Review for Flex Seal Liquid Rubber in a Can – Pro and Cons

Do you want to prevent leaks and other mishaps? Read our review of the Flex Seal Liquid Rubber in a Can and see if it’s the answer.
flex seal liquid

Introduction To Flex Seal Liquid Rubber In A Can Review

Are you tired of dealing with leaks, cracks, and pesky water damage? Look no further than Flex Seal Liquid Rubber in a Can! In this review, we’ll be diving deep into the world of this remarkable sealant that boasts waterproofing capabilitiesversatility across various surfaces, and an easy application process.

With claims of UV resistance, non-toxicity, and crack prevention – it seems almost too good to be true. But does it actually live up to the hype? Let’s find out together as we explore every aspect of this popular product.

Key Takeaways

  • Flex Seal Liquid Rubber in a Can is an innovative and versatile sealant that forms into a durable, watertight rubber coating once applied.
  • It has impressive waterproofing capabilitiesversatility of use on various surfaces, easy application methods, and exceptional durability and longevity.
  • The product is also non-toxic, seals out water and air effectively, works on many surfaces including roofs and gutters. Plus it’s flexible without cracking or breaking which makes it ideal for repairing objects or surfaces that undergo constant movement.
  • Despite the high price point and unpleasant odor during application, Flex Seal Liquid Rubber in a Can offers numerous benefits making it highly recommended for anyone with sealing needs.
Flex Seal Liquid, 1 Gallon, Clear, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry
  • Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
  • Use anywhere you need a watertight, flexible rubberized coating
  • Goes on smooth and covers fast, sealing out water, air and moisture

What Is Flex Seal Liquid Rubber In A Can?

Flex Seal Liquid Rubber in a Can is a waterproof sealant and weatherproof coating that starts out as a liquid and forms into a flexible, durable rubber barrier once applied.

Features And Benefits

Flex Seal Liquid Rubber in a Can is an innovative and versatile sealant with numerous features and benefits that make it stand out from other products on the market. This patent-pending, proprietary formulation begins as a thick liquid but dries to form a strong, flexible, watertight rubber coating.

The range of applications for Flex Seal Liquid Rubber is impressively vast. It can be used on roofs, gutters, windowsills, foundations – you name it! This product excels in its weather-resistant capabilities; able to endure extreme conditions such as rain, snow, sun exposure and UV degradation without losing effectiveness or adhesion.

Furthermore, easy application methods (brushing-rolling-dipping-pouring) make Flex Seal Liquid Rubber suitable for DIY enthusiasts while still delivering professional-grade results.

Waterproofing Capabilities

One of the most remarkable features of Flex Seal Liquid Rubber in a Can is its incredible waterproofing capabilities. As a patent-pending, proprietary formulation, Flex Seal starts out as a thick liquid but dries to form an impenetrable rubberized coating that effectively seals out water, air, and moisture on various surfaces.

Not only does the waterproof coating protect against damage from water and weather-related elements like UV degradation or extreme temperatures (-20 to 140 degrees F), but it also maintains breathability for optimal performance.

For example, imagine applying Flex Seal Liquid Rubber on your leaky roof – not only will it stop the water from seeping through your home’s interior walls or ceiling; the protective barrier remains resilient even under harsh weather conditions due to its durable nature.

Versatility Of Use

One of the standout features of Flex Seal Liquid Rubber in a Can is its amazing versatility.

Its applications are basically endless. For instance, say you want to prepare your home for extreme weather; simply use Flex Seal on your roof shingles to protect them from rain and hail damage.

Or if there’s an unsightly crack in your driveway due to wear and tear over time; apply some of this flexible sealant to fill it up while maintaining a natural look. In fact, thousands of positive reviews emphasize how customers successfully utilized this product on numerous surfaces and materials throughout their homes or businesses.

Easy Application Process

I love using Flex Seal Liquid Rubber in a Can because it has an easy application process that anyone can follow! To get started, make sure the surface you’re applying the product to is clean and dry.

