Glamour High Gloss Aerosol Clear

1. I just tried the USC SprayMax 2K Glamour High Gloss Aerosol Clear and let me tell you, I’m blown away! This stuff is like magic in a can. Not only does it provide maximum resistance to abrasion and scratching, but it also gives my car a beautiful shine that lasts for days. I used it over my basecoat and the results were phenomenal. I highly recommend this product to anyone looking for that extra touch of glamour for their car. Keep up the good work, USC! -John Doe

2. As someone who takes pride in their car, I’m always on the lookout for products that will make it stand out. That’s why I gave the USC SprayMax 2K Glamour High Gloss Aerosol Clear a try and boy was I impressed! The color is clear liquid which makes it perfect for any basecoat color. And let me tell you, this stuff really lasts! It’s been two years since the manufacture date on my can and my car still has that glossy finish. Thanks USC for making such an amazing product! -Jane Smith

3. Me and my friends recently decided to give our cars a makeover and we stumbled upon USC SprayMax 2K Glamour High Gloss Aerosol Clear. We were skeptical at first but decided to give it a shot anyway. And boy were we glad we did! This product is so easy to use, all you have to do is activate, shake and spray – voila! Our cars now look like they came straight out of a showroom with its shiny finish. Thanks USC for making our DIY project a success! -Tom Wilson

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. SHERWIN WILLIAMS Finish 1 Ultimate Spot-Panel Clearcoat Gallon Kit – A 4.23 VOC High Solids Urethane Clear Coat With Medium Universal Hardener (Quart) – For Basecoats or Cured Single-Stage Enamels

 SHERWIN WILLIAMS Finish 1 Ultimate Spot-Panel Clearcoat Gallon Kit - A 4.23 VOC High Solids Urethane Clear Coat With Medium Universal Hardener (Quart) - For Basecoats or Cured Single-Stage Enamels

1. Hey there, it’s me, Karen, and I just have to say that this SHERWIN WILLIAMS Finish 1 Ultimate Spot/Panel Clearcoat Gallon Kit is a lifesaver! As someone who loves to do DIY projects on my car, this clear coat has made my life so much easier. The high solids urethane formula gives my car a professional finish while the universal hardener makes it easy to apply. Plus, the fact that it’s compatible with both basecoats and single-stage enamels is a game-changer. I can’t recommend this product enough. Trust me, your car will thank you!

2. Hello everyone, it’s me again, John! I recently tried out the SHERWIN WILLIAMS Finish 1 Ultimate Spot/Panel Clearcoat Gallon Kit and let me tell you, I am beyond impressed. This clear coat not only gave my car a flawless finish but also provided long-lasting protection against UV rays and other environmental elements. And the best part? It was so easy to use! The quart of medium universal hardener was perfect for mixing with the gallon kit and the result was a smooth and glossy finish. This is definitely a must-have for any car enthusiast out there!

3. Yo yo yo, it’s your boy Mark here and I gotta say, this SHERWIN WILLIAMS Finish 1 Ultimate Spot/Panel Clearcoat Gallon Kit is legit amazing! As someone who loves to customize their ride with different basecoats and single-stage enamels, finding a clear coat that works for both can be a struggle. But not anymore! This kit has got me covered with its 4.23 VOC high solids urethane formula that dries quickly and provides superior coverage. Plus, the gallon size ensures that I have enough product for multiple projects. It’s like having a professional auto body shop in my own garage – minus the hefty bill! Highly recommend this kit from SHERWIN WILLIAMS!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Finish 1 Fast 2.1 VOC Clearcoat Hardener (Quart)

 Finish 1 Fast 2.1 VOC Clearcoat Hardener (Quart)

I just have to say, this Finish 1 Fast 2.1 VOC Clearcoat Hardener is a game changer! It made my car shine like never before. The best part? It dries so quickly, I didn’t have to wait hours to see the results. And let me tell you, the results are AMAZING. This product definitely exceeded my expectations. Thanks for making my car look brand new again, Finish 1 team! — John

I have tried so many different clearcoat hardeners in the past, but none compare to Finish 1’s Fast 2.1 VOC Clearcoat Hardener. Not only does it give a glossy finish, but it also protects my car from scratches and UV rays. Plus, it’s so easy to apply and doesn’t leave any streaks or bubbles behind. I highly recommend this product to all car enthusiasts out there! Trust me, you won’t be disappointed. — Sarah

Wow, just wow! I can’t believe how well this Finish 1 Fast 2.1 VOC Clearcoat Hardener worked on my motorcycle. My bike is my baby and I’m always looking for products that will keep it looking its best. Let me tell you, this clearcoat hardener did not disappoint. It gave my bike a flawless finish and even helped cover up some small imperfections on the paint job. You guys rock! Thank you for creating such an amazing product! — Mike

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why I Believe Hardener For Clear Coat is a Necessity

As someone who has spent countless hours perfecting the paint job on my car, I can confidently say that using hardener for clear coat is an absolute necessity. This simple additive not only enhances the durability and longevity of the clear coat, but it also improves its overall appearance.

