What Glue to Use on Porcelain Toilet? – 6 Best Glues for Porcelain Toilet


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A Reliable Solution for a Sturdy Toilet Maintaining a well-functioning toilet is crucial for a comfortable and hygienic home.

Unfortunately, porcelain toilets can encounter issues such as cracks, loose parts, or complete detachment. We’ll explore the porcelain toilet world and the glue types suitable for repairs.

The Power of Porcelain: A Trusty Companion

Porcelain, a ceramic material, is widely used in manufacturing toilets due to its durability and aesthetic appeal.

Porcelain toilets boast a smooth and glossy finish that enhances their visual appeal and makes them easier to clean.

This resilient material can face vulnerabilities over time. Understanding the characteristics and benefits of porcelain toilets will help us find suitable glue to keep them in top shape.

Identifying the Need for Glue on a Porcelain Toilet

Before we dive into the world of glue, it’s crucial to identify when your porcelain toilet requires repair. Look for signs of damage or looseness, such as cracks, wobbling parts, or leaks around the base.

Ignoring these warning signs can lead to more significant issues down the line. By addressing the problem promptly, you can save yourself from potential headaches and ensure a stable and functional toilet. So, let’s get to the bottom of these issues!

Types of Glue Suitable for Porcelain Toilets

Choosing the Right Glue: Sticking with Success

When repairing porcelain toilets, not all glues are created equal. Selecting the right glue type is essential to ensure a long-lasting and reliable bond.

Let’s explore the three main types that are highly suitable for porcelain toilets:

1. Epoxy-based glues

Strong as Steel: The Epitome of Durability

Epoxy-based glues are renowned for their exceptional strength and durability. These glues form a robust bond between porcelain surfaces, ensuring a reliable repair.

With excellent resistance to heat and water, epoxy-based glues are the go-to choice for addressing cracks or securing loose parts.

Their quick bonding properties make them efficient, allowing you to get your toilet back in working order with minimal downtime.

2. Silicone-based glues

Flexibility for the Win: Embrace Elasticity

Silicone-based glues offer a unique blend of flexibility and elasticity, making them an ideal choice for porcelain toilets.

Their ability to withstand water and chemicals ensures a strong bond. Applying silicone-based glue is a breeze, thanks to its easy application and cleanup.

3. Polyurethane-based glues

Strength and Versatility: A Reliable Companion

Polyurethane-based glues are known for their exceptional bonding capabilities, making them a dependable choice for porcelain toilets.

With waterproof and weather-resistant properties, these glues provide a reliable and long-lasting bond.

Whether fixing cracks or securing parts, polyurethane-based glues offer a versatile solution that can handle various applications.

Top 6 Types of Glue for Porcelain Toilet Repair

Here is the top six glue types that is used for porcelain toilet repair

J-B Weld ClearWeld Glue

ClearWeld glue from J-B Weld is a versatile and outstanding adhesive that can attach to practically any surface with crystal-clear transparency.

ClearWeld glue can offer a solid and permanent adhesive that is both water-resistant and heat-resistant, whether you need to repair a broken piece of glass or seal a break in a plastic container.

It’s simple to use, with a compact syringe applicator that allows for exact application and control.

J-B Weld ClearWeld adhesive is a crucial product in your toolbox, whether you’re a DIY enthusiast or a professional repair person.


  • Can fix any porcelain toilet bowl
  • Ideal for ceramic repair services.
  • This special stuff can fix small cracks in a toilet made of porcelain.


  • It takes a while for this glue to stick things together really well.
  • This glue is not very thick or heavy.

Gorilla Super Glue Gel

The Gorilla Super Glue Gel is a powerful adhesive that can be used on many materials. It’s especially great for ceramics and porcelain because it holds really well.

It’s also perfect for hard-to-reach places because it sets instantly. Once it dries, it can absorb shocks from drops and impacts.

Just be sure to use it quickly because it can dry out if not used. The anti-clog cap helps to keep it fresh for longer.


  • This glue is good at fixing broken things like toilets, sinks, and tiles made of porcelain.
  • This glue is really good for fixing things made of porcelain.
  • Suitable for any metal surface.


  • This glue needs more time to make sure things are stuck together securely.

Gorilla Super Glue

Gorilla Glue is a strong adhesive that professionals use. It can resist water and impacts. Gorilla Super Glue is a clear glue that doesn’t break or dissolve. You can use it to fix things like a toilet, and it will work well.