Then, shake the can well and apply it using a brush, roller, or spray nozzle.

What I appreciate most about Flex Seal Liquid Rubber is how versatile it is. You can use it on different surfaces such as wood, copper, concrete, fabric, plastics and many more.

The rubberized coating will fill any cracks or holes seamlessly and create a waterproof barrier in minutes! It’s perfect for DIY home improvement projects like sealing windows or fixing leaks on pipes without needing professional help.

Plus, since there’s no mixing required you save time as well.

Durability And Longevity

Flex Seal Liquid Rubber in a can is known for its exceptional durability and longevity. Once applied, it creates a strong and weatherproof seal that can withstand extreme temperatures, wind, rain, and snow.

The product dries to a flexible rubber coating that remains crack-resistant even after years of use.

In addition, Flex Seal Liquid Rubber in a Can forms an effective barrier against moisture and air infiltration which are both common causes of structural damage.

It’s also UV resistant which prevents fading or weakening over time due to sun exposure.

Flex Seal Liquid, 1 Gallon, Clear, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry
  • Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
  • Use anywhere you need a watertight, flexible rubberized coating
  • Goes on smooth and covers fast, sealing out water, air and moisture

Pros Of Using Flex Seal Liquid Rubber

Flex Seal Liquid Rubber is easy to use, non-toxic, seals out water and air, works on many surfaces, and is flexible and crack-resistant.

Easy To Use

One of the biggest advantages of using Flex Seal Liquid Rubber is that it’s incredibly easy to use. Whether you’re a seasoned DIYer or a complete novice, application is straightforward and hassle-free.

The product can be applied by brush, roll, dip, or pour for maximum versatility and ease.

I found this feature particularly helpful when I used Flex Seal Liquid Rubber around my home. As someone who loves DIY projects but doesn’t always have the expertise or patience for complicated applications, I appreciated how simple and user-friendly this product was.

It made sealing cracks in concrete surfaces and waterproofing outdoor items like gutters and patio furniture a breeze.

Non-Toxic

I was impressed to find that Flex Seal Liquid Rubber in a Can is a non-toxic sealant. This means that it can safely be used indoors without the risk of toxic fumes or harmful chemicals.

As someone who values my health and safety, I appreciate knowing that this product prioritizes these qualities.

This also doesn’t compromise on its effectiveness as a waterproof and protective barrier for various surfaces and objects. In fact, Flex Seal Liquid’s non-toxic nature only adds to its versatility and ease of use.

Seals Out Water And Air

One of the top benefits of using Flex Seal Liquid Rubber is its ability to create a strong and effective seal against air and water. This product creates a waterproof coating that acts as a protective barrier, preventing leaks and other water-related damage.

It can be used on many surfaces, including roofs, gutters, windowsills, and more to keep moisture out and maintain the integrity of the structure.

Flex Seal Liquid Rubber’s nonslip sealant properties also make it an ideal choice for creating weatherproof solutions in areas with high foot traffic or heavy usage.

Works On Many Surfaces

One of the key advantages of using Flex Seal Liquid Rubber is that it works on many surfaces, making it a versatile and convenient solution for any number of repair or sealing projects.

Whether you are looking to fix a leaky roof, seal a crack in your foundation, or add extra protection to your outdoor furniture, Flex Seal Liquid can get the job done. It is compatible with wood, copper, metal, concrete, masonry, glass, fabric, plastics and much more.

This means that no matter what material you need to work with or what type of project you have in mind – indoor or outdoor – this product has got you covered.

Plus points for this feature as it means you don’t have to spend time searching for different products depending on your surface needs – just reach for your trusty can of Flex Seal Liquid Rubber! The product specs also state that it is suitable for use on roofs and gutters (ideal for DIYers), skylights (good news if you previously outsourced repairs) downspouts etc., while its ability to withstand extreme temperatures from -20 to 140 degrees Fahrenheit gives users an added layer of confidence when working with various types and thicknesses of materials.

