Copper based algaecides and algaestats are the commonest source of copper salts for pools but copper sulphate is also a preventative treatment and an effective cure for many algae attacks.
Copper sulfate in swimming pools.
Copper sulfate is also used in order to help with public health and safety.
The american journal of public health recommends using copper sulfate in swimming pools only as a method to control growth of algae.
I use a 2 gallon plastic container with a sprinkler head on it like you use to.
Copper sulfate does not eliminate the need for chlorine bromine or other pool sanitizers.
That s where the chlorine comes in or you could use hydrogen peroxide affil.
Make sure you mix the copper sulfate with water in a plastic container make sure the blue crystals are dissolved.
It s also much cheaper than proprietary chemicals.
Copper sulfate does not replace the need for pool sanitizers such as chlorine.
This reaction is known as hexaaquacopper.
Draining the pool and washing down with a weak hydrochloric acid solution will remove the stains.
Copper sulphate whilst being an excellent algaecide will not sanitise disinfect your pool water.
Link to product info on amazon it will sanitise the water and won t stain the pool it has the added benefit of being harmless to the ozone layer it breaks down into hydrogen and oxygen.
Copper salts react with chlorine to produce cupric oxide and and may cause grey black stains on pool surfaces.
Therefore it should not be used as part of your regular pool chemical treatment.