The acid wash is applied from a watering can used for flowers.
Citric acid wash for pools.
For citric acid for pools.
Pump the mixture into a bowl using a submersible pump.
When you get the ascorbic acid in the water you can turn on the pool pump and let the filters circulate the water for about a half hour.
In your five gallon bucket add one gallon of acid to one gallon of water never the other way around.
If you are treating larger stains or decided to buy a liquid acid sprinkle the acid evenly around the pool.
Wet the sides of the pool.
Dispose of what you pumped as the acid can kill frogs fish and plants.
Pour water over any remaining.
Bosh chemical vanish pool spa stain remover 2lbs natural safe citrus based works excellent on vinyl fiberglass and metals removes rust and other tough stains.
9 kg of soda.
Fill the can with 1 gallon of water and then add 1 gallon of citric acid always in that order.
If it works an acid wash would be a good next step.
4 1 out of 5 stars 105.
Apply soda ash to the acid puddle scrubbing the mixture with a pool brush.
Mix it gently with a mixing stick if you need to.
A citric acid wash is most effective on a swimming pool that has been cleaned with all debris removed after it is drained.
You will need to use 2 lb.
Use a half a pound of vitamin c for every 10 000 gallons of water.