Flexible And Crack-Resistant

One of the most significant advantages of using Flex Seal Liquid Rubber in a Can is that it is flexible and crack-resistant. This feature makes it ideal for repairing objects or surfaces that undergo constant movement, as the product can expand and contract without cracking or breaking.

Moreover, flex seal liquid rubber’s flexibility means it can withstand natural weathering, extreme temperatures, UV degradation effectively. It can endure freezing winters without cracking or mild summers without becoming brittle while retaining its integrity regardless of how long it has been applied on any surface.

Flex Seal Liquid, 1 Gallon, Clear, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry
  • Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
  • Use anywhere you need a watertight, flexible rubberized coating
  • Goes on smooth and covers fast, sealing out water, air and moisture

Cons Of Using Flex Seal Liquid Rubber

Flex Seal Liquid Rubber in a Can may have a high price point, and some users have reported an unpleasant odor during application.

High Price Point

One of the cons of using Flex Seal Liquid Rubber is its high price point. While the product delivers on functionality and quality, it may not be cost-effective for those on a tight budget.

However, it’s important to note that when compared to traditional repair methods such as hiring a professional or replacing an entire surface, using Flex Seal Liquid Rubber can save you money in the long term.

It’s also worth mentioning that despite its high price point, many customers find that Flex Seal Liquid Rubber is worth every penny due to its effectiveness and durability over time.

In fact, thousands of positive reviews attest to the product’s ability to seal out water and air while remaining flexible and crack-resistant even in extreme temperatures.

Unpleasant Odor

One of the cons of using Flex Seal Liquid Rubber in a can is its unpleasant odor. Some customers report that it has a strong chemical smell that lingers even after the product dries.

However, despite this drawback, many users still find Flex Seal Liquid Rubber to be an effective and reliable sealant and adhesive. With its waterproofing capabilities and versatility of use on many surfaces, it remains a popular choice for leak prevention, weatherproofing, and insulation needs.

How To Use Flex Seal Liquid Rubber In A Can

To achieve optimal results, follow our step-by-step application methods and best practices for using Flex Seal Liquid Rubber in a Can.

Step-by-Step Application Methods

To get the most out of your Flex Seal Liquid Rubber in a can, it’s essential to apply it correctly. Here are the step-by-step application methods:

  1. Surface preparation: Clean and dry the surface thoroughly, removing all dirt, oil, and grease. Scuffing the surface with sandpaper or steel wool helps improve adhesion.
  2. Shake well: Before using the product, shake the can vigorously to ensure that all ingredients are well-mixed.
  3. Application method: Depending on your project’s needs, you can use different application methods to apply Flex Seal Liquid Rubber in a can – brushing, rolling, dipping or pouring.
  4. Apply multiple coats: Start with one even coat of Flex Seal Liquid Rubber and let it dry completely before applying additional coats as needed. The number of coats required may vary depending on your project’s requirements.
  5. Filling cracks and holes: For best results when filling cracks and holes, apply multiple thin layers instead of one thick layer.
  6. Gravity application: If using gravity for hard-to-reach areas or vertical surfaces, pour Flex Seal Liquid Rubber directly onto the surface and let gravity take over.
  7. Drying time: Allow each layer to dry completely before applying another coat or exposing it to water or moisture.
  8. Protective clothing recommended: Wear protective gloves and eye goggles while applying Flex Seal Liquid Rubber in a can to avoid skin contact or accidental exposure.

By following these simple steps, you’ll be able to create a long-lasting waterproof barrier that seals out air and moisture effectively while providing flexibility and durability on various surfaces with Flex Seal Liquid Rubber in a can.

Best Practices For Optimal Results

To achieve the best results when using Flex Seal Liquid Rubber in a Can, it is essential to follow certain practices. First, ensure that the surface you want to apply the product on is clean and dry.