  • Porcelain glue can be used for many things.
  • This can repair any broken toilet bowl.
  • This works with any toilet tank!


  • This glue may not work well if you need to fill big spaces between things.

Loctite Ultra Gel Control Super Glue

Loctite Ultra Gel Control Super Glue is a special glue that can be used to fix a broken toilet. It has a special tip that helps you apply the glue easily and accurately.

The glue is strong and can resist water and impact. It can fill small gaps in your toilet, and it dries quickly so you don’t need to wait long. But it cannot fill large gaps in broken toilets.


  • This glue sticks things together really quickly!
  • This can fix a broken toilet bowl made of porcelain.
  • This can fix small cracks in a toilet made of porcelain.


  • The bottle finishes too fast.

 Glue Masters Professional Grade Super Glue

If you accidentally break your porcelain toilet and have no other glue, you can use Glue Masters Professional Grade Super Glue.

It’s good for porcelain because it’s pure and easy to control. Plus, it has a 60-day guarantee. This glue works on many materials, not just porcelain.

However, it can be a bit runny and take a while to bond, so you may need to hold it in place.


  • Waterproof
  • It can be stored for later use.
  • It has High bonding strength.


  • Does not work with plastic.

Super Glue 15187

Super Glue is a type of strong adhesive that has been around for a long time. It can stick things together really quickly, in just 30 seconds!

It works best on smooth surfaces like toilets made of porcelain. If your toilet has a crack, you can use Super Glue 15187 to fix it, but it might take some time for it to fully bond and it can be a little messy.


  • Waterproof
  • Great for fixing broken toilets made of porcelain!
  • This glue sticks things together really quickly – in just 30 seconds!


  • Long time to stick together


Best Glue for Porcelain Toilet Repair

Factors to Consider When Choosing Glue for Porcelain Toilets

Making the Right Choice: A Bond That Lasts

Selecting the perfect glue for your porcelain toilet requires careful consideration. Let’s explore some key factors to keep in mind as you make your choice:

  1. Safety considerations:
    • Opt for glues that are non-toxic and have low VOC emissions to ensure the safety of your household.
    • Consider the impact on water quality, as some glues may pose health hazards when exposed to water.
  2. Adhesive strength requirements:
    • Evaluate the load-bearing capacity of the glue to ensure it can withstand the weight and stress on your porcelain toilet.
    • Prioritize glues with long-term durability to avoid frequent repairs.
  3. Resistance to moisture and water:
    • Choose a glue that offers excellent resistance to moisture to prevent leaks and maintain a tight bond.
    • Ensure the glue can withstand frequent exposure to water in a bathroom environment.
  4. Temperature tolerance:
    • Consider the temperature fluctuations your porcelain toilet may experience, especially if it is connected to hot water sources.
    • Opt for a glue that can handle hot and cold conditions to ensure its effectiveness over time.
  5. Ease of application and cleanup:
    • Look for glues with user-friendly dispensing mechanisms, such as syringes or squeeze tubes, for easy and precise application.
    • Consider glues that offer simple cleanup options in case you need to remove or replace parts in the future.

Step-by-Step Guide: Using Glue on a Porcelain Toilet

Repairing with Confidence: A Detailed Roadmap

Now that we’ve covered the essential factors let’s dive into a step-by-step guide to using glue on a porcelain toilet. Follow these instructions to restore your toilet’s stability and functionality:

  1. Preparation and safety measures:
    • Gather the necessary tools and materials, including glue, gloves, and cleaning supplies.
    • Ensure proper ventilation in the bathroom by opening windows or using fans.
    • Wear protective gear such as gloves and goggles to prevent potential accidents.
  2. Cleaning the porcelain toilet:
    • Thoroughly clean the surfaces that require gluing, removing any dirt, grime, or residue.
    • Dry the surface thoroughly to ensure optimal adhesion of the glue.
  3. Selecting the appropriate glue:
    • Assess the specific requirements of your repair or maintenance task.
    • Consider the factors discussed earlier to choose the most suitable glue for your porcelain toilet.
  4. Applying the glue:
    • Read and follow the manufacturer’s instructions carefully.
    • Apply the glue to the desired areas using the recommended method (e.g., brush, applicator, or syringe).
    • Ensure even and sufficient coverage to achieve a strong bond.
  5. Bonding the porcelain toilet:
    • Align the parts that need to be joined accurately.
    • Apply pressure or use clamps to hold the parts together firmly while the glue sets.
    • Follow the manufacturer’s recommended curing time for the glue.
  6. Curing and drying:
    • Allow sufficient time for the glue to cure and bond properly.
    • Avoid disturbing the toilet or applying any stress during the curing process to ensure a strong and lasting bond.
  7. Finishing touches:
    • Remove any excess glue that may have squeezed out during the bonding process.
    • Clean up any spills or smudges using the appropriate cleaning agents recommended by the glue manufacturer.
  8. Post-repair considerations:
    • Check the repaired areas for proper bond and stability.
    • Conduct tests, such as flushing the toilet or applying pressure, to ensure there are no leaks or movement.

