If you aren t sure what type of metal you re dealing with you can bring a water sample to your local pool store for testing or purchase a pool metal test kit.
Citric acid pool stains.
Citric acid works similar to ascorbic acid but is more effective at treating copper based stains.
Use a half a pound of vitamin c for every 10 000 gallons of water.
Ascorbic acid treatment.
It does not harm a pool to have such a thin layer removed it simply clears away the stain.
Deactivate excess metals with a metal reducer like metal free or metal klear.
I cover using bulk ascorbic acid and also using natural chemistry stain free which is citric acid.
For the most effective metal pool stain removal follow these steps.
The polyquat the citric acid and the metal sequestrant tend to cause high chlorine demands so you may have to supplement the swcg with bleach to get the chlorine to register at first.
The white stuff in your pool is insoluble calcium citrate.
It can form very tenacious scale and is bad about plugging small openings in piping systems filters and instrumentation.
Stainfree is ideal for treating staining on all pool surfaces and is compatible with all sanitizing systems.
This is a good treatment if your pool has a lot of staining and the spot cleaning is not an option.
Stainfree is an all natural citric acid product that removes metal staining on pool liners and finishes.
Removing copper pool stains.
You may now add the ascorbic acid or vitamin c.
It is formed when citric acid comes in contact with calcium.
Use natural chemistry s metalfree and you have the ultimate 1 2 combination for stain fighting.
If you are treating larger stains or decided to buy a liquid acid sprinkle the acid evenly around the pool.
Citric acid works quickly to remove copper stains from pool and spa surfaces.
Citric acid removes the stained area of a pool when applied by eating away the top layer of the pool s surface.
Treat large stains by adding ascorbic acid to the pool water by sprinkling it evenly over the surface of the water.
Use the tablets and rub them against the stains to remove them.
Keep in mind that ascorbic acid is best for treating iron stains while citric acid is best for treating copper stains.
This is how you use a large amount of ascorbic acid to treat staining in your entire pool.
This copper stain remover is a quick dissolving power which reduces the copper off the walls of your swimming pool.