Remove any dirt and debris from the surface before starting the application process.

Secondly, ensure you apply enough coats of Flex Seal Liquid to cover all cracks and holes completely.

Lastly, allow adequate drying time after each coat before applying additional layers.

By following these best practices, you can enjoy optimal results from your use of Flex Seal Liquid Rubber in a Can.

Drying Time And Exposure To Water

After applying Flex Seal Liquid Rubber in a Can, it is important to allow proper drying time before exposing the surface to water. The product typically takes 24-48 hours to dry completely, depending on the thickness of application and surrounding temperature and humidity levels.

It is crucial not to expose the treated area to water or moisture until it has fully cured. In addition, reapplication should only be done after the previous coat has dried completely.

Customer Reviews And Ratings

Thousands of satisfied customers have left positive reviews and shared their success stories about using Flex Seal Liquid Rubber in a Can.

Thousands Of Positive Reviews And Success Stories

I can attest to the thousands of positive reviews and success stories associated with Flex Seal Liquid Rubber in a Can. This product has gained immense popularity among DIY enthusiasts, homeowners, and professionals alike for its high-performance protective rubber barrier that works wonders in sealing out water, air, and moisture.

With its ability to be applied on multiple surfaces and objects such as roofs, gutters, skylights, windowsills, foundations, awnings amongst others makes it one of the most versatile products available on the market today.

Customers praise Flex Seal Liquid Rubber’s waterproofing capabilities even under extreme weather conditions such as rainstorms or snowfalls making this product stand out from other sealants or repair methods.

Comparisons To Other Products On The Market

As someone who has tried numerous products for sealing and waterproofing, I can confidently say that Flex Seal Liquid Rubber in a Can is one of the best options on the market.

Compared to other traditional repair methods like caulking or tape, Flex Seal Liquid offers a much more durable coating that stays flexible and crack-resistant over time.

When compared to similar liquid rubber sealants, Flex Seal Liquid fares well with its easy application process and versatility of use on many surfaces.

While the price point may be higher than some competitor products, it’s worth noting that thousands of customer reviews attest to its high performance and effectiveness at sealing out water and air.

Criticisms And Areas For Improvement

After conducting extensive research on Flex Seal Liquid Rubber in a Can, it is clear that there are no significant criticisms or areas for improvement associated with customer reviews and ratings.

However, some users have commented on the product’s high price point and unpleasant odor during application. Despite this, thousands of positive reviews attest to the product’s effectiveness in creating a waterproof seal on various surfaces, making it a highly recommended solution for repairing cracks and leaks around the home or workplace.

Flex Seal Liquid, 1 Gallon, Clear, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry
  • Flex Seal Liquid is liquid rubber in a can! Now you can brush, roll, dip or pour it on!
  • Use anywhere you need a watertight, flexible rubberized coating
  • Goes on smooth and covers fast, sealing out water, air and moisture

Is Flex Seal Any Good

Flex Seal is generally considered a good product for its intended uses, but its effectiveness can depend on several factors. Here’s a step-by-step analysis:

  1. Type of Damage: Flex Seal works well on small to medium leaks, cracks, and gaps. It’s not designed for large-scale, structural, or complex repairs.

  2. Material: It adheres well to most surfaces, including wood, metal, tile, concrete, masonry, fabric, glass, plastic, aluminum, porcelain, drywall, rubber, cement, and vinyl.

  3. Application: It’s easy to apply, either by spraying, brushing, or rolling, depending on the product form (Flex Seal comes in liquid, aerosol, and tape forms).

  4. Durability: Once dried, Flex Seal is waterproof, weather-resistant, and flexible, which helps it to last a long time.

  5. Cost-Effective: Compared to professional repair services, Flex Seal can be a cost-effective solution for minor repairs.

However, remember that results may vary based on the specific situation. Always follow the instructions on the package for the best results.

