Vinyl is another pool finish that causes trouble.
Yellow stains in vinyl pool.
Unlike algae iron deposits resist scrubbing and take a lot of elbow grease to remove.
Too much copper usually results in blue green staining while iron results in brown red or yellow staining.
For stains on a horizontal surface you can test the surface for mineral staining by using a small amount of acid on the stain.
Your first clue to diagnosing a pool stain is to check out it s color.
Shake the bottle well to mix in all of the liquids.
Iron can be introduced into a pool by well water or pipe corrosion somewhere in the pool system.
Calcium or sodium salts can leave whitish deposits on your pool liner.
If you see brown red yellow staining that could be do to too much iron.
For best results add 1 quart per 10 000 gallons on a weekly basis and you will never have metal stains in your pool.
Mineral and metal stains.
The most common pool stains are blue green and are usually due to too much copper in the water.
The most common blemish however is usually fading caused by sun damage and tears caused by equipment or debris in the pool.
Blue green stains are usually from too much copper in the water.
It should be used for pool openings and closings and throughout the season.
Calcium and salts can result in white deposits on the liner.
How to identify vinyl stains.
Sometimes it can be fairly easy to get rid of stains but other times those hard to remove spots can take a bit more than a simple scrub.
Organic pool stains come from dead algae small animals or organic debris.
Step 2 spray the mixture onto the stain and let it sit on the stain for about one minute.
Shades of yellow can be a sign of excessive iron.
Iron pool staining can be brown red or a yellow orange color.
When there is too much of a mineral present in the water it can begin to stain the pool.
Pool steps can leave stains and rust on the finish and age can take a toll on the finish.
Calcium or sodium salts typically leave a white deposits.
Pool mate metal out is an excellent general purpose sequestrant that helps protect plumbing and pool walls from rust stain and scale.
Mix in 1 4 bleach and 1 4 white vinegar in a spray bottle and fill the rest of the spray bottle up with hot water.