JB Water Weld Pool Repair – Is It Possible?

Are you a beginner in cold welding and wondering what a water weld is? Water weld is a specially designed two-part putty for underwater repairs.

This is a very common and widely used product in repairs. Water weld forms a very strong and permanent bond. It is also water, oil, and gas resistant.

So if you apply it properly, it will last you a lifetime. Now, let’s dive in to know more.

What is a water weld?

A water weld is a putty system that is specially designed for plumbing and underwater projects.

It is a two-part putty that’s ideal for sealing any cracks and holes. You will need to prepare the putty before applying it to the desired location.

First, measure the amount of putty you need and cut it out. You will see there are 2 colors of putty inside the roll.

Knead the putty until it forms one uniform color. After that, apply this to the desired surface. Wait until it cures completely.

JB Weld Pool Repair is a rapid-drying, two-part epoxy that can be used to repair various surfaces. I have been told that it is not recommended for use as a patch on the floor of a pool because it is not as heavy as some other materials which may cause the floor to bow.

What is a water weld used for?

Water weld is designed to work in moist areas such as repairing water sources, plumbing, underwater projects, and so on. You can fix tubs, shower, plumbing these types of household items with water weld easily.

Industrial fuel and water tanks, drainage, marine boats are also compatible with this water weld. But you can use water well on other objects as well.

Water Weld is applicable on:

  • Automobile.
  • Fiberglass.                                                                        
  • Metals.
  • Plastics, PVC.
  • Composites.
  • Ceramics.

What should you look for in a water weld?

The basic things you should look for in water welding are:

  • The maximum tensile strength of the water weld. This determines how strong the bond will be.
  • The maximum permeable heat. Beyond this point, the bond will not hold up.
  • If the weld is compatible with vibration and impact load.
  • Where you can apply the water weld.
  • How much pressure it can withstand?
  • How to knead the water weld.
  • These are the common things you should look for in any water weld.

Frequently Asked Questions (FAQs)

Q. What is the J-B Water Weld cure time?

J-B Water Weld needs 15-25 minutes to set. And it takes 1 hour to completely cure.

But if the putty isn’t kneaded enough before applying, it might take longer to cure. In the worst case, it might never cure properly. So, make sure you knead the putty properly.

Q. Does J-B Water Weld really work?

It depends on what surface you are applying the putty on. You can apply it on any metal, plastic, PVC, composites, fiber, or ceramics surface. It will work magic for you.

But you have to be careful about the amount of pressure and temperature on that surface. And also, make sure to let it cure properly. Only then will the water weld work perfectly. This is crazy but you can drill, sand, and even paint it afterward.

Q. Which J-B Weld is the strongest?

The original J-B Weld is the strongest. It is a two-part epoxy cold weld system. It has a tensile strength of 5020 PSI after being fully cured.

Q. Is J-B Water Weld permanent?

The answer is YES. J-B Water Weld is a permanent solution for all of your plumbing and underwater repairing works.


We hope we were able to answer your question about what to look for in a water weld?

Water welds are mainly designed to work underwater. But you can also make the most out of it by using it for other purposes. Water welds are a versatile and multi-use product as well.

You can call water welding a one-stop solution for various problems.

Related post

  1. How To Remove J-B Weld?
  2. Why J-B Water Weld Not Hardening?
  3. Quick Guide: Where Does J-B Weld Work On?
  4. Is J-B weld food safe?
  5. Will JB Weld Work On Aluminium?
  6. How Long Does Jb Weld Take To Dry?
  7. Jb Weld Cure Time vs Temperature
  8. Will JB Weld Work On Plastic?
  9. Flex Seal Vs JB Weld