Tips and Best Practices for Gluing Porcelain Toilets

Mastering the Art of Porcelain Repair: Proven Techniques

Repairing your porcelain toilet with glue can be a breeze if you follow these tips and best practices:

  1. Choose the right glue for your specific repair or maintenance task to ensure optimal results.
  2. Prepare the porcelain surface properly by thoroughly cleaning and drying it before applying the glue.
  3.  Create a clean and dry environment for gluing by removing any excess water or moisture from the toilet.
  4. Use appropriate clamping or bracing techniques to hold the parts together firmly while the glue sets.
  5. Allow sufficient time for the glue to cure and dry according to the manufacturer’s instructions.
  6. Follow the manufacturer’s instructions and safety guidelines for applying, handling, and cleaning the glue.
  7. Conduct periodic inspections to ensure the glued areas remain stable and intact, making any necessary repairs promptly.

Precautions and Potential Risks

While gluing a porcelain toilet, it’s important to be aware of potential risks and take necessary precautions to ensure a safe and successful repair. Consider the following precautions:

  • Toxicity and health hazards: Some glues may contain toxic components or emit harmful fumes. Ensure proper ventilation in the bathroom and use protective gear, such as gloves and goggles, to minimize exposure.
  • Avoid contact with skin and eyes: Glues can be irritating or harmful if they come into contact with your skin or eyes. Take precautions to prevent direct contact, and wash your hands thoroughly after handling glue.
  • Potential damage to the porcelain surface: Improper application of glue or using incompatible glue can damage the porcelain surface. Carefully follow the instructions and choose the appropriate glue for your specific repair needs.
  • Risks of improper bonding: Insufficient or weak bonds can result in leaks or instability. Properly prepare the surfaces and ensure a secure and well-aligned bond for long-lasting repair.

Alternative Options for Porcelain Toilet Repair

When in Doubt, Seek Assistance: Exploring Other Solutions

Sometimes, there may be better solutions than repairing a porcelain toilet with glue. Consider these alternative options for porcelain toilet repair:

  1. Professional plumbing services: If you lack the confidence or skills to repair the toilet, it’s wise to call a professional plumber. They have the expertise and experience to effectively handle a wide range of toilet repairs.
  2. Replacement of damaged parts or the entire toilet: If the damage to your porcelain toilet is extensive or beyond repair, replacing damaged parts or the entire toilet may be necessary. Consult with a professional to determine the best course of action.
  3. Temporary fixes before permanent repairs: In situations where immediate repairs are not possible, temporary fixes such as sealing compounds or adhesives designed for temporary repairs can provide temporary relief until a permanent solution is implemented.

FAQs about What Glue to Use on Porcelain Toilet

Can I use regular household glue for repairing a porcelain toilet?

No, regular household glues are not designed for the unique demands of porcelain toilet repairs. It’s essential to use glues specifically formulated for porcelain or ceramic applications.

How long does the glue take to cure?

The curing time varies depending on the type of glue used, and it can range from a few hours to several days. Refer to the manufacturer’s instructions for accurate curing times.

Can I use glue to fix a cracked porcelain toilet tank?

It is possible to use glue to fix hairline cracks in porcelain.


A Strong Bond for a Lasting Throne Maintaining a well-functioning porcelain toilet is essential for a comfortable and functional bathroom experience.

By choosing the right glue and following proper application techniques, you can repair and restore your porcelain toilet’s stability and durability.

Consider safety precautions, select the appropriate glue type, and follow the step-by-step guide for a successful repair.

Regular maintenance and periodic inspections will ensure your toilet remains in optimal condition. With this knowledge, you can confidently tackle any repairs your porcelain throne may require.

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