How to find a hole in your pool liner

How do I find the pin hole in my pool liner?

How to find a pin hole

  1. For holes on the side of the liner, look for a small stream of water seeping from the hole. These often are visible. …
  2. If the hole can’t be located, fill a bucket with soapy water and rub it on the pool walls completely with a wet cloth. …
  3. For holes on the floor of the liner, turn off the pump.

How can I tell where my pool is leaking?

You can do the “bucket test” on your pool to measure evaporation. Place a bucket of water beside the pool and mark both the water in the bucket and the pool water level. Wait 24 hours then check the loss of both. If the pool loses more water than the bucket, then you have a leak.

Can you patch a pool liner with water in it?

The good news is that once you identify the area of the leak, you can repair it with the water still in the pool. Find a patch material that matches the shade of your current liner in the case have options in your patch material kit. If the leak is underwater, you can use a wet patch kit.

What causes tiny holes in pool liner?


It is suspected that the termites are attracted to the pool area due to the dampness around the pool. Usually, the first signs are very small holes in the liner in the area above the water line.

Why does my pool lose water overnight?

If your pool lost water overnight and it is more than the quarter-inch due to evaporation, you probably have a leak. Evaporation accounts for a minor amount of water lost each day. Losing a half-inch or move overnight indicates a problem.

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How much does it cost to detect a pool leak?

Most pool leak detection cost between $100 and $500. Along with detecting leaks, companies like Leak Science can develop a plan to repair the leak for you so that you can eliminate the problem in your pool and get back to enjoying it.

Does Flex Seal tape work on pool liners?

It’s inconvenient and pool liners can cost hundreds (sometimes thousands) of dollars to replace. That’s why we recommend keeping Flex Tape nearby. The next time you find yourself with this problem, just use Flex Tape and your pool leak will be repaired in a matter of minutes.

Does Gorilla Tape work underwater?

Gorilla Waterproof Patch and Seal Tape instantly seals out water, air and moisture. With an extra thick adhesive layer and UV resistant backing this tape conforms to form a permanent bond indoors and out. At 4 in. wide use it to patch holes, cracks, gaps and tears, even underwater.

How long do pool liners last?

between 10 and 15 years

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