How to Clean Ring around Pool Liner

Pool stain is caused by natural materials or other substances entering the pool, like algae or leaves. Most of us like to enjoy the pool rather than clean it because we think cleaning the pool is very difficult. So our pool liner gets stained. 

Cleaning the pool properly helps to keep your pool liner in a bright shape. Also, it is a part of your pool maintenance. But, until you know how to clean the ring around the pool liner, you won’t be able to clean your pool properly. Turns out, your pool liner gets stained. To get rid of the bad effect of stain, follow the given steps.

How to Clean Ring around Pool Liner

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What is the Cause of Ring Stain around the Pool Liner

Before cleaning the ring around the pool liner, it is important to determine what type of stains your pool. Generally, there are two categories of pool stains.

Metal: Various kinds of metal may accidentally enter your pool. Your water source may be a well, or you may have a copper pipe that has damaged your water system. Rusty metal parts, accessories, and tools may also cause stains.

Organic: Berries, leaves, and other organic waste may leave stains if left for a long time in your pool.

After determining the type of stain, you can select what kind of stain remover you want to use. The best method to figure out the stain remover is by stain’s color.

Process of Identifying the Stains of Pool Liner 

Stains generally occur due to the formation of organic or mineral structures in a pool.

Generally, organic stains are green or brown and come from:

  • Algae
  • Mud
  • Dirt
  • Leaves
  • Bugs and
  • Other organic debris

Metal stains come in a wide range of colors and are typically caused by:

  • Corroded pool pipes
  • Metal pool parts
  • Water
  • Pool heaters

Process of Cleaning Ring Around Pool Liner 

Process of Cleaning Metal Stains from Pool Liner

  • Firstly search for the source of the metal stain ring around the pool liner.
  • Then, assess the stain color to find out the possible source.
  • Wipe the pool and balance the chemicals in the pool. Unbalanced chemicals in swimming pools can create the best conditions for stains, and they can get worse!
  • Test the pool with a metal tester kit.
  • After checking the metal on your pool, remove them with a metal sequester.
  • Define the cause of the stain and solve the problem. You may have changed the source of water, changed your ladder, and fixed a rusty pipe.
  • Do the metal ring around the pool liner test regularly, balance the water chemistry every week, and continue to use the metal sequesters to cover the metal before staining the liner.

If you require help removing stubborn stains, you can try to use a metal stain cleaner. You can directly wipe the stain using a clean cloth or another cleaning tool to get into hard-to-reach places.

If the stain does not go away, you can drain the water from your pool to control it, but we highly recommend it. Water dripping from a pool may damage the ring around the pool liner, and it’s a much bigger problem than any stain, no matter how bad.

If you feel the need to clean your pool, contact a professional person who has experience in cleaning and can help you personally and advise you. If it fails all else, you can restore the pool liner. On average, the liner in a modern pool lasts around 5-9 years. So if you have had your pool for a long time, you can start over.

Process of Removing Organic Stain

Organic stains are easier to eliminate clean than metal stains. If your waste is organic, then you should follow the following steps:

  • Firstly, remove leaves and debris from the pool water and wash the filter.
  • Then, clean the surface of the pool with a soft brush to soften dirt, grime, and algae.
  • Now vacuum the pool surface with a liner-friendly vacuum to remove dirt, leaves, and debris.
  • After that, make sure the chemicals in your pool are balanced; in order to balance the chemicals, test the water regularly. After this process, stains can be greatly reduced.
  • Finally, shock the pool liner with a melted pool shocker. You can clean the stain once more to get rid of dirt quickly.

This process is effective on most organic stains, but there are a few things you can try to remove solid organic stain from your pool liner:

  • Use a specifically designed pool liner stain remover. Some of them may use both up and down the waterline.
  • Wipe the dirt with a cloth and wash up the liquid. Again, use the products made for pool liner and avoid normal house cleaning items. Always be careful about chlorine because it may bleach away the pool liner design if heavily concentrated in one spot.
  • You can use a stain vacuum cleaner to clean the pool liner.
  • If all of this process fails to fade the stain, then you have to contact an expert pool technician. I hope he is able to help you properly.

How to Prevent Ring Stain around the Pool Liner

After cleaning the ring around the pool liner, you have to prevent it from coming back. This keeps your pool in good condition and saves your time and labor of removing stains again.

Process of Preventing Metal Stain

It does require a little maintenance, but it can prevent the metal of your pool from staining.

  • Check the source of water for metal. If available, use a bag filter when refilling or filling your pool.
  • Ensure a metal pillar in the pool. These chemicals bind to metallic materials to prevent them from staying on the pool surface and can easily be removed through the pool filter.
  • Maintain the plumbing of your pool. If any of your appliances use copper tubes, check them properly to prevent rust and replace them if necessary.
  • Maintain the pH level of your pool. This is mainly significant if there is copper in the pool water. Low pH makes acidic water, which is harmful to copper and leads to oxidation and stain of the pool.

Process of Preventing Organic Stain

With a little effort, you can prevent organic stains from making their spot in your pool—literally.

  • Firstly, ensure that the pool water is always in balance, especially in terms of pH, alkalinity, and purification.
  • Then clean the pool regularly with a robotic pool cleaner or by hand.
  • After that, skim the surface of the pool regularly to prevent twigs, leaves, and other natural scrap from sinking to the pool’s bottom because they can create stains.
  • Cutaway the fruit-bearing plant from the poolside.
  • Check the pool periodically for any stains. When you find any threat, take action to eliminate them at once.


How can I easily clean the side of the pool?

You can clean the side of your pool using a brush-appropriate and chlorine-based fluid cleaner. Generally, chlorine-based fluid cleaners work well to clean the scum from the waterline.

Can I use vinegar to clean the tile of the pool?

Yes, you can use vinegar to clean the tile of your pool because vinegar is totally non-toxic and works well to clean the tile.

How do you remove brown stains from vinyl pool liner?

You can remove the organic liner easily. For that, you need to apply chlorine directly on your pool’s surface. So, take a chlorine tablet and place it on the stained area for a minute. 

Conclusive Discussion

Finally, we hope this article will help you to clean the ring stain around the pool liner properly. In case you face any problems, then feel free to ask us anything through the comment box. We are always ready to aid you.

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