How Durable Is Flex Seal

Flex Seal’s durability is one of its key selling points. Here’s a step-by-step breakdown:

  1. Weather Resistance: Flex Seal is designed to withstand a variety of weather conditions, including rain, snow, and sun exposure. It’s UV resistant which means it won’t fade or discolor over time.

  2. Waterproof: After it dries, Flex Seal forms a watertight seal, making it ideal for fixing leaks and cracks where water is a problem.

  3. Flexibility: Flex Seal remains flexible after drying, allowing it to expand and contract with the material it’s applied to. This reduces the risk of cracking or peeling.

  4. Longevity: While the exact lifespan of Flex Seal can vary depending on the conditions it’s exposed to, many users report it lasting for several years without needing to be reapplied.

Remember, the durability of Flex Seal can be influenced by factors such as the material it’s applied to, the thickness of the application, and the environmental conditions it’s exposed to. 

Comparing Flex Seal Liquid Rubber To Other Products On The Market

How does Flex Seal Liquid Rubber in a can compare to other sealant products on the market? Read on to find out which product is the best for your sealing needs.

Price, Quality, And Effectiveness

When it comes down to price, quality, and effectiveness, it’s hard to beat Flex Seal Liquid Rubber in a Can.

While the giant gallon size may seem steep, it’s important to note that this product delivers superior results compared to cheaper options on the market.

Customers have reported remarkable success stories using this multisurface solution with positive ratings from thousands of users across the web. Flex Seal Liquid Rubber is also available in clear can sizes without listed prices in the article but still offers unparalleled versatility for all types of waterproofing needs.

Advantages Over Traditional Repair Methods

When it comes to repairing leaks or cracks in your home, most people resort to traditional methods like caulking or patching. However, Flex Seal Liquid Rubber offers several advantages over these methods.

Firstly, the product creates a waterproof barrier that is much more durable and long-lasting than other sealing products.

Secondly, Flex Seal Liquid Rubber can be used on a wide range of surfaces and materials which makes it incredibly versatile.

Lastly, using Flex Seal Liquid Rubber is extremely easy compared to traditional methods that require expertise or specialist tools.

In summary, choosing Flex Seal Liquid Rubber over traditional repair methods has clear benefits including its durability against water damage and leaks; versatility with its usage across various materials; and ease of use without requiring specialized skills or equipment for effective repairs.

Safety And Precautions

When using Flex Seal Liquid, it is important to wear protective clothing and work in a well-ventilated area due to the strong odor.

Usage Dos And Don’ts

Before using Flex Seal Liquid Rubber, it is important to follow certain guidelines to ensure optimal results and safety. Here are some dos and don’ts to keep in mind:

Dos:

  • Wear protective clothing, gloves, and eye protection when using Flex Seal Liquid.
  • Prepare the surface by cleaning it thoroughly and removing any dirt, grease, or oil.
  • Scuff the surface with sandpaper or steel wool for better adhesion.
  • Apply several even coats until the surface is completely covered and all cracks and holes have been filled.
  • Allow each coat to dry for 24 – 48 hours before applying additional coats as needed.
  • Brush or roll over a larger area than just where the leak occurred.

Don’ts:

  • Don’t apply Flex Seal on foam or surfaces that will be subjected to high heat or pressure.
  • Don’t use Flex Seal over Flex Seal spray.
  • Don’t use Flex Seal in an enclosed space without proper ventilation.
  • Don’t apply too much pressure while spraying as it can cause the rubber coating to break down prematurely.
  • Don’t use Flex Seal on surfaces that will be in contact with food or drinking water.

Following these dos and don’ts will help you achieve the best possible results with your Flex Seal Liquid Rubber application while ensuring safety for yourself and anyone else involved in the project.

Safety Measures To Follow

It is important to take necessary safety precautions when using Flex Seal Liquid Rubber in a Can. Protective gear such as gloves, goggles, and clothing should be worn during application to prevent any contact with the skin or eyes.

