Will Flex Seal Fix a Cracked Bathtub? (Explained!)

Will Flex Seal Fix a Cracked Bathtub

Cracking is one of the most common occurrences in bathtubs, and different reasons can cause it. Immediately you notice a crack in your bathtub, and the next thing is to fix it. One thing that people think they can use for fixing bathtub cracks is flex seal tape. Now the question will flex seal fix a cracked bathtub?

No, flex seal tape cannot fix a cracked bathtub, but it can be used as a temporary solution to prevent leaking before you get a permanent solution. There are two different reasons why flex seal tape will not permanently fix a cracked bathtub; one of them is that it is usually affected by a change in temperature.

Continue reading to learn more.

What Are The Possible Causes of The Cracked Bathtub?

Before we proceed to our main discussion in this article, we must first understand the causes of the cracked bathtub and how we can prevent bathtub cracks. There are three different causes of the cracked bathtub, and they are:

  1. One major cause of cracked bathtubs is dropping heavy objects on the bathtub. The bathtub can handle light objects like soaps, sponges, shampoo bottles, and lots more. But bathtubs cannot handle heavy objects like a plumber’s wrench. To avoid bathtub cracks, ensure that you do not drop heavy objects in it.
  2. Bathtub crack is also caused by using aggressive cleaners. Ensure that you only use the recommended cleaners to crack.
  3. Finally, bathtub cracks can also be caused by improper installation. This is why it is important to hire a licensed and professional plumber to install your bathtub.

Now that we know the possible causes of the cracked bathtub and how to prevent it, we can proceed to our main discussion.

Will Flex Seal Fix a Cracked Bathtub?

Cracking is common in different bathtubs, and three different reasons can cause this. How it happens doesn’t matter again when you already have a crack in your bathtub. The next thing you need to do is fix it immediately before it gets out of your hands or replace it with a new one.

One thing that comes to people’s minds when they want to fix a cracked bathtub is Flex Tape. Many people think that they can apply flex tape to a cracked bathtub. Now the question is, will flex seal tape work on a bathtub?

No, a flex seal cannot permanently fix a cracked bathtub because it doesn’t have the necessary properties to fill up the crack. Any materials you will use to repair a cracked bathtub should have structural properties that will fill up the cracked area.

Another reason why you cannot use flex tape to fix a cracked bathtub is that it is easily affected by temperature. Flex tape will not work well if there are fluctuations in temperature. Flex seal will only work best in a temperature between 60° – 100°. Flex seal tape will be affected if the temperature goes higher or lower than that.

However, flex seal is a good product that can stop leaks if you apply a thick layer to the cracked surface. To further provide more answers to this question: will flex seal fix a cracked bathtub? I would only recommend using flex seal tape as a temporary solution. You can use flex seal tape to temporarily stop the leak before you find a lasting solution to the cracked bathtub. It will only help to seal the crack for a few days.

Note that flex seal tape doesn’t fix the crack permanently. It will only seal the cracked bathtub temporarily. If you refuse to find a permanent solution to the cracked bathtub, the crack will keep widening, and the bathtub will eventually break.

How to Fix a Cracked Bathtub Permanently?

Since flex seal tape can only be used as a temporary solution, there is a need to know the permanent solution for a cracked bathtub.

If it is a metal bathtub, the best way to fix the crack is by welding it. You can hire a professional and licensed welder to fix the bathtub in your home, or you uninstall the bathtub and take it to a professional welding shop for repair.

A bathtub repair kit is the best way to permanently fix cracks in other bathtubs like porcelain, acrylic, and fibreglass. The repair kits contain all the necessary things needed to fix the crack. You can get the bathtub repair kit from physical or online hardware or plumbing store.

You can easily use the repair kit to fix a bathtub crack yourself. If you don’t know where to start, you can simply read the manufacturer’s instructions on the bathtub repair kit. Repairing bathtub cracks will cost less than hiring a professional to fix them for you.

Frequently Asked Questions (FAQs)

  • Will flex seal tape fix my cracked bathtub permanently?

No, flex seal tape cannot fix a bathtub crack permanently. You can only use flex seal tape to cover the crack for a few days before getting a permanent solution.

  • What are the possible causes of bathtub cracks?

The three causes of bathtub cracks are:

  1. Improper installation.
  2. Dropping heavy objects in the bathtub.
  3. Washing the bathtub with aggressive cleaners.

  • What is the permanent solution for bathtub cracks?

The best way to permanently fix bathtub cracks is by using bathtub repair kits.

  • What is the best way to fix a crack in a metal bathtub?

The best way to fix cracks in metal bathtubs is by welding them.

Conclusion

Do you have a crack in your bathtub, and the next question that pop-up in your mind is, will flex seal fix a cracked bathtub?

No, flex seal tape will not fix the bathtub cracks, but you can apply it as a temporary solution before you get a lasting solution to fix the crack. Two major reasons why flex seal tape cannot be used as a permanent solution are because it doesn’t have the needed structural properties that will fill up the crack, and it is also affected by a change in temperature.

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