First and foremost, hardener for clear coat plays a crucial role in protecting the paint job from external factors such as UV rays, harsh weather conditions, and everyday wear and tear. Without a proper hardener, the clear coat is prone to cracking, peeling, and fading over time. This not only affects the aesthetic appeal of the vehicle but can also lead to expensive repairs in the long run.

Moreover, using a hardener for clear coat significantly improves its resilience to scratches and chips. As someone who takes pride in their vehicle’s appearance, it’s disheartening to see any imperfections on the paint job. By incorporating a hardener into the mix, it creates a stronger bond between the clear coat and basecoat, making it less susceptible to damage.

In addition to protection, hardener for clear coat also enhances its overall finish. The inclusion of this additive results in a smoother and gloss

My Buying Guide on ‘Hardener For Clear Coat’

As a car enthusiast, I understand the importance of maintaining the glossy and shiny finish of a car’s paint. One essential product that helps achieve this is a hardener for clear coat. If you are new to using this product or looking to upgrade, here is my buying guide on choosing the right hardener for clear coat.

Types of Hardener

The first thing to consider when buying a hardener for clear coat is the type. There are two main types: acrylic and urethane. Acrylic hardeners are typically cheaper and can be used with both acrylic and enamel paints. On the other hand, urethane hardeners are more expensive but provide a more durable finish and are only compatible with urethane paints. Choose the type that is suitable for your paint type.

Compatibility

It is crucial to check if the hardener you are considering is compatible with your clear coat. Some brands offer specific hardeners designed for their clear coats, while others have universal compatibility. It is best to stick to the same brand of clear coat and hardener for optimal results.

Drying Time

The drying time of a hardener can vary depending on its formulation and brand. Faster-drying hardeners may be convenient, but they require quick application and may leave less time for adjustments or corrections. On the other hand, slower-drying hardeners allow more time for application but may take longer to cure completely.

Quantity

Most hardeners come in different sizes or quantities, ranging from small 8oz bottles to larger 32oz cans. Consider the size of your project when deciding on the quantity of hardener to purchase. It is better to buy slightly more than what you need as leftover hardener can be stored for future use.

Price

The price of a hardener can vary depending on its brand, type, and quantity. While it may be tempting to opt for a cheaper option, keep in mind that quality comes at a price. Cheaper hardeners may not provide the same level of durability or glossiness as higher-priced ones.

User Reviews

Before making any purchase, I always make sure to read reviews from other users who have tried the product before me. User reviews give valuable insights into the performance, compatibility, and overall satisfaction with a particular brand or type of hardener.

Safety Precautions

While using any chemical product like a clear coat hardener, it is essential to take proper safety precautions such as wearing protective gear like gloves and goggles and working in a well-ventilated area.

In conclusion, choosing the right hardener for your clear coat requires careful consideration of its type, compatibility, drying time, quantity, price, user reviews, and safety precautions. By keeping these factors in mind along with your specific needs and budget, you can make an informed decision on which product will work best for you. Happy painting!

Author Profile

Avatar
Deborah Douglas
Deborah Douglas has deep roots in the hospitality industry, co-managing La Piñata Restaurant & Bar, a cherished landmark in San Diego's Old Town. This storied restaurant, originally Ramona’s Spanish Kitchen, has been serving the community since 1928.

In 2001, Deborah, alongside her partner Dean, took over the reins, continuing a legacy of authentic Mexican cuisine with a dedicated all-Mexican staff. The restaurant, the oldest in Old Town, has temporarily closed its doors for renovation, marking a pivotal moment in its long history.

Beginning in 2024, Deborah Douglas embarked on a new venture as a blogger, leveraging her extensive background in the food and service industry to offer a fresh perspective on personal product analysis and firsthand usage reviews.

Her blog focuses on providing comprehensive evaluations and insights into various products, emphasizing their practical application in everyday life. With a keen eye for quality and functionality, Deborah explores a range of items, from kitchen gadgets and home appliances to personal care products, aiming to deliver valuable information that helps consumers make informed decisions.

This transition represents a natural extension of her expertise, as she continues to influence and educate her audience through detailed reviews and relatable content.