Brown Spots On Pool Liner

Adding salt to the salt water pool.

Brown spots on pool liner.

Once the algae has appeared onto a vinyl pool liner it is not hard to get rid of but it is a good indication it is time to check the pool s chemical levels. For stains on a horizontal surface you can test the surface for mineral staining by using a small amount of acid on the stain. Using a trichlor tablet hold it on the stain for about 3 5 minutes. Once you have the algae removed be sure to maintain the pool at its proper ph and chlorine levels to prevent the algae from coming back.

The first step to deal with organic materials is to shock your pool and scrub it. Go to this page to see how to treat your pool for brown algae. The iron depending on the severity provides with a yellow to brown stain in the pool. Stains that appear reddish brown or very dark are typically related to metals in your pool water.

If it s closer to a brown black and is found on the sides of the pool as well then you might be looking at metal. In this video i explain how to remove stains from your swimming pool liner and give another tip on easy swimming pool maintenance to create a problem free s. On the other hand it promises to be more delicate if it is a question of micro mushrooms which in reality have developed behind the liner on the concrete. Removing brown spots on the liner of your pool can be a relatively easy operation if they result from the presence of organic waste or are a sign of deposits of dead algae.

Step 1 scrub the algae with a soft nylon brush. Copper is from ionizers and corrosion of copper and brass pipes. You need to determine if the stain is organic or a metal stain. And brown stains concentrated on the bottom can likely be attributed to dirt stains typically enhanced by calcium buildup.

Place a vitamin c tablet ascorbic acid on the stain for a short time period. Iron pool staining can be brown red or a yellow orange color. Calcium or sodium salts can leave whitish deposits on your pool liner. Even the manganese can also give a quite dark brown or even a blackish stain.

This will result in blue green teal black or dark purple stains. If the stain lightens up or disappears it s organic.