You may now add the ascorbic acid or vitamin c.
Citric acid pool stains.
Citric acid works quickly to remove copper stains from pool and spa surfaces.
This copper stain remover is a quick dissolving power which reduces the copper off the walls of your swimming pool.
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.
Removing copper pool stains.
Citric acid works similar to ascorbic acid but is more effective at treating copper based stains.
Use the tablets and rub them against the stains to remove them.
Stainfree is an all natural citric acid product that removes metal staining on pool liners and finishes.
The white stuff in your pool is insoluble calcium citrate.
If you are treating larger stains or decided to buy a liquid acid sprinkle the acid evenly around the pool.
If you don t overcome it pretty quickly though you may need to shock the pool since keeping the chlorine at low levels for very long will allow algae to bloom.
It can form very tenacious scale and is bad about plugging small openings in piping systems filters and instrumentation.
Use natural chemistry s metalfree and you have the ultimate 1 2 combination for stain fighting.
Stainfree is ideal for treating staining on all pool surfaces and is compatible with all sanitizing systems.
Deactivate excess metals with a metal reducer like metal free or metal klear.
Treat large stains by adding ascorbic acid to the pool water by sprinkling it evenly over the surface of the water.
Use a half a pound of vitamin c for every 10 000 gallons of water.
This is how you use a large amount of ascorbic acid to treat staining in your entire pool.
This is a good treatment if your pool has a lot of staining and the spot cleaning is not an option.
Start by using a 1 2 pound of ascorbic acid per 10 000 gallons of water in the pool.
It is formed when citric acid comes in contact with calcium.
I cover using bulk ascorbic acid and also using natural chemistry stain free which is citric acid.
Citric acid is a gentler stain remover than muriatic acid another form of acid used to remove stains and resurface swimming pool interiors.
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.
Ascorbic acid treatment.
