The first thing you should do is check the chlorine level of your pool water.
Ascorbic acid for pool stains.
For the most effective metal pool stain removal follow these steps.
Ascorbic acid treatment this is how you use a large amount of ascorbic acid to treat staining in your entire pool.
The first step to cure these stains is to use ascorbic acid in your swimming pool.
The first step is to take down the level of chlorine in the pool to at least 7 2.
Once you get the chlorine levels where you need them you can add the algaecide.
The reason is that too much chlorine in the pool will eat up the ascorbic acid.
So the amount to add will depend on the volume of your pool.
This acid is also known as vitamin c.
Vitamin c tablets or ascorbic acid pool enxyme algaecide sodium thiosulfate optional.
1 16 of 131 results for ascorbic acid for pools essential values 2 pack swimming pool spa stain remover 4 lbs total natural safe works for vinyl liners fiberglass metals removes rust other tough stains without harsh chemicals.
Follow the instructions on the bottle.
As mentioned above you want to keep your.
Using a tin or a cup drop the ascorbic acid down the sides of the pool all around the perimeter targeting most stain affected areas.
Deactivate excess metals with a metal reducer like metal free or metal klear add a 1 2 pound of ascorbic acid per 10 000 gallons or water for tough stains sprinkle ascorbic or citric acid directly onto the spot.
Put your pool s filter on circulation.
You need about 1 pound of ascorbic acid for every 10 000 gallons.
I cover using bulk ascorbic acid and also using natural chemistry stain free which is citric acid.
You may now add the ascorbic acid or vitamin c.