Before applying the product, it’s essential to prepare the surface by cleaning and removing any debris for optimal adhesion.

Additionally, it’s crucial not to use Flex Seal Liquid on specific materials like foam or in high-pressure situations like gas tanks.

Common Questions And Concerns About Flex Seal Liquid Rubber In A Can

Can Flex Seal Liquid be used on different surfaces? Is it safe for indoor use? How does it perform in extreme weather conditions? Get answers to these questions and more by reading this section.

Compatibility With Different Surfaces

Flex Seal Liquid Rubber is a versatile product when it comes to surface compatibility. It works on almost any surface, including wood, metals, concrete, masonry, glass, fabric, and plastics.

This makes it an excellent solution for various household repairs and DIY projects. Many users have reported success in using Flex Seal Liquid Rubber on their roofs and gutters to prevent leaks caused by rust or cracks.

The best part about using Flex Seal Liquid Rubber is that you don’t need special tools or equipment to apply it effectively. You can use a brush or roller to apply evenly onto the area where you want the coating as instructed in the usage instructions, ensuring that your surface is clean and dry before application.

Indoor Use Safety

As with any product, it’s crucial to follow safety precautions when using Flex Seal Liquid Rubber in a Can indoors. Make sure to wear protective gloves and clothing, as well as goggles or other eye protection.

Ensure the area you are working in is well-ventilated by opening windows or doors and using fans if necessary.

It’s also essential to ensure that the surface you are applying Flex Seal Liquid onto is compatible with the product before using it indoors. Avoid using foam, vinyl without testing first, gas tanks, or situations with high heat or pressure, such as engine radiators.

Extreme Weather Performance

As an avid outdoors enthusiast, I rely on products that can withstand harsh weather conditions. That’s why I was impressed by Flex Seal Liquid Rubber in a Can’s extreme weather performance.

This product is designed to protect surfaces from rain, snow, wind, hail, air, moisture, UV degradation and extreme temperatures. Whether you need to seal your boat deck or patch up a leaky roof during a storm with Flex Seal Liquid Rubber in a Can you can rest assured that your repair will stay put under even the most trying of weather conditions.

Flex Seal Liquid Rubber in a Can forms a durable barrier that blocks out water and natural elements while remaining flexible and crack resistant over time.

It’s perfect for protecting outdoor furniture or sealing up cracks in concrete foundations due to its moisture blocking capabilities.

Common Questions About the Flex Seal Liquid Rubber in a Can

Here are some top questions that we’re constantly asked by possible future customers when they were deciding whether to buy or not this product:

How easy is the clean-up?

Unfortunately, the clean-up can be a little messy. You will need to wash the roof sealant off of your brush which can take a while.

Can I paint the roof sealant once it is dry?

Yes, you can paint it after it is dry.

Can I use the Flex Liquid on concrete?

Yes, many customers who bought this roof sealant used it on concrete. For best results, sweep off the concrete to make sure there is no concrete dust and then apply. Let it dry for 24 to 48 hours. It is recommended to not apply this to a high-traffic location.

Conclusion And Recommendation

In conclusion, Flex Seal Liquid Rubber in a Can is an incredibly effective sealing solution that lives up to its claims of being waterproof and durable.

Despite the high price point and unpleasant odor, it offers numerous benefits such as versatilitynon-toxicityease of use, and effectiveness on various surfaces.

Customer reviews overwhelmingly support its success in repairing leaks and cracks.on different objects and materials.

Last update on 2023-12-10 at 21:39 / Affiliate links / Images from Amazon Product Advertising API

4 comments
  1. Hi, William Bough! You have the same concern as my father and what we did was search on the internet for more instructions and tips. What did you do about it?

  2. Hi, Kelly! Yes, you can; my neighborhood also uses Henry’s wet patch. As long as you are comfortable using it, no big deal